diff --git a/README.md b/README.md
index 42aa62c83..6b0c40a79 100644
--- a/README.md
+++ b/README.md
@@ -25,4 +25,8 @@ gpm(Go Package Manager) is a Go package manage tool for search, install, update
 - Add support for downloading by tag for packages in github.com, bitbucket.org, git.oschina.net, gitcafe.com.
 - Get author commit time and save in node.
 - Collect download and installation results and report to users in the end.
-- Command `install` add support for downloading code from git.oschina.net, gitcafe.com, *.codeplex.com;
\ No newline at end of file
+- Command `install` add support for downloading code from git.oschina.net, gitcafe.com, *.codeplex.com;
+- Command `check` is for checking and downloading all missing dependencies.
+- Command `daemon` is for auto-compile web applications when debug it locally.
+- Command `update` is for checking updates.
+- Command `remove` is for removing packages.
\ No newline at end of file
diff --git a/conf/gpm.toml b/conf/gpm.toml
index 6cf9be447..2f893c1d8 100644
--- a/conf/gpm.toml
+++ b/conf/gpm.toml
@@ -1,7 +1,7 @@
 # This is a configuration file for gpm with toml format.
 
 title = "gpm(Go Package Manager)"
-version = "v0.1.0 Build 0521"
+version = "v0.1.1 Build 0521"
 username = ""
 password = ""
 user_language = "en-US"
\ No newline at end of file
diff --git a/doc/struct.go b/doc/struct.go
index 5df542dbf..55c5beead 100644
--- a/doc/struct.go
+++ b/doc/struct.go
@@ -10,13 +10,22 @@ import (
 	"time"
 )
 
-// Node represents a node structure.
+// Node represents a node.
 type Node struct {
 	ImportPath string `json:"import_path"`
 	Commit     string
 	Date       string
 }
 
+// Bundle represents a bundle.
+type Bundle struct {
+	Id      int64
+	UserId  int64  `json:"user_id"`
+	Name    string `json:"bundle_name"`
+	Comment string
+	Nodes   []*Node
+}
+
 // source is source code file.
 type source struct {
 	rawURL string
diff --git a/gpm.go b/gpm.go
index d96bf368e..45135258e 100644
--- a/gpm.go
+++ b/gpm.go
@@ -26,9 +26,10 @@ import (
 )
 
 var (
-	config     tomlConfig
-	appPath    string // Application path.
-	localNodes []*doc.Node
+	config       tomlConfig
+	appPath      string // Application path.
+	localNodes   []*doc.Node
+	localBundles []*doc.Bundle
 )
 
 type tomlConfig struct {
@@ -164,6 +165,49 @@ func loadLocalNodes() bool {
 	return true
 }
 
+// loadLocalBundles loads bundles from local file system.
+func loadLocalBundles() bool {
+	// Find all bundles.
+	dir, err := os.Open(appPath + "repo/bundles/")
+	if err != nil {
+		fmt.Println(err)
+		return false
+	}
+	defer dir.Close()
+
+	fis, err := dir.Readdir(0)
+	if err != nil {
+		fmt.Println(err)
+		return false
+	}
+
+	for _, fi := range fis {
+		// In case this folder contains unexpected directories.
+		if !fi.IsDir() {
+			fr, err := os.Open(appPath + "repo/bundles/" + fi.Name())
+			if err != nil {
+				fmt.Println(err)
+				return false
+			}
+
+			bundle := new(doc.Bundle)
+			err = json.NewDecoder(fr).Decode(bundle)
+			fr.Close()
+			if err != nil && err != io.EOF {
+				fmt.Println(err)
+				return false
+			}
+
+			// Make sure bundle name is not empty.
+			if len(bundle.Name) == 0 {
+				bundle.Name = fi.Name()[:strings.Index(fi.Name(), ".")]
+			}
+			localBundles = append(localBundles, bundle)
+		}
+	}
+	return true
+}
+
 // We don't use init() to initialize
 // bacause we need to get execute path in runtime.
 func initialize() bool {
@@ -187,8 +231,8 @@ func initialize() bool {
 	os.MkdirAll(appPath+"repo/bundles/", os.ModePerm)
 	os.MkdirAll(appPath+"repo/snapshots/", os.ModePerm)
 
-	// Initialize local nodes.
-	if !loadLocalNodes() {
+	// Initialize local data.
+	if !loadLocalNodes() || !loadLocalBundles() {
 		return false
 	}
 
diff --git a/install.go b/install.go
index 59540efd7..e48f1919e 100644
--- a/install.go
+++ b/install.go
@@ -143,6 +143,25 @@ func runInstall(cmd *Command, args []string) {
 	fmt.Println("Well done.")
 }
 
+// checkLocalBundles checks if the bundle is in local file system.
+func checkLocalBundles(bundle string) (pkgs, commits []string) {
+	for _, b := range localBundles {
+		if bundle == b.Name {
+			for _, n := range b.Nodes {
+				pkgs = append(pkgs, n.ImportPath)
+				// Make sure it will not download all dependencies automatically.
+				if len(n.Commit) == 0 {
+					commits = append(commits, "B")
+				} else {
+					commits = append(commits, n.Commit)
+				}
+			}
+			return pkgs, commits
+		}
+	}
+	return nil, nil
+}
+
 // downloadPackages downloads packages with certain commit,
 // if the commit is empty string, then it downloads all dependencies,
 // otherwise, it only downloada package with specific commit only.
@@ -152,7 +171,26 @@ func downloadPackages(pkgs, commits []string) {
 		// Check if it is a bundle or snapshot.
 		switch {
 		case p[0] == 'B':
-			// TODO: api.GetBundleInfo()
+			// Check local bundles.
+			bpkgs, bcommits := checkLocalBundles(p[1:])
+			if len(bpkgs) > 0 {
+				// Check with users if continue.
+				fmt.Printf("Bundle(%s) contains following nodes:\n", p[1:])
+				for i := range bpkgs {
+					fmt.Printf("import path: %s, commit: %s.\n", bpkgs[i], bcommits[i])
+				}
+				fmt.Print("Continue download?(Y/n).")
+				var option string
+				fmt.Fscan(os.Stdin, &option)
+				if strings.ToLower(option) != "y" {
+					os.Exit(0)
+				}
+				downloadPackages(bpkgs, bcommits)
+			} else {
+				// Check from server.
+				// TODO: api.GetBundleInfo()
+				fmt.Println("Unable to check with server right now.")
+			}
 		case p[0] == 'S':
 			// TODO: api.GetSnapshotInfo()
 		case utils.IsValidRemotePath(p):