diff --git a/README.md b/README.md
index e5b42f1..51e5788 100644
--- a/README.md
+++ b/README.md
@@ -90,13 +90,14 @@ A collection of delicious docker recipes.
 ## Media
 
 - [x] ffmpeg
+- [x] ffmpeg-arm
 - [x] ffserver :beetle:
 - [x] live555
 - [x] minidlna
 - [x] plex :moneybag:
 - [x] red5 :+1:
 - [x] red5-arm :construction:
-- [x] rtmp-client
+- [x] rtmp-client-arm :+1:
 - [x] rtmp-server
 - [x] youtube-dl
 - [x] youtube-worker :beetle:
diff --git a/ffmpeg/README.md b/ffmpeg/README.md
index 5e478d3..f746564 100644
--- a/ffmpeg/README.md
+++ b/ffmpeg/README.md
@@ -3,12 +3,20 @@ ffmpeg
 
 ![](https://badge.imagelayers.io/vimagick/ffmpeg:latest.svg)
 
+[FFmpeg][1] is a complete, cross-platform solution to record, convert and stream audio and video.
+
 ## Tutorial
 
-```
-# create an alias
+```bash
+# Create an alias
 $ alias ffmpeg='docker run --rm -u $(id -u):$(id -g) -v $PWD:/data vimagick/ffmpeg'
 
-# do video transcoding
+# Do video transcoding
 $ ffmpeg -i video.mov video.mp4
 ```
+
+## Todo List
+
+- [ ] Re-compile with fontconfig/freetype enabled to support text overlay.
+
+[1]: http://ffmpeg.org/
diff --git a/red5/README.md b/red5/README.md
index 5695813..0ee02ae 100644
--- a/red5/README.md
+++ b/red5/README.md
@@ -33,6 +33,8 @@ $ docker-compose restart
 $ ffmpeg -i /dev/video0 -video_size 800x600 -f flv rtmp://easypi.info/live/webcam
 ```
 
+> Please try [easypi/rtmp-client-arm][2] on Raspberry Pi.
+
 ## Player Setup
 
 ```bash
@@ -50,3 +52,4 @@ $ ffplay 'rtmp://easypi.info/live/webcam live=1'
 - <http://kodi.wiki/view/Internet_video_and_audio_streams>
 
 [1]: https://github.com/Red5/red5-server
+[2]: https://hub.docker.com/r/easypi/rtmp-client-arm/