diff --git a/doc/1.1_ctf.md b/doc/1.1_ctf.md
index ce7185f..30131eb 100644
--- a/doc/1.1_ctf.md
+++ b/doc/1.1_ctf.md
@@ -8,6 +8,7 @@
  - [Misc](#misc)
  - [Mobile](#mobile)
 - [高质量的比赛](#高质量的比赛)
+- [搭建一个 CTF 比赛平台](#搭建一个-ctf-比赛平台)
 
 
 ## 概述
@@ -17,7 +18,7 @@ CTF 为团队赛，通常以三人为限，要想在比赛中取得胜利，就
 
 
 ## 题目类别
-### Reverse Engineering
+### Reverse
 
 ### Pwn
 
@@ -31,4 +32,10 @@ CTF 为团队赛，通常以三人为限，要想在比赛中取得胜利，就
 
 ## 高质量的比赛
 
-详见:[ctftime.org](http://www.ctftime.org)
\ No newline at end of file
+详见:[ctftime.org](http://www.ctftime.org)
+
+
+## 搭建一个 CTF 比赛平台
+- [FBCTF](https://github.com/facebook/fbctf) - The Facebook CTF is a platform to host Jeopardy and “King of the Hill” style Capture the Flag competitions.
+- [CTFd](https://github.com/CTFd/CTFd) - CTFd is a Capture The Flag in a can. It's easy to customize with plugins and themes and has everything you need to run a jeopardy style CTF.
+- [SecGen](https://github.com/cliffe/SecGen) - SecGen creates vulnerable virtual machines so students can learn security penetration testing techniques.
diff --git a/doc/2.1_vm.md b/doc/2.1_vm.md
index dbf1896..f6902a3 100644
--- a/doc/2.1_vm.md
+++ b/doc/2.1_vm.md
@@ -22,11 +22,12 @@
 下载地址：http://www.itellyou.cn/
 
 ## Linux 虚拟机
-- 32-bit
-  - 14.04
-  - 16.04
-- 64-bit
+- 32-bit/64-bit Ubuntu LTS - https://www.ubuntu.com/download
   - 14.04
   - 16.04
+- Kali Linux - https://www.kali.org/
+- BlackArch - https://blackarch.org/
+- REMnux - https://remnux.org
 
-下载地址：https://www.ubuntu.com/download
+#### 工具安装脚本
+- ctf-tools - https://github.com/zardus/ctf-tools