Mattermost

Mattermost is a collaboration platform for mission-critical work. It is described as a purpose-built collaboration hub for organizations that need sovereign collaboration, adaptive security, and AI-accelerated workflows, with use cases that include integrated security operations, out-of-band incident response, self-sovereign collaboration, mission-critical ChatOps, and real-time DevSecOps collaboration.

The platform includes channels, playbooks, integrations, mobile, AI, security, and a trust center. Its stated capabilities include deep integrations with mission-critical tools, integrated playbooks, native audio calling, and the ability to integrate and extend the collaboration environment with custom apps and industry standards. The page also highlights support for communication, automation, and AI in air-gapped, on-prem, and private cloud environments. It says Mattermost is used in contexts where faster detection, response, and remediation workflows matter, and it frames the product around controlled data, adaptive security, and resilience in highly sensitive environments.

Deployment options named on the site include on-premise, cloud, private cloud, and high-availability deployments. Mattermost also references interoperability with MS Teams, Atlassian, and GitLab, and provides documentation, API reference, release notes, community, and developer-related resources such as deploy, integrate, and install. The product is presented for critical infrastructure, defense, technology, global public sector, financial services, energy and utilities, and transportation and logistics, and it says it is trusted by governments, enterprises, and allied militaries.