diff --git a/__tests__/features.test.ts b/__tests__/features.test.ts
index 7a029296..a744c096 100644
--- a/__tests__/features.test.ts
+++ b/__tests__/features.test.ts
@@ -14,17 +14,17 @@ describe('Features tests', () => {
       '7.2',
       'win32'
     );
-    expect(win32).toContain(
-      'Install-PhpExtension xdebug -MinimumStability stable'
-    );
-    expect(win32).toContain(
-      'Install-PhpExtension pcov -MinimumStability stable'
-    );
+    expect(win32).toContain('Install-PhpExtension xdebug');
+    expect(win32).toContain('Install-PhpExtension pcov');
     win32 = await features.addExtension('xdebug, pcov', '7.4', 'win32');
+    const extension_url: string =
+      'https://xdebug.org/files/php_xdebug-2.8.0beta2-7.4-vc15.dll';
     expect(win32).toContain(
-      'Install-PhpExtension xdebug -Version 2.8 -MinimumStability beta'
+      'Invoke-WebRequest -Uri ' +
+        extension_url +
+        ' -OutFile C:\\tools\\php\\ext\\php_xdebug.dll'
     );
-    expect(win32).toContain('Install-PhpExtension pcov -MinimumStability beta');
+    expect(win32).toContain('Install-PhpExtension pcov');
 
     win32 = await features.addExtension('does_not_exist', '7.2', 'win32');
     expect(win32).toContain('Could not find does_not_exist for PHP7.2 on PECL');
@@ -46,6 +46,10 @@ describe('Features tests', () => {
       'sudo DEBIAN_FRONTEND=noninteractive apt install -y php7.2-pcov'
     );
 
+    linux = await features.addExtension('xdebug, pcov', '7.4', 'linux');
+    expect(linux).toContain('./xdebug.sh');
+    expect(linux).toContain('./pcov.sh');
+
     linux = await features.addExtension('xdebug', '7.2', 'fedora');
     expect(linux).toContain('Platform fedora is not supported');
   });
@@ -68,6 +72,12 @@ describe('Features tests', () => {
     darwin = await features.addExtension('xdebug', '5.6', 'darwin');
     expect(darwin).toContain('sudo pecl install xdebug-2.5.5');
 
+    darwin = await features.addExtension('xdebug', '7.4', 'darwin');
+    expect(darwin).toContain('sh ./xdebug_darwin.sh');
+
+    darwin = await features.addExtension('pcov', '7.4', 'darwin');
+    expect(darwin).toContain('sh ./pcov.sh');
+
     darwin = await features.addExtension('xdebug', '7.2', 'darwin');
     expect(darwin).toContain('sudo pecl install xdebug');
 
@@ -136,25 +146,25 @@ describe('Features tests', () => {
 
   it('checking addCoverage on windows', async () => {
     let win32: string = await features.addCoverage('xdebug', '7.4', 'win32');
+    const extension_url: string =
+      'https://xdebug.org/files/php_xdebug-2.8.0beta2-7.4-vc15.dll';
     expect(win32).toContain(
-      'Install-PhpExtension xdebug -Version 2.8 -MinimumStability beta'
+      'Invoke-WebRequest -Uri ' +
+        extension_url +
+        ' -OutFile C:\\tools\\php\\ext\\php_xdebug.dll'
     );
 
     win32 = await features.addCoverage('xdebug', '7.3', 'win32');
-    expect(win32).toContain(
-      'Install-PhpExtension xdebug -MinimumStability stable'
-    );
+    expect(win32).toContain('Install-PhpExtension xdebug');
 
     win32 = await features.addCoverage('pcov', '7.4', 'win32');
-    expect(win32).toContain('Install-PhpExtension pcov -MinimumStability beta');
+    expect(win32).toContain('Install-PhpExtension pcov');
     expect(win32).toContain(
       'if(php -m | findstr -i xdebug) { Disable-PhpExtension xdebug C:\\tools\\php'
     );
 
     win32 = await features.addCoverage('pcov', '7.3', 'win32');
-    expect(win32).toContain(
-      'Install-PhpExtension pcov -MinimumStability stable'
-    );
+    expect(win32).toContain('Install-PhpExtension pcov');
     expect(win32).toContain(
       'if(php -m | findstr -i xdebug) { Disable-PhpExtension xdebug C:\\tools\\php'
     );
@@ -174,18 +184,11 @@ describe('Features tests', () => {
 
   it('checking addCoverage on linux', async () => {
     let linux: string = await features.addCoverage('xdebug', '7.4', 'linux');
-    expect(linux).toContain(
-      'sudo DEBIAN_FRONTEND=noninteractive apt install -y php7.4-xdebug'
-    );
+    expect(linux).toContain('./xdebug.sh');
 
     linux = await features.addCoverage('pcov', '7.4', 'linux');
-    expect(linux).toContain(
-      'sudo DEBIAN_FRONTEND=noninteractive apt install -y php7.4-pcov'
-    );
-    expect(linux).toContain(
-      "sudo phpdismod xdebug || echo 'xdebug not installed'"
-    );
-    expect(linux).toContain("sudo phpenmod pcov || echo 'pcov not installed'");
+    expect(linux).toContain('./pcov.sh');
+    expect(linux).toContain('sudo sed -i "/xdebug/d" $ini_file');
 
     linux = await features.addCoverage('', '7.4', 'linux');
     expect(linux).toEqual('');
@@ -193,13 +196,13 @@ describe('Features tests', () => {
 
   it('checking addCoverage on darwin', async () => {
     let darwin: string = await features.addCoverage('xdebug', '7.4', 'darwin');
-    expect(darwin).toContain('sudo pecl install xdebug');
+    expect(darwin).toContain('sh ./xdebug_darwin.sh');
 
     darwin = await features.addCoverage('xdebug', '5.6', 'darwin');
     expect(darwin).toContain('sudo pecl install xdebug-2.5.5');
 
     darwin = await features.addCoverage('pcov', '7.4', 'darwin');
-    expect(darwin).toContain('sudo pecl install pcov');
+    expect(darwin).toContain('sh ./pcov.sh');
     expect(darwin).toContain('sudo sed -i \'\' "/xdebug/d" $ini_file\n');
 
     darwin = await features.addCoverage('', '7.4', 'win32');
diff --git a/__tests__/pecl.test.ts b/__tests__/pecl.test.ts
new file mode 100644
index 00000000..5f737def
--- /dev/null
+++ b/__tests__/pecl.test.ts
@@ -0,0 +1,15 @@
+import * as pecl from '../src/pecl';
+
+let valid_extensions = ['xdebug', 'pcov'];
+jest.mock('../src/pecl', () => ({
+  checkPECLExtension: jest.fn().mockImplementation(extension => {
+    return valid_extensions.indexOf(extension) !== -1;
+  })
+}));
+
+describe('pecl tests', () => {
+  it('checking checkPECLExtension', async () => {
+    expect(await pecl.checkPECLExtension('extensionDoesNotExist')).toBe(false);
+    expect(await pecl.checkPECLExtension('xdebug')).toBe(true);
+  });
+});
diff --git a/__tests__/utils.test.ts b/__tests__/utils.test.ts
index c7a14471..849e4a19 100644
--- a/__tests__/utils.test.ts
+++ b/__tests__/utils.test.ts
@@ -1,14 +1,6 @@
 import * as fs from 'fs';
 import * as path from 'path';
 import * as utils from '../src/utils';
-import * as pecl from '../src/pecl';
-
-let valid_extensions = ['xdebug', 'pcov'];
-jest.mock('../src/pecl', () => ({
-  checkPECLExtension: jest.fn().mockImplementation(extension => {
-    return valid_extensions.indexOf(extension) !== -1;
-  })
-}));
 
 jest.mock('@actions/core', () => ({
   getInput: jest.fn().mockImplementation(key => {
@@ -45,24 +37,25 @@ describe('Utils tests', () => {
 
   it('checking readScripts', async () => {
     let rc: string = fs.readFileSync(
-      path.join(__dirname, '../src/7.4.sh'),
+      path.join(__dirname, '../src/scripts/7.4.sh'),
       'utf8'
     );
     let darwin: string = fs.readFileSync(
-      path.join(__dirname, '../src/darwin.sh'),
+      path.join(__dirname, '../src/scripts/darwin.sh'),
       'utf8'
     );
     let linux: string = fs.readFileSync(
-      path.join(__dirname, '../src/linux.sh'),
+      path.join(__dirname, '../src/scripts/linux.sh'),
       'utf8'
     );
     let win32: string = fs.readFileSync(
-      path.join(__dirname, '../src/win32.ps1'),
+      path.join(__dirname, '../src/scripts/win32.ps1'),
       'utf8'
     );
     expect(await utils.readScript('darwin.sh', '7.4', 'darwin')).toBe(rc);
     expect(await utils.readScript('darwin.sh', '7.3', 'darwin')).toBe(darwin);
     expect(await utils.readScript('linux.sh', '7.4', 'linux')).toBe(linux);
+    expect(await utils.readScript('linux.sh', '7.3', 'linux')).toBe(linux);
     expect(await utils.readScript('win32.ps1', '7.3', 'win32')).toBe(win32);
     expect(await utils.readScript('fedora.sh', '7.3', 'fedora')).toContain(
       'Platform fedora is not supported'
@@ -88,6 +81,8 @@ describe('Utils tests', () => {
       'c',
       'd'
     ]);
+    expect(await utils.extensionArray('')).toEqual([]);
+    expect(await utils.extensionArray(' ')).toEqual([]);
   });
 
   it('checking INIArray', async () => {
@@ -96,6 +91,8 @@ describe('Utils tests', () => {
       'b=2',
       'c=3'
     ]);
+    expect(await utils.INIArray('')).toEqual([]);
+    expect(await utils.INIArray(' ')).toEqual([]);
   });
 
   it('checking log', async () => {
@@ -108,7 +105,7 @@ describe('Utils tests', () => {
     warning_log = await utils.log(message, 'linux', 'warning');
     expect(warning_log).toEqual('echo "\\033[33;1m' + message + '\\033[0m"');
     warning_log = await utils.log(message, 'darwin', 'warning');
-    expect(warning_log).toEqual('echo -e "\\033[33;1m' + message + '\\033[0m"');
+    expect(warning_log).toEqual('echo "\\033[33;1m' + message + '\\033[0m"');
 
     let error_log: string = await utils.log(message, 'win32', 'error');
     // expect(error_log).toEqual(
@@ -117,7 +114,7 @@ describe('Utils tests', () => {
     error_log = await utils.log(message, 'linux', 'error');
     expect(error_log).toEqual('echo "\\033[31;1m' + message + '\\033[0m"');
     error_log = await utils.log(message, 'darwin', 'error');
-    expect(error_log).toEqual('echo -e "\\033[31;1m' + message + '\\033[0m"');
+    expect(error_log).toEqual('echo "\\033[31;1m' + message + '\\033[0m"');
 
     let success_log: string = await utils.log(message, 'win32', 'success');
     // expect(success_log).toEqual(
@@ -126,7 +123,7 @@ describe('Utils tests', () => {
     success_log = await utils.log(message, 'linux', 'success');
     expect(success_log).toEqual('echo "\\033[32;1m' + message + '\\033[0m"');
     success_log = await utils.log(message, 'darwin', 'success');
-    expect(success_log).toEqual('echo -e "\\033[32;1m' + message + '\\033[0m"');
+    expect(success_log).toEqual('echo "\\033[32;1m' + message + '\\033[0m"');
   });
 
   it('checking getExtensionPrefix', async () => {
@@ -138,9 +135,3 @@ describe('Utils tests', () => {
     expect(await utils.getExtensionPrefix('opcache')).toEqual('zend_extension');
   });
 });
-describe('pecl tests', () => {
-  it('checking checkPECLExtension', async () => {
-    expect(await pecl.checkPECLExtension('extensionDoesNotExist')).toBe(false);
-    expect(await pecl.checkPECLExtension('xdebug')).toBe(true);
-  });
-});
diff --git a/lib/features.js b/lib/features.js
index e9dfed76..262f2b84 100644
--- a/lib/features.js
+++ b/lib/features.js
@@ -76,8 +76,8 @@ exports.enableExtensionWindows = enableExtensionWindows;
  */
 function enableExtensionUnix(extension, os_version) {
     return __awaiter(this, void 0, void 0, function* () {
-        return (`if [ ! "$(php -m | grep -i ${extension})" ] && [ -e "$ext_dir/php_${extension}.so" ]; then
-  echo "${yield utils.getExtensionPrefix(extension)}=php_${extension}.so" >> 'php -i | grep "Loaded Configuration" | sed -e "s|.*=>\s*||"'\n` +
+        return (`if [ ! "$(php -m | grep -i ${extension})" ] && [ -e "$ext_dir/${extension}.so" ]; then
+  echo "${yield utils.getExtensionPrefix(extension)}=${extension}" >> 'php -i | grep "Loaded Configuration" | sed -e "s|.*=>\s*||"'\n` +
             (yield utils.log('Enabled ' + extension, os_version, 'success')) +
             `;\n elif [ "$(php -m | grep -i ${extension})" ]; then \n` +
             (yield utils.log('Extension ' + extension + ' was already enabled', os_version, 'success')) +
@@ -102,25 +102,30 @@ function addExtensionDarwin(extension_csv, version) {
                 script += yield enableExtensionUnix(extension, 'darwin');
                 switch (yield pecl.checkPECLExtension(extension)) {
                     case true:
-                        let extension_version = extension;
+                        let install_command = '';
                         switch (version + extension) {
-                            case '5.6xdebug':
-                                extension_version = 'xdebug-2.5.5';
-                                break;
                             case '7.4xdebug':
-                                extension_version = 'xdebug-2.8.0beta2';
+                                install_command =
+                                    'sh ./xdebug_darwin.sh >/dev/null 2>&1 && echo "zend_extension=xdebug.so" >> $ini_file';
+                                break;
+                            case '7.4pcov':
+                                install_command =
+                                    'sh ./pcov.sh >/dev/null 2>&1 && echo "extension=pcov.so" >> $ini_file';
+                                break;
+                            case '5.6xdebug':
+                                install_command = 'sudo pecl install xdebug-2.5.5 >/dev/null 2>&1';
                                 break;
-                            case '7.2xdebug':
                             default:
-                                extension_version = extension;
+                                install_command =
+                                    'sudo pecl install ' + extension + ' >/dev/null 2>&1';
                                 break;
                         }
                         script +=
                             'if [ ! "$(php -m | grep -i ' +
                                 extension +
-                                ')" ]; then sudo pecl install ' +
-                                extension_version +
-                                '  >/dev/null 2>&1 && ' +
+                                ')" ]; then ' +
+                                install_command +
+                                ' && ' +
                                 (yield utils.log('Installed and enabled ' + extension, 'darwin', 'success')) +
                                 ' || ' +
                                 (yield utils.log('Could not install ' + extension + ' on PHP' + version, 'darwin', 'error')) +
@@ -157,36 +162,29 @@ function addExtensionWindows(extension_csv, version) {
                 extension = extension.toLowerCase();
                 // add script to enable extension is already installed along with php
                 script += yield enableExtensionWindows(extension);
-                let extension_stability = '';
-                switch (version) {
-                    case '7.4':
-                        extension_stability = 'beta';
-                        break;
-                    case '7.2':
-                    default:
-                        extension_stability = 'stable';
-                        break;
-                }
                 switch (yield pecl.checkPECLExtension(extension)) {
                     case true:
-                        let extension_version = extension;
+                        let install_command = '';
                         switch (version + extension) {
                             case '7.4xdebug':
-                                extension_version = 'xdebug -Version 2.8';
+                                const extension_url = 'https://xdebug.org/files/php_xdebug-2.8.0beta2-7.4-vc15.dll';
+                                install_command =
+                                    'Invoke-WebRequest -Uri ' +
+                                        extension_url +
+                                        ' -OutFile C:\\tools\\php\\ext\\php_xdebug.dll\n';
+                                install_command += 'Enable-PhpExtension xdebug';
                                 break;
                             case '7.2xdebug':
                             default:
-                                extension_version = extension;
+                                install_command = 'Install-PhpExtension ' + extension;
                                 break;
                         }
                         script +=
                             'if(!(php -m | findstr -i ' +
                                 extension +
                                 ')) { ' +
-                                'try { Install-PhpExtension ' +
-                                extension_version +
-                                ' -MinimumStability ' +
-                                extension_stability +
+                                'try { ' +
+                                install_command +
                                 '\n' +
                                 (yield utils.log('Installed and enabled ' + extension, 'win32', 'success')) +
                                 ' } catch [Exception] { ' +
@@ -224,25 +222,34 @@ function addExtensionLinux(extension_csv, version) {
                 extension = extension.toLowerCase();
                 // add script to enable extension is already installed along with php
                 script += yield enableExtensionUnix(extension, 'linux');
+                let install_command = '';
+                switch (version + extension) {
+                    case '7.4xdebug':
+                        install_command =
+                            './xdebug.sh >/dev/null 2>&1 && echo "zend_extension=xdebug.so" >> $ini_file';
+                        break;
+                    case '7.4pcov':
+                        install_command =
+                            './pcov.sh >/dev/null 2>&1 && echo "extension=pcov.so" >> $ini_file';
+                        break;
+                    default:
+                        install_command =
+                            'sudo DEBIAN_FRONTEND=noninteractive apt install -y php' +
+                                version +
+                                '-' +
+                                extension +
+                                ' >/dev/null 2>&1';
+                        break;
+                }
                 script +=
                     'if [ ! "$(php -m | grep -i ' +
                         extension +
-                        ')" ]; then sudo DEBIAN_FRONTEND=noninteractive apt install -y php' +
-                        version +
-                        '-' +
-                        extension +
-                        ' >/dev/null 2>&1 || sudo DEBIAN_FRONTEND=noninteractive apt install -y php-' +
-                        extension +
-                        ' >/dev/null 2>&1 && ' +
+                        ')" ]; then ' +
+                        install_command +
+                        ' && ' +
                         (yield utils.log('Installed and enabled ' + extension, 'linux', 'success')) +
                         ' || ' +
-                        (yield utils.log('Could not find php-' +
-                            extension +
-                            ' or php' +
-                            version +
-                            '-' +
-                            extension +
-                            ' on APT repository', 'linux', 'error')) +
+                        (yield utils.log('Could not find php' + version + '-' + extension + ' on APT repository', 'linux', 'error')) +
                         '; fi\n';
             });
         });
@@ -299,14 +306,12 @@ function addCoverage(coverage, version, os_version) {
                 // if version is 7.1 or newer
                 switch (version) {
                     default:
-                        script += yield addExtension(coverage, version, os_version);
+                        script += yield addExtension('pcov', version, os_version);
                         script += yield addINIValues('pcov.enabled=1', os_version);
                         // add command to disable xdebug and enable pcov
                         switch (os_version) {
                             case 'linux':
-                                script +=
-                                    "sudo phpdismod xdebug || echo 'xdebug not installed'\n";
-                                script += "sudo phpenmod pcov || echo 'pcov not installed'\n";
+                                script += 'sudo sed -i "/xdebug/d" $ini_file\n';
                                 break;
                             case 'darwin':
                                 script += 'sudo sed -i \'\' "/xdebug/d" $ini_file\n';
@@ -328,7 +333,7 @@ function addCoverage(coverage, version, os_version) {
                 break;
             //xdebug
             case 'xdebug':
-                script += yield addExtension(coverage, version, os_version);
+                script += yield addExtension('xdebug', version, os_version);
                 script += yield utils.log('Xdebug enabled as coverage driver', os_version, 'success');
                 break;
             // unknown coverage driver
diff --git a/lib/install.js b/lib/install.js
index 12696c16..cd6aa489 100644
--- a/lib/install.js
+++ b/lib/install.js
@@ -39,7 +39,7 @@ function run() {
                 darwin += yield features.addINIValues(ini_values_csv, os_version);
                 darwin += yield features.addCoverage(coverage, version, os_version);
                 yield utils.writeScript('darwin.sh', version, darwin);
-                yield exec_1.exec('sh -x ./' + version + 'darwin.sh ' + version);
+                yield exec_1.exec('sh ./' + version + 'darwin.sh ' + version);
             }
             else if (os_version == 'win32') {
                 let windows = yield utils.readScript('win32.ps1', version, os_version);
diff --git a/lib/utils.js b/lib/utils.js
index e8ec6a85..28e7f65e 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -47,6 +47,19 @@ function asyncForEach(array, callback) {
     });
 }
 exports.asyncForEach = asyncForEach;
+/**
+ * Copy config
+ *
+ * @param files
+ */
+function readFiles74(files) {
+    return __awaiter(this, void 0, void 0, function* () {
+        yield asyncForEach(files, function (filename) {
+            fs.createReadStream(path.join(__dirname, '../src/' + filename)).pipe(fs.createWriteStream(filename.split('/')[1], { mode: 0o755 }));
+        });
+    });
+}
+exports.readFiles74 = readFiles74;
 /**
  * Read the scripts
  *
@@ -60,15 +73,27 @@ function readScript(filename, version, os_version) {
             case 'darwin':
                 switch (version) {
                     case '7.4':
-                        fs.createReadStream(path.join(__dirname, '../src/config.yaml')).pipe(fs.createWriteStream('config.yaml'));
-                        return fs.readFileSync(path.join(__dirname, '../src/7.4.sh'), 'utf8');
+                        yield readFiles74([
+                            'configs/config.yaml',
+                            'scripts/xdebug_darwin.sh',
+                            'scripts/pcov.sh'
+                        ]);
+                        return fs.readFileSync(path.join(__dirname, '../src/scripts/7.4.sh'), 'utf8');
                     case '7.3':
                     default:
-                        return fs.readFileSync(path.join(__dirname, '../src/' + filename), 'utf8');
+                        return fs.readFileSync(path.join(__dirname, '../src/scripts/' + filename), 'utf8');
+                }
+            case 'linux':
+                switch (version) {
+                    case '7.4':
+                        yield readFiles74(['scripts/xdebug.sh', 'scripts/pcov.sh']);
+                        return fs.readFileSync(path.join(__dirname, '../src/scripts/' + filename), 'utf8');
+                    case '7.3':
+                    default:
+                        return fs.readFileSync(path.join(__dirname, '../src/scripts/' + filename), 'utf8');
                 }
             case 'win32':
-            case 'linux':
-                return fs.readFileSync(path.join(__dirname, '../src/' + filename), 'utf8');
+                return fs.readFileSync(path.join(__dirname, '../src/scripts/' + filename), 'utf8');
             default:
                 return yield log('Platform ' + os_version + ' is not supported', os_version, 'error');
         }
@@ -94,12 +119,18 @@ exports.writeScript = writeScript;
  */
 function extensionArray(extension_csv) {
     return __awaiter(this, void 0, void 0, function* () {
-        return extension_csv.split(',').map(function (extension) {
-            return extension
-                .trim()
-                .replace('php-', '')
-                .replace('php_', '');
-        });
+        switch (extension_csv) {
+            case '':
+            case ' ':
+                return [];
+            default:
+                return extension_csv.split(',').map(function (extension) {
+                    return extension
+                        .trim()
+                        .replace('php-', '')
+                        .replace('php_', '');
+                });
+        }
     });
 }
 exports.extensionArray = extensionArray;
@@ -111,9 +142,15 @@ exports.extensionArray = extensionArray;
  */
 function INIArray(ini_values_csv) {
     return __awaiter(this, void 0, void 0, function* () {
-        return ini_values_csv.split(',').map(function (ini_value) {
-            return ini_value.trim();
-        });
+        switch (ini_values_csv) {
+            case '':
+            case ' ':
+                return [];
+            default:
+                return ini_values_csv.split(',').map(function (ini_value) {
+                    return ini_value.trim();
+                });
+        }
     });
 }
 exports.INIArray = INIArray;
@@ -133,10 +170,9 @@ function log(message, os_version, log_type) {
                 };
                 return "Write-Host '" + message + "' -ForegroundColor " + color[log_type];
             case 'linux':
-                return ('echo "\\033[' + unix_color[log_type] + ';1m' + message + '\\033[0m"');
             case 'darwin':
             default:
-                return ('echo -e "\\033[' + unix_color[log_type] + ';1m' + message + '\\033[0m"');
+                return ('echo "\\033[' + unix_color[log_type] + ';1m' + message + '\\033[0m"');
         }
     });
 }
diff --git a/src/config.yaml b/src/config.yaml
deleted file mode 100644
index 6b39ebdc..00000000
--- a/src/config.yaml
+++ /dev/null
@@ -1,60 +0,0 @@
-variants:
-  dev:
-    bcmath:
-    calendar:
-    cli:
-    ctype:
-    dom:
-    fileinfo:
-    filter:
-    ipc:
-    iconv:
-    json:
-    mbregex:
-    mbstring:
-    mhash:
-    mcrypt:
-    pcntl:
-    pcre:
-    pdo:
-    phar:
-    posix:
-    sockets:
-    tokenizer:
-    xml:
-    curl:
-    openssl:
-    zip:
-    gd:
-      - --with-freetype
-      - --with-pdo-mysql=mysqlnd
-      - --with-mysqli=mysqlnd
-      - --with-pgsql
-      - --with-pdo-pgsql
-      - --with-gmp=/usr/local/opt/gmp
-      - --with-openssl
-      - --with-pear
-      - --with-zip
-      - --with-zlib-dir=/usr/local/opt/zlib
-      - --with-libxml
-      - --with-kerberos
-      - --with-gd
-      - --with-ffi
-      - --with-bz2=/usr/local/opt/bzip2
-      - --with-readline=/usr/local/opt/readline
-      - --with-iconv=/usr/local/opt/libiconv
-      - --with-icu-dir=/usr/local/opt/icu4c
-      - --enable-intl
-      - --enable-xml
-      - --enable-sysvsem
-      - --enable-sysvshm
-      - --enable-sysvmsg
-      - --enable-phpdbg
-      - --enable-exif
-      - --enable-gd
-      - --enable-soap
-      - --enable-xmlreader
-      - --enable-zend-test=shared
-extensions:
-  dev:
-    xdebug: stable
\ No newline at end of file
diff --git a/config.yaml b/src/configs/config.yaml
similarity index 86%
rename from config.yaml
rename to src/configs/config.yaml
index 6b39ebdc..7586474a 100644
--- a/config.yaml
+++ b/src/configs/config.yaml
@@ -35,15 +35,16 @@ variants:
       - --with-openssl
       - --with-pear
       - --with-zip
-      - --with-zlib-dir=/usr/local/opt/zlib
       - --with-libxml
       - --with-kerberos
       - --with-gd
       - --with-ffi
-      - --with-bz2=/usr/local/opt/bzip2
+      - --with-curl
+      - --with-mhash
       - --with-readline=/usr/local/opt/readline
       - --with-iconv=/usr/local/opt/libiconv
       - --with-icu-dir=/usr/local/opt/icu4c
+      - --with-config-file-path=/etc
       - --enable-intl
       - --enable-xml
       - --enable-sysvsem
@@ -54,7 +55,4 @@ variants:
       - --enable-gd
       - --enable-soap
       - --enable-xmlreader
-      - --enable-zend-test=shared
-extensions:
-  dev:
-    xdebug: stable
\ No newline at end of file
+      - --enable-zend-test=shared
\ No newline at end of file
diff --git a/src/features.ts b/src/features.ts
index e720ccd4..4ceed88a 100644
--- a/src/features.ts
+++ b/src/features.ts
@@ -76,10 +76,10 @@ export async function enableExtensionUnix(
   os_version: string
 ) {
   return (
-    `if [ ! "$(php -m | grep -i ${extension})" ] && [ -e "$ext_dir/php_${extension}.so" ]; then
+    `if [ ! "$(php -m | grep -i ${extension})" ] && [ -e "$ext_dir/${extension}.so" ]; then
   echo "${await utils.getExtensionPrefix(
     extension
-  )}=php_${extension}.so" >> 'php -i | grep "Loaded Configuration" | sed -e "s|.*=>\s*||"'\n` +
+  )}=${extension}" >> 'php -i | grep "Loaded Configuration" | sed -e "s|.*=>\s*||"'\n` +
     (await utils.log('Enabled ' + extension, os_version, 'success')) +
     `;\n elif [ "$(php -m | grep -i ${extension})" ]; then \n` +
     (await utils.log(
@@ -109,25 +109,30 @@ export async function addExtensionDarwin(
     script += await enableExtensionUnix(extension, 'darwin');
     switch (await pecl.checkPECLExtension(extension)) {
       case true:
-        let extension_version: string = extension;
+        let install_command: string = '';
         switch (version + extension) {
-          case '5.6xdebug':
-            extension_version = 'xdebug-2.5.5';
-            break;
           case '7.4xdebug':
-            extension_version = 'xdebug-2.8.0beta2';
+            install_command =
+              'sh ./xdebug_darwin.sh >/dev/null 2>&1 && echo "zend_extension=xdebug.so" >> $ini_file';
+            break;
+          case '7.4pcov':
+            install_command =
+              'sh ./pcov.sh >/dev/null 2>&1 && echo "extension=pcov.so" >> $ini_file';
+            break;
+          case '5.6xdebug':
+            install_command = 'sudo pecl install xdebug-2.5.5 >/dev/null 2>&1';
             break;
-          case '7.2xdebug':
           default:
-            extension_version = extension;
+            install_command =
+              'sudo pecl install ' + extension + ' >/dev/null 2>&1';
             break;
         }
         script +=
           'if [ ! "$(php -m | grep -i ' +
           extension +
-          ')" ]; then sudo pecl install ' +
-          extension_version +
-          '  >/dev/null 2>&1 && ' +
+          ')" ]; then ' +
+          install_command +
+          ' && ' +
           (await utils.log(
             'Installed and enabled ' + extension,
             'darwin',
@@ -175,37 +180,31 @@ export async function addExtensionWindows(
     extension = extension.toLowerCase();
     // add script to enable extension is already installed along with php
     script += await enableExtensionWindows(extension);
-    let extension_stability: string = '';
-    switch (version) {
-      case '7.4':
-        extension_stability = 'beta';
-        break;
-      case '7.2':
-      default:
-        extension_stability = 'stable';
-        break;
-    }
 
     switch (await pecl.checkPECLExtension(extension)) {
       case true:
-        let extension_version: string = extension;
+        let install_command: string = '';
         switch (version + extension) {
           case '7.4xdebug':
-            extension_version = 'xdebug -Version 2.8';
+            const extension_url: string =
+              'https://xdebug.org/files/php_xdebug-2.8.0beta2-7.4-vc15.dll';
+            install_command =
+              'Invoke-WebRequest -Uri ' +
+              extension_url +
+              ' -OutFile C:\\tools\\php\\ext\\php_xdebug.dll\n';
+            install_command += 'Enable-PhpExtension xdebug';
             break;
           case '7.2xdebug':
           default:
-            extension_version = extension;
+            install_command = 'Install-PhpExtension ' + extension;
             break;
         }
         script +=
           'if(!(php -m | findstr -i ' +
           extension +
           ')) { ' +
-          'try { Install-PhpExtension ' +
-          extension_version +
-          ' -MinimumStability ' +
-          extension_stability +
+          'try { ' +
+          install_command +
           '\n' +
           (await utils.log(
             'Installed and enabled ' + extension,
@@ -254,16 +253,32 @@ export async function addExtensionLinux(
     extension = extension.toLowerCase();
     // add script to enable extension is already installed along with php
     script += await enableExtensionUnix(extension, 'linux');
+
+    let install_command: string = '';
+    switch (version + extension) {
+      case '7.4xdebug':
+        install_command =
+          './xdebug.sh >/dev/null 2>&1 && echo "zend_extension=xdebug.so" >> $ini_file';
+        break;
+      case '7.4pcov':
+        install_command =
+          './pcov.sh >/dev/null 2>&1 && echo "extension=pcov.so" >> $ini_file';
+        break;
+      default:
+        install_command =
+          'sudo DEBIAN_FRONTEND=noninteractive apt install -y php' +
+          version +
+          '-' +
+          extension +
+          ' >/dev/null 2>&1';
+        break;
+    }
     script +=
       'if [ ! "$(php -m | grep -i ' +
       extension +
-      ')" ]; then sudo DEBIAN_FRONTEND=noninteractive apt install -y php' +
-      version +
-      '-' +
-      extension +
-      ' >/dev/null 2>&1 || sudo DEBIAN_FRONTEND=noninteractive apt install -y php-' +
-      extension +
-      ' >/dev/null 2>&1 && ' +
+      ')" ]; then ' +
+      install_command +
+      ' && ' +
       (await utils.log(
         'Installed and enabled ' + extension,
         'linux',
@@ -271,13 +286,7 @@ export async function addExtensionLinux(
       )) +
       ' || ' +
       (await utils.log(
-        'Could not find php-' +
-          extension +
-          ' or php' +
-          version +
-          '-' +
-          extension +
-          ' on APT repository',
+        'Could not find php' + version + '-' + extension + ' on APT repository',
         'linux',
         'error'
       )) +
@@ -334,15 +343,13 @@ export async function addCoverage(
       // if version is 7.1 or newer
       switch (version) {
         default:
-          script += await addExtension(coverage, version, os_version);
+          script += await addExtension('pcov', version, os_version);
           script += await addINIValues('pcov.enabled=1', os_version);
 
           // add command to disable xdebug and enable pcov
           switch (os_version) {
             case 'linux':
-              script +=
-                "sudo phpdismod xdebug || echo 'xdebug not installed'\n";
-              script += "sudo phpenmod pcov || echo 'pcov not installed'\n";
+              script += 'sudo sed -i "/xdebug/d" $ini_file\n';
               break;
             case 'darwin':
               script += 'sudo sed -i \'\' "/xdebug/d" $ini_file\n';
@@ -373,7 +380,7 @@ export async function addCoverage(
       break;
     //xdebug
     case 'xdebug':
-      script += await addExtension(coverage, version, os_version);
+      script += await addExtension('xdebug', version, os_version);
       script += await utils.log(
         'Xdebug enabled as coverage driver',
         os_version,
diff --git a/src/install.ts b/src/install.ts
index 59a39236..bdba1589 100644
--- a/src/install.ts
+++ b/src/install.ts
@@ -27,7 +27,7 @@ async function run() {
       darwin += await features.addINIValues(ini_values_csv, os_version);
       darwin += await features.addCoverage(coverage, version, os_version);
       await utils.writeScript('darwin.sh', version, darwin);
-      await exec('sh -x ./' + version + 'darwin.sh ' + version);
+      await exec('sh ./' + version + 'darwin.sh ' + version);
     } else if (os_version == 'win32') {
       let windows: string = await utils.readScript(
         'win32.ps1',
diff --git a/src/7.4.sh b/src/scripts/7.4.sh
similarity index 57%
rename from src/7.4.sh
rename to src/scripts/7.4.sh
index dc6222d2..e9e28631 100644
--- a/src/7.4.sh
+++ b/src/scripts/7.4.sh
@@ -1,7 +1,7 @@
-brew install pkg-config autoconf bison re2c openssl krb5 bzip2 enchant libffi libpng webp freetype intltool icu4c libiconv zlib t1lib gd libzip gmp tidyp libxml2 libxslt postgresql >/dev/null 2>&1
-brew link icu4c gettext --force >/dev/null 2>&1
+brew install pkg-config autoconf bison re2c openssl@1.1 krb5 bzip2 enchant libffi libpng webp freetype intltool icu4c libiconv zlib t1lib gd libzip gmp tidyp libxml2 libxslt postgresql curl mhash mcrypt >/dev/null 2>&1
+brew link icu4c gettext bzip2 --force >/dev/null 2>&1
 
-for package in gettext gmp bzip2 krb5 icu4c bison openssl libxml2 libffi libxslt libiconv pkgconfig enchant krb5 readline libedit freetype;
+for package in gettext gmp zlib bzip2 krb5 icu4c bison openssl@1.1 libxml2 libffi libxslt libiconv pkgconfig enchant krb5 readline libedit freetype;
 do
   caps_package=$(echo "$package" | tr '[:lower:]' '[:upper:]')
   {
@@ -18,17 +18,16 @@ echo 'export LIBXML_LIBS="-L/usr/local/opt/libxml2/lib"'
 echo 'export LIBXML_CFLAGS="-I/usr/local/opt/libxml2/include"'
 echo 'export ICU_LIBS="-L/usr/local/opt/icu4c/lib"'
 echo 'export ICU_CFLAGS="-I/usr/local/opt/icu4c/include"'
-echo 'export OPENSSL_LIBS="-L/usr/local/Cellar/openssl/1.0.2s/lib -lcrypto"'
-echo 'export OPENSSL_CFLAGS="-I/usr/local/Cellar/openssl/1.0.2s/include"'
-echo 'export OPENSSL_ROOT_DIR="/usr/local/opt/openssl"'
-echo 'export OPENSSL_LIB_DIR="/usr/local/opt/openssl/lib"'
-echo 'export OPENSSL_INCLUDE_DIR="/usr/local/opt/openssl/include"'
-echo 'export PKG_CONFIG_PATH="/usr/local/Cellar/openssl/1.0.2s/lib/pkgconfig:$PKG_CONFIG_PATH"'
+echo 'export OPENSSL_LIBS="-L/usr/local/opt/openssl@1.1/lib -lcrypto"'
+echo 'export OPENSSL_CFLAGS="-I/usr/local/opt/openssl@1.1/include"'
+echo 'export OPENSSL_ROOT_DIR="/usr/local/opt/openssl@1.1/"'
+echo 'export OPENSSL_LIB_DIR="/usr/local/opt/openssl@1.1/lib"'
+echo 'export OPENSSL_INCLUDE_DIR="/usr/local/opt/openssl@1.1/include"'
 echo 'export PKG_CONFIG="/usr/local/opt/pkgconfig/bin/pkg-config"'
 echo 'export EXTRA_LIBS="/usr/local/opt/readline/lib/libhistory.dylib
 /usr/local/opt/readline/lib/libreadline.dylib
-/usr/local/opt/openssl/lib/libssl.dylib
-/usr/local/opt/openssl/lib/libcrypto.dylib
+/usr/local/opt/openssl@1.1/lib/libssl.dylib
+/usr/local/opt/openssl@1.1/lib/libcrypto.dylib
 /usr/local/opt/icu4c/lib/libicudata.dylib
 /usr/local/opt/icu4c/lib/libicui18n.dylib
 /usr/local/opt/icu4c/lib/libicuio.dylib
@@ -36,25 +35,26 @@ echo 'export EXTRA_LIBS="/usr/local/opt/readline/lib/libhistory.dylib
 /usr/local/opt/icu4c/lib/libicuuc.dylib"'
 } >> ~/.bash_profile
 config_file=$(pwd)/config.yaml
-cd ~ || echo "could not move to ~"
 curl -L -O https://github.com/phpbrew/phpbrew/raw/master/phpbrew >/dev/null 2>&1
 chmod +x ./phpbrew
 sudo mv phpbrew /usr/local/bin/phpbrew
 sudo mkdir -p /opt/phpbrew
+sudo mkdir -p /usr/local/lib
+sudo mkdir -p /usr/local/bin
 sudo phpbrew init --root=/opt/phpbrew --config="$config_file" >/dev/null 2>&1
 sudo chmod -R 777 /opt/phpbrew
 export PHPBREW_ROOT=/opt/phpbrew
 export PHPBREW_HOME=/opt/phpbrew
-echo "[[ -e ~/.phpbrew/bash_profile ]] && source ~/.phpbrew/bash_profile" >> ~/.bash_profile
+echo "[[ -e ~/.phpbrew/bashrc ]] && source ~/.phpbrew/bashrc" >> ~/.bashrc
 source ~/.bash_profile >/dev/null 2>&1
-sudo mkdir -p /usr/local/lib
-phpbrew install -j 4 7.4.0RC2 +dev
-phpbrew switch php-7.4.0RC2
-phpbrew ext install +dev >/dev/null 2>&1
+source ~/.bashrc >/dev/null 2>&1
+phpbrew install -j 10 7.4.0RC3 +dev
+phpbrew switch 7.4.0RC3
 sudo mkdir -p /usr/local/bin
-sudo ln -sf /opt/phpbrew/php/php-7.4.0RC2/bin/* /usr/local/bin/
+sudo ln -sf /opt/phpbrew/php/php-7.4.0RC3/bin/* /usr/local/bin/
+sudo ln -sf /opt/phpbrew/php/php-7.4.0RC3/etc/php.ini /etc/php.ini
 ini_file=$(php --ini | grep "Loaded Configuration" | sed -e "s|.*:s*||" | sed "s/ //g")
-pecl config-set php_ini $ini_file
-ext_dir=$(php -i | grep "extension_dir => /usr" | sed -e "s|.*=> s*||")
+ext_dir=$(php -i | grep "extension_dir => /opt" | sed -e "s|.*=> s*||")
+pecl config-set php_ini "$ini_file"
 sudo chmod 777 "$ini_file"
 brew install composer
\ No newline at end of file
diff --git a/src/darwin.sh b/src/scripts/darwin.sh
similarity index 100%
rename from src/darwin.sh
rename to src/scripts/darwin.sh
diff --git a/src/linux.sh b/src/scripts/linux.sh
similarity index 84%
rename from src/linux.sh
rename to src/scripts/linux.sh
index e522aec5..20307f1b 100644
--- a/src/linux.sh
+++ b/src/scripts/linux.sh
@@ -4,6 +4,11 @@ if [ "$version" != "$1" ]; then
 		sudo DEBIAN_FRONTEND=noninteractive add-apt-repository ppa:ondrej/php -y >/dev/null 2>&1
 		sudo DEBIAN_FRONTEND=noninteractive apt update -y >/dev/null 2>&1
 		sudo DEBIAN_FRONTEND=noninteractive apt install -y php"$1" curl php"$1"-curl >/dev/null 2>&1
+		if [ "$1" != "7.4" ]; then
+		  sudo DEBIAN_FRONTEND=noninteractive apt install -y php"$1" curl php"$1"-curl >/dev/null 2>&1
+		else
+		  sudo DEBIAN_FRONTEND=noninteractive apt install -y php"$1" php"$1"-dev curl php"$1"-curl >/dev/null 2>&1
+		fi
 	fi
 	for tool in php phar phar.phar php-cgi php-config phpize; do
 		if [ -e "/usr/bin/$tool$1" ]; then
diff --git a/src/scripts/pcov.sh b/src/scripts/pcov.sh
new file mode 100644
index 00000000..5e021199
--- /dev/null
+++ b/src/scripts/pcov.sh
@@ -0,0 +1,7 @@
+git clone --depth=1 https://github.com/krakjoe/pcov.git
+(
+cd pcov && phpize
+./configure --enable-pcov
+make
+sudo make install
+)
diff --git a/src/win32.ps1 b/src/scripts/win32.ps1
similarity index 100%
rename from src/win32.ps1
rename to src/scripts/win32.ps1
diff --git a/src/scripts/xdebug.sh b/src/scripts/xdebug.sh
new file mode 100644
index 00000000..957db81d
--- /dev/null
+++ b/src/scripts/xdebug.sh
@@ -0,0 +1,5 @@
+git clone --depth=1 https://github.com/xdebug/xdebug.git
+(
+  cd xdebug || echo "cd failed"
+  sudo ./rebuild.sh
+)
diff --git a/src/scripts/xdebug_darwin.sh b/src/scripts/xdebug_darwin.sh
new file mode 100644
index 00000000..730f5464
--- /dev/null
+++ b/src/scripts/xdebug_darwin.sh
@@ -0,0 +1,8 @@
+git clone --depth=1 https://github.com/xdebug/xdebug.git
+(
+  cd xdebug || echo "cd failed"
+  sudo phpize
+  sudo ./configure
+  sudo make
+  sudo cp modules/xdebug.so "$(php -i | grep "extension_dir => /opt" | sed -e "s|.*=> s*||")"
+)
diff --git a/src/utils.ts b/src/utils.ts
index bce0a3f6..89836723 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -32,6 +32,19 @@ export async function asyncForEach(
   }
 }
 
+/**
+ * Copy config
+ *
+ * @param files
+ */
+export async function readFiles74(files: Array<string>) {
+  await asyncForEach(files, function(filename: string) {
+    fs.createReadStream(path.join(__dirname, '../src/' + filename)).pipe(
+      fs.createWriteStream(filename.split('/')[1], {mode: 0o755})
+    );
+  });
+}
+
 /**
  * Read the scripts
  *
@@ -48,21 +61,40 @@ export async function readScript(
     case 'darwin':
       switch (version) {
         case '7.4':
-          fs.createReadStream(path.join(__dirname, '../src/config.yaml')).pipe(
-            fs.createWriteStream('config.yaml')
+          await readFiles74([
+            'configs/config.yaml',
+            'scripts/xdebug_darwin.sh',
+            'scripts/pcov.sh'
+          ]);
+          return fs.readFileSync(
+            path.join(__dirname, '../src/scripts/7.4.sh'),
+            'utf8'
           );
-          return fs.readFileSync(path.join(__dirname, '../src/7.4.sh'), 'utf8');
         case '7.3':
         default:
           return fs.readFileSync(
-            path.join(__dirname, '../src/' + filename),
+            path.join(__dirname, '../src/scripts/' + filename),
+            'utf8'
+          );
+      }
+    case 'linux':
+      switch (version) {
+        case '7.4':
+          await readFiles74(['scripts/xdebug.sh', 'scripts/pcov.sh']);
+          return fs.readFileSync(
+            path.join(__dirname, '../src/scripts/' + filename),
+            'utf8'
+          );
+        case '7.3':
+        default:
+          return fs.readFileSync(
+            path.join(__dirname, '../src/scripts/' + filename),
             'utf8'
           );
       }
     case 'win32':
-    case 'linux':
       return fs.readFileSync(
-        path.join(__dirname, '../src/' + filename),
+        path.join(__dirname, '../src/scripts/' + filename),
         'utf8'
       );
     default:
@@ -96,12 +128,18 @@ export async function writeScript(
 export async function extensionArray(
   extension_csv: string
 ): Promise<Array<string>> {
-  return extension_csv.split(',').map(function(extension: string) {
-    return extension
-      .trim()
-      .replace('php-', '')
-      .replace('php_', '');
-  });
+  switch (extension_csv) {
+    case '':
+    case ' ':
+      return [];
+    default:
+      return extension_csv.split(',').map(function(extension: string) {
+        return extension
+          .trim()
+          .replace('php-', '')
+          .replace('php_', '');
+      });
+  }
 }
 
 /**
@@ -111,9 +149,15 @@ export async function extensionArray(
  * @constructor
  */
 export async function INIArray(ini_values_csv: string): Promise<Array<string>> {
-  return ini_values_csv.split(',').map(function(ini_value: string) {
-    return ini_value.trim();
-  });
+  switch (ini_values_csv) {
+    case '':
+    case ' ':
+      return [];
+    default:
+      return ini_values_csv.split(',').map(function(ini_value: string) {
+        return ini_value.trim();
+      });
+  }
 }
 
 export async function log(
@@ -136,13 +180,10 @@ export async function log(
       return "Write-Host '" + message + "' -ForegroundColor " + color[log_type];
 
     case 'linux':
-      return (
-        'echo "\\033[' + unix_color[log_type] + ';1m' + message + '\\033[0m"'
-      );
     case 'darwin':
     default:
       return (
-        'echo -e "\\033[' + unix_color[log_type] + ';1m' + message + '\\033[0m"'
+        'echo "\\033[' + unix_color[log_type] + ';1m' + message + '\\033[0m"'
       );
   }
 }