The Mattermost Blog

The Pit Crew Principle: How Great Teams Win Together Behind the Scenes

Mattermost v11.8: Classification Banners, Data Spillage Reporting, Mobile Ephemeral Mode & More

Mattermost v11.7: Granular ABAC, Custom AI Prompts, User-Created Agents & More

Gartner Security and Risk Management Summit 2026

Why Coalition Operations Still Run on Shadow IT

Mattermost v11.6: Deeper Sovereign AI Integration, Hardened URL Privacy, Expanded Multi-Window Support & More

CYBERUK 2026

Sovereign & Resilient Mission Operations

Mattermost v11.5: Automatic channel translation, sovereign LLM web search, channel context summarization & more

Your collaboration platform is now operational infrastructure

Mattermost v11.4: Hardened integrations, accelerated mobile workflows & more

Features to look for in an out-of-band communication solution

Enterprise-to-Edge: Mattermost for Microsoft 365

Mattermost v11.3: Burn-on-read messages, universal MCP connector, Intune MAM support & more

What is Zero Trust-Compliant Collaboration? Best Practices for Securing Your Communication Systems

Mattermost v11.2: Multi-window threads for web

Zero-Trust Compliant Collaboration

Mattermost Server v11.1, Desktop v6.0, & Mobile v2.34 Demos

Assured Readiness at Mission Tempo