Hacktoberfest 2022

Support the open source community, help us improve Mattermost, and earn limited-edition swag during our biggest hackathon of the year.

Improve the Mattermost experience

  • Support QA Testing – Provide feedback during weekly QA sessions in our community workplace.
  • Suggest a feature – Help us launch our new platform for feature suggestions.
  • Report a bug – Report issues you encounter while using Mattermost.

Write code

Help developers learn

Make Mattermost more accessible

Try Mattermost for free