diff --git a/lib/installPackages.js b/lib/installPackages.js
index 224ec30..d7ab390 100644
--- a/lib/installPackages.js
+++ b/lib/installPackages.js
@@ -30,7 +30,8 @@ module.exports = async ({
   installArgs,
   packages,
   saveDev,
-  registry
+  registry,
+  clientParams
 }) => {
   npmClient = npmClient || getNpmClient()
   const packageName = packages ? packages.join(', ') : 'packages'
@@ -38,7 +39,7 @@ module.exports = async ({
   return new Promise((resolve, reject) => {
     // `npm/pnpm/yarn add <packages>`
     // `npm/pnpm/yarn install`
-    const args = [packages ? 'add' : 'install'].concat(packages ? packages : [])
+    let args = [packages ? 'add' : 'install'].concat(packages ? packages : [])
     if (saveDev) {
       args.push(npmClient === 'npm' ? '-D' : '--dev')
     }
@@ -50,6 +51,11 @@ module.exports = async ({
       args.push(...installArgs)
     }
 
+    // add params between npmClient param and install
+    if (clientParams) {
+      args = clientParams.concat(args)
+    }
+
     logger.debug(npmClient, args.join(' '))
     logger.debug('install directory', cwd)
     spinner.start(`Installing ${packageName} with ${npmClient}`)
@@ -65,7 +71,8 @@ module.exports = async ({
           /* eslint-enable camelcase */
         },
         process.env
-      )
+      ),
+      shell: true // fix sometimes can't read environment variables
     })
 
     let stdoutLogs = ''
diff --git a/lib/parseGenerator.js b/lib/parseGenerator.js
index 5398495..f21b660 100644
--- a/lib/parseGenerator.js
+++ b/lib/parseGenerator.js
@@ -27,7 +27,7 @@ module.exports = generator => {
     }
   }
 
-  const SPECIAL_PREFIX_RE = /^(npm|github|bitbucket|gitlab|alias):/
+  const SPECIAL_PREFIX_RE = /^(npm|github|bitbucket|gitlab|alias|direct):/
 
   if (!SPECIAL_PREFIX_RE.test(generator) && !generator.includes('/')) {
     generator = `npm:sao-${generator}`
@@ -90,6 +90,32 @@ module.exports = generator => {
       path: path.join(paths.repoPath, hash)
     }
   }
+  // add direct git url
+  if (type === 'direct') {
+    const slug = 'direct:' + generator
+    let copyGenerator = generator
+    const protocolReg = /(http|https|ssh):(\/\/)/
+    const portReg = /:[1-9]\d*/
+    if (protocolReg.test(copyGenerator)) {
+      const fullProt = copyGenerator.match(protocolReg)[0]
+      copyGenerator = copyGenerator.split(fullProt)[1]
+    }
+    if (portReg.test(copyGenerator)) {
+      const fullPort = copyGenerator.match(portReg)[0]
+      copyGenerator = copyGenerator.split(fullPort)[1]
+    }
+
+    const hash = sum(`repo:${slug}`)
+    const hasSubGenerator = copyGenerator.indexOf(':') !== -1
+    return {
+      type: 'repo',
+      slug,
+      subGenerator:
+        hasSubGenerator && copyGenerator.slice(generator.indexOf(':') + 1),
+      hash,
+      path: path.join(paths.repoPath, hash)
+    }
+  }
 
   const [
     ,