diff --git a/Plugins,-Tools-and-Hardware.md b/Plugins,-Tools-and-Hardware.md
index 27b0724..fa36a7a 100644
--- a/Plugins,-Tools-and-Hardware.md
+++ b/Plugins,-Tools-and-Hardware.md
@@ -4,8 +4,9 @@ A list of external reveal.js plugins. External meaning they don't live inside of
 A slideout menu to quickly jump to any slide by title. Also optionally change the theme and set the default transition.
 https://github.com/denehyg/reveal.js-menu ([Demo](https://denehyg.github.io/reveal.js-menu))
 
-A plugin for easy audio playback and recording  
-https://github.com/rajgoel/reveal.js/tree/audio-slideshow/plugin/audio-slideshow ([Demo](http://courses.telematique.eu/audio-slideshow/))
+A collection of plugins https://github.com/rajgoel/reveal.js-plugins/ including:
+- audio-slideshow: a plugin for easy audio playback and recording ([Demo](http://courses.telematique.eu/reveal.js-plugins/audio-slideshow-demo.html))
+- chart: a plugin for easy integration of charts ([Demo](http://courses.telematique.eu/reveal.js-plugins/chart-demo.html))
 
 A plugin for animated svg
 https://github.com/rajgoel/reveal.js/tree/animate/plugin/animate ([Demo](http://courses.telematique.eu/reveal.js-animate/index.html#/20))