Community

The Top Mission-Critical Collaboration Articles of 2025

Hacktoberfest 2024: Nearly 175 community contributions from folks all over the world

Unveiling the future of our bug bounty program

Hacktoberfest 2024: Contribute, connect & collect digital rewards!

Join forces with Mattermost on cybersecurity

Leveraging AI for community moderation: A tale of two assistants

Bringing open source tech enthusiasts together with pizza

Hacktoberfest 2023: Incredible community contributions, digital rewards & a healthier planet

Inc. recognizes Mattermost as a ‘Power Partner’

Hacktoberfest 2023: Celebrate open source, make an impact on the planet

Connecting nonprofit organizations to open source software

Mattermost Wants to Buy Pizza for Your Meetup Group

Community Spotlight: Mattermost ChatGPT bot by Sebastian Müller

Mattermost wins ‘best innovation in communication and messaging’ in DeveloperWeek DEVIES Awards

What Matters to You? Introducing Our New User Feature Idea Portal

Hacktoberfest is here again!

Want to make your mark on Mattermost? Join our QA Testing community!

What Matters Episode 33: Getting to Know Auth with Dan Moore

Open Source Defeats a Patent Troll, GitHub’s ReadME Project, and More: Open Source Matters

Open Source Hacktivism, Open Source Gains Traction in the Enterprise, and More: Open Source Matters

What Matters Episode 32: Creating a DevOps Pipeline with CircleCI's Angel Rivera

Mattermost's QA Contributor Community is Growing!

What Matters, Episode 31: Infrastructure as Clouds with Kat Cosgrove

The March 2022 Build

Mattermost policy changes due to conflict in Ukraine

The February 2022 Build

The White House Shines a Light on Open Source Security and More: Open Source Matters

What Matters, Episode 30: Rocket to Community with Chris DeMars

Get Paid to Write About Mattermost Playbooks

Introducing The Build: A Newsletter for Software Engineers

What Matters Roundup: 5 Favorite Episodes from 2021

The 2021 Mattermost Community Awards

Join the Mattermost Desktop App Contributor Event

What Matters, Episode 29: Head in the Clouds with James D. Bohrman

$10M Funding for OpenSSF, Using AI to Innovate 3D Printing, and More Open Source News – Open Source Matters

What Matters, Episode 28: Accessing Accessibility

What Matters, Episode 27: Mattermost v6.0!

What Matters, Episode 26: Getting into React Native with Elias Nahum

Join Us For Hacktoberfest 2021

Announcing the Mattermost Community Writing Program

What Matters, Episode 25: Musings and Motivation with Zef Hemel

Mattermost on the road: Where to catch us for the rest of 2021

GitHub’s New Legal Support For Developers, and Loads of New Open Source Projects – Open Source Matters

Highlights from the first-ever Mattermost Docathon

What Matters, Episode 24: Open Source, Safety & Maintainer Blues with Penelope Phippen

Join the Mattermost Mobile app beta program

Maintainers Need Your Support, Microsoft Further Embraces Linux, and more: Open Source Matters

What Matters, Episode 23: Docathon 2021 with Carrie Warner

Securing XML implementations across the web

What Matters, Episode 22: Finding Your Path with Bryan Liles

Join Us for our First Mattermost ‘Docathon'

What Matters, Episode 21: Special VR MatterCon Edition

What Matters, Episode 20: Equalithons with Marie Roker-Jones

What Matters, Episode 19: Head to the Marketplace with Aaron Rothschild

What Matters, Episode 18: Meet the Focalboard Team with Chen Lim and Jesús Espino

Join the Mattermost Desktop app beta program

What Matters, Episode 17: Chat and Emotions with Craig Tucker

The Mattermost E2E Cypress Test Automation Hackfest 2021 kicks off on May 3rd!

What Matters, Episode 16: Remotely Successful with Eamon Leonard

What Matters, Episode 15: Open Source Fridays with Joram Wilander

How We’ve Built an Open Source Community at Mattermost

Introducing Open Source Fridays

What Matters, Episode 14: The Open Source Fantastic Four with Pablo Ruiz Múzquiz

The Mattermost server repo surpasses 20,000 stars on GitHub

Happy International Women’s Day from Mattermost!

What Matters, Episode 13: Go and Going to the Community with Gautam Rege

What Matters, Episode 12: Rocky Linux with Jordan Pisaniello

What Matters, Episode 11: Community Chat with Emily Cook

Mattermost survey reveals remote work is here to stay

What Matters, Episode 10: Open Source & COVID-19 with Tom De Moor

What Matters, Episode 9: Remotely Remote with Corey Hulen

What Matters, Episode 8: Checking out Cloud with Maria Nunez

What Matters, Episode 7 Reacting to ReactJS with Mike Hartington of Ionic

What Matters: Responding to Incidents with Quintessence Anx of PagerDuty

Keeping CERN scientists around the world securely connected with Mattermost

Hacktoberfest 2020 was Mattermost’s biggest Hacktoberfest ever

What Matters: Integrating Workflows with Tanay Pant of n8n.io

It’s time for the Hacking from Home hackathon!

Announcing What Matters: A podcast from the folks at Mattermost

Rounding out 2020: Mattermost Community Events

Mattermost launches Quality Assurance (QA) Contributor Program!

Hacktoberfest: Join the largest open source contributor event this October

Mattermost and Jitsi launch a joint hackathon

Mattermost-Jitsi: Open source, self-hosted alternatives to Zoom and Slack

Get paid to write open source software working from home

Mattermost cribs: Home office edition

The Mattermost codebase is preserved on ice for the next 1,000 years

Mattermost launches Mattermost Superstars program for contributors

Top 7 missteps of the Mattermost open source project

My open source contributor journey with Mattermost

Building confidence and gaining experience with good open source projects

Advanced Git with the Free University of Tbilisi

Mattermost localization: 700,000 translations, hundreds of contributors

Mattermost participates in Google Season of Docs 2019

Phillip Ahereza and Allan Guwatudde win Mattermost Bot Hackfest with DigitalOcean Plugin

MatterCon 2020 highlights the power of a remote community

#VenceAlVirus: A virtual hackathon that aims to help overcome the challenges of COVID-19

Going to MatterCon as a Mattermost contributor

Mattermost Statement on COVID-19

Localizing Matterpoll

Highlights from the spectacular Mattermost Hackathon

A humble and sincere ‘thank you' to our open source community

Hacktoberfest returns! Contribute to open source projects and win free swag

Mattermost Joins Google’s Inaugural Season of Docs Program

William Gathoye wins Mattermost Hackfest 2019!

Why we love customer reviews at Mattermost

Mattermost Hackfest 2019 is underway!

Hacktoberfest 2018 is here! It’s a chance to give back to communities you love

Mattermost Named a Cool Vendor in Employee Engagement and Enablement in the Digital Workplace by Gartner

Insights from our incredible plugin hackathon

Building a stronger open source community for our contributors at Mattermost

The secret to thousands of contributions to the Mattermost open source project

MatterCon 2018 Community Meetup Highlights

MatterCon 2018 Hackathon Highlights

100 most popular Mattermost features invented and contributed by our amazing open source community

Open Source 100: George Goldberg, Mattermost Core Committer

Carlos Panato wins Mattermost 2017 Hacktoberfest award

Hacktoberfest is back! Win a free t-shirt by contributing to Mattermost

HPE and Mattermost offer private cloud Slack-alternative for Enterprise ChatOps

Galois releases Matterhorn, an open source Terminal Client for Mattermost

Mattermost moves to monthly releases

Mattermost December 2016 Update: Holiday Hackfest, Tuleap, Xen Orchestra & Homebrew integrations, upcoming January release

Mattermost Holiday Hackfest 2016

Minio project wins Mattermost 2016 Hacktoberfest Award

700 app integrations with Markdown support via Zapier

Mattermost 3.4 offers 700 integrations with Markdown support via Zapier

200,000 translations and counting…

Meet the Creator: Puppet Module for Mattermost

An invitation for contributions

Documentation Guidelines