Modern collaboration with full data control

Deploy on-prem or secure cloud to fit within your security and compliance framework.

Mattermost for secure collaboration

Public cloud and security don’t mix

Whether you are working with intellectual property or protecting national interests, you have to choose solutions that minimize the risk of data breaches or exposure of sensitive information.

Other collaboration tools can leave you between a rock and a hard place. Now you can stop compromising on security, privacy, and compliance practices.

One platform for secure collaboration

More than just messaging

Go beyond chat with a suite of tightly-integrated productivity tools matched to common R&D processes — from planning sprints to managing releases to resolving production incidents.

Fine-grained permission control

Manage at scale with a platform level permission schema and tailor at the team, admin, and user level for flexible control to meet your use case.

Open source and extensible by design

Flexible and easily customized to meet ever-changing security requirements. Supported by a rich ecosystem of community-driven apps, an open API, and a developer framework.

Built for your security, privacy and compliance needs

Deploy on-prem or in a secure cloud for the control and visibility you need, when you need it.

Platform Highlights


  • Real-time and async messaging with integrated voice and video
  • File, image, and link sharing
  • Rich markdown formatting
  • Multi-language code syntax highlighting
  • Unlimited and searchable message history


  • Customizable workflow playbooks
  • Dynamic task checklists
  • Task automation
  • Status dashboard and broadcast


  • Lifecycle project alignment: plan, build, release, operate
  • Kanban boards integrated with messaging and playbooks
  • Status at-a-glance for all stakeholders
  • Any size project: standup meetings to major product launches


  • Deep integrations with popular developer tools
  • Community-built integrations – over 4,000 contributors world-wide
  • Build your own with App Framework and open APIs


  • Behind your firewall: on-prem or secure cloud
  • Configurable for HIPAA and FINRA compliant environments
  • SOC II Type 1, GDPR, CCPA
  • Identity and access controls: Active Directory and LDAP, MFA, SSO, CBA, EMM, and more
  • Global retention policies. compliance exports, custom Terms of Service, and more

Your data, in your hands

Self-hosted deployment and database ownership

Retain full control over your company’s sensitive data with no third-party monitoring.

Flexible Data Retention Controls

Define granular controls for enterprise data archiving to keep data properly secured and accessed.

Advanced mobile security

Our mobile apps work with EMM solutions. Full source code is available for custom solutions.

Compliance auditing with oversight

Pull compliance reports on user conversations and behaviors. Audit logging enables oversight and protection of ethical boundaries.

Secure cloud and data isolation

Get a dedicated Kubernetes cluster, fully isolated from other customers, fully managed by Mattermost with the highest security.

Enterprise Information Archiving integration

Connect to EIA systems along with custom solutions to meet regulatory needs.

Data encryption at rest and in transit

Keep your data safe with encryption under your control, at rest and in transit.

Full access to APIs, drivers, and source code

See for yourself why we are the industry’s most secure solution.

Many of our larger members could never discuss security issues with each other in real life because their lawyers would go crazy. But because Mattermost provides a secure platform, they can collaborate with other organizations within H-ISAC to solve problems.

Josh Singletary

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