Koa11y Koala Logo Koa11y

Koa11y is a desktop app that allows you to automatically detect accessibility (a11y) issues on webpages. View sample report generated by Koa11y. Koa11y is free and completely open source.

Screenshot of the Koa11y software running.

System Requirements:

  • 130-170MB of available disk space (depending on OS)
  • 120MB-200MB of available memory (depending on OS)
  • Windows XP, Vista, 7, 8, and 10.
  • OSX 10.6 and above (64-Bit only).
  • Ubuntu 12+. Zorin 9+. Debian 8+. Other Linux versions, especially Debian based, may work but are not officially supported.
Koa11y Sticker

Get a Koa11y sticker for your laptop. All profits go to the designer of the icon, Charlotte Schmidt.

Koa11y was created using Pa11y, Vue.js, and NW.js.

Star Watch
Log bugs and feature requests for Koa11y on the GitHub issues page.
Download for Windows
Download for Linux
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Download for Linux (32-Bit)
Download for Linux (64-Bit)
Download for OSX
List of all Koa11y releases available to download.
Version Download Size Released Downloads
v3.0.0LIN32_Koa11y_3.0.0.zip78.4 MB2017-10-261,081
v3.0.0LIN64_Koa11y_3.0.0.zip75.9 MB2017-10-261,225
v3.0.0OSX_Koa11y_3.0.0.zip66.6 MB2017-10-268,580
v3.0.0WIN_Koa11y_3.0.0.zip59.8 MB2017-10-268,686
v2.0.0LIN32_Koa11y_2.0.0.zip61.3 MB2017-03-06120
v2.0.0LIN64_Koa11y_2.0.0.zip58.6 MB2017-03-06269
v2.0.0OSX_Koa11y_2.0.0.zip56.5 MB2017-03-06699
v2.0.0WIN_Koa11y_2.0.0.zip44.7 MB2017-03-061,067
This displays the relative amount of downloads per OS as a bar graph.
Windows Linux OSX

The official releases of Koa11y have been downloaded 21,727 times.

The Koa11y project was created as part of the Open Indy Brigade's Civic UX Group.
View source on GitHub