diff --git a/contributors.go b/contributors.go
new file mode 100644
index 0000000..4d2e935
--- /dev/null
+++ b/contributors.go
@@ -0,0 +1,100 @@
+// Copyright 2018 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"context"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"sort"
+
+	"github.com/go-yaml/yaml"
+	"github.com/google/go-github/github"
+	"github.com/urfave/cli"
+)
+
+var cmdContributors = cli.Command{
+	Name:        "contributors",
+	Usage:       "generate contributors list of the milestone",
+	Description: `generate contributors list of the milestone`,
+	Action:      runContributors,
+	Flags: []cli.Flag{
+		cli.StringFlag{
+			Name:  "milestone, m",
+			Usage: "Generate which tag from",
+		},
+		cli.StringFlag{
+			Name:  "config, c",
+			Usage: "Specify a config file",
+		},
+	},
+}
+
+func runContributors(cmd *cli.Context) {
+	milestone := cmd.String("milestone")
+	if milestone == "" {
+		fmt.Println("Please specify a milestone")
+		return
+	}
+
+	var err error
+	var configContent []byte
+	if cmd.String("config") == "" {
+		configContent = defaultConfig
+	} else {
+		configContent, err = ioutil.ReadFile(cmd.String("config"))
+		if err != nil {
+			fmt.Printf("Load config from file %s failed: %v\n", cmd.String("config"), err)
+			return
+		}
+	}
+
+	var config Config
+	err = yaml.Unmarshal(configContent, &config)
+	if err != nil {
+		fmt.Printf("Unmarshal config content failed: %v\n", err)
+		return
+	}
+
+	client := github.NewClient(nil)
+	ctx := context.Background()
+
+	var contributorsMap = make(map[string]bool)
+	var query = fmt.Sprintf(`repo:%s is:merged milestone:"%s"`, config.Repo, milestone)
+	var p = 1
+	var perPage = 100
+	for {
+		result, _, err := client.Search.Issues(ctx, query, &github.SearchOptions{
+			ListOptions: github.ListOptions{
+				Page:    p,
+				PerPage: perPage,
+			},
+		})
+		p++
+		if err != nil {
+			log.Fatal(err.Error())
+		}
+
+		for _, pr := range result.Issues {
+			contributorsMap[*pr.User.Login] = true
+		}
+
+		if len(result.Issues) != perPage {
+			break
+		}
+	}
+
+	contributors := make([]string, 0, len(contributorsMap))
+	for contributor, _ := range contributorsMap {
+		contributors = append(contributors, contributor)
+	}
+
+	sort.Strings(contributors)
+
+	for _, contributor := range contributors {
+		fmt.Printf("* [@%s](https://github.com/%s)\n", contributor, contributor)
+	}
+}
diff --git a/main.go b/main.go
index 1d19718..aec147c 100644
--- a/main.go
+++ b/main.go
@@ -1,3 +1,7 @@
+// Copyright 2018 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
 package main
 
 import (
@@ -25,6 +29,7 @@ func main() {
 	app.Version = Version
 	app.Commands = []cli.Command{
 		cmdGenerate,
+		cmdContributors,
 	}
 	err := app.Run(os.Args)
 	if err != nil {