diff --git a/notebook/Linux/Tools/ffmpeg.md b/notebook/Linux/Tools/ffmpeg.md
index 8d554f3..660bb00 100644
--- a/notebook/Linux/Tools/ffmpeg.md
+++ b/notebook/Linux/Tools/ffmpeg.md
@@ -5,4 +5,7 @@ Basic commandline: `ffmpeg -i input.mp4 output.mp4`
 - Video Bitrate: `-b:v 32M`
 - Start time: `-ss 3:00`
 - Duration: `-t 1:00`
-- Duration (absolute): `-to 4:00`
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+- Duration (absolute): `-to 4:00`
+
+## ffmpeg buddy
+An [online tool](https://evanhahn.github.io/ffmpeg-buddy/) to interactively set up `ffmpeg` commands.
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