Hosted in Germany • GDPR-ready

Mattermost: The Discord Alternative That Doesn't Lock You In

Discord deletes your message history. Slack charges per-user every month. Mattermost gives you unlimited history, data ownership, and flat-rate pricing. Host it on Opsily in the EU. No per-seat fees. No vendor lock-in.

Test it free — no credit card required
⭐
39.2K
GitHub stars
🔌
700+
Integrations ready
🛡️
100%
Data ownership
📊
4.8/5
G2 rating

Mattermost vs Discord: A Straight Comparison

Discord
Free tier available✓
Message history90 days (free), unlimited (Nitro $3/user/mo)
Per-user pricingNitro $3/user/mo (cosmetic only)
Data ownership✗
EU data residency✗
GDPR complianceLimited
Developer integrationsLimited (bots only)
Workflow automation✗
Opsily
Free tier available✓
Message historyUnlimited on all plans
Per-user pricingFlat-rate (no per-seat charge)
Data ownership✓
EU data residency✓
GDPR complianceFull
Developer integrations700+ (GitHub, Jira, Jenkins, etc.)
Workflow automation✓

Why Opsily for Mattermost

Don't manage servers. We handle backups, updates, scaling, and uptime. You focus on your team.

Managed EU Hosting

Your Mattermost instance runs in German, French, or UK data centers. Automatic nightly backups. GDPR compliant. We patch security updates the moment they drop. You don't touch infrastructure.

Zero Per-User Fees

Mattermost scales flat. Add 10 users or 10,000 — your bill doesn't climb. No seat-counting. No hidden per-user overages. Unlike Slack's $7.25-$15/user/month model, you pay once and invite your whole team.

Unlimited Message History

Every Mattermost message is searchable forever. No 90-day deletion cliff like Discord free. No retention walls. Full historical context preserved. Your data, your archives, your compliance.

Built for teams who need reliability

99.9%
Uptime SLA
Daily
Automated backups
Minutes
Deployment time
Zero
Per-user fees

Deploy Mattermost in 4 Steps

1
Choose Your Plan

Pick the Opsily plan that fits your team. Scale anytime. All plans include EU hosting.

2
Select Your Region

Germany, France, UK, or Benelux. Your data center is ready in minutes. GDPR compliant.

3
Invite Your Team

Share a sign-up link. Teammates join instantly. No slow provisioning. No manual user management.

1

Choose Your Plan

Pick the Opsily plan that fits your team. Scale anytime. All plans include EU hosting.

2

Select Your Region

Germany, France, UK, or Benelux. Your data center is ready in minutes. GDPR compliant.

3

Invite Your Team

Share a sign-up link. Teammates join instantly. No slow provisioning. No manual user management.

4

Connect Your Tools

700+ integrations: GitHub, GitLab, Jenkins, PagerDuty, Jira, Slack (federation). Incident response workflows. Playbooks for automation.

The Bigger Picture

Mattermost vs Other Discord Alternatives

Shopping for a Discord replacement? Here's the breakdown.

Mattermost (Opsily) is built for work teams: channels, threads, file sharing, voice calls, integrations. You own your data. Use it if: you're scaling a team, need GDPR compliance, want automation (playbooks, DevOps). Cost: flat-rate from €9/month.

Element (Matrix) is decentralized and federated. No single company controls your chat. Use it if: you want maximum privacy and federation with other Matrix servers. Cost: free (self-hosted) or custom enterprise pricing.

Stoat (formerly Revolt) mimics Discord's visual design and gaming focus. Use it if: you need Discord-like UX but ownership. Cost: free or paid tiers.

Rocket.Chat is the open-source Slack competitor. Per-seat pricing ($8/user/year) beats Slack but scales linearly. Use it if: you want an alternative to Slack on a budget. Cost: $8/user/year.

Slack itself remains the enterprise default. 31% price increase since Salesforce acquisition (2026). $7.25-$15/user/month. Use it if: you're locked into Slack's ecosystem or need maximum app integrations. Cost: climbing per-user bills.

Bottom line: Mattermost on Opsily wins if you're escaping Slack's per-user cost trap, Discord's data lock-in, or compliance mandates.

App Catalog

Pair Mattermost with Your Workflow

Connect incident response, file storage, secrets, and support tools.

AI & LLM Tools

Self-hosted workflow automation with robust PostgreSQL data persistence

n8n logo, a red icon depicting a connected workflow with three nodes on the left and two on the right.
n8n
Collaboration & Productivity

Self-hosted collaboration platform that puts data privacy first

Nextcloud logo: two interconnected blue cloud shapes on a dark background.
Nextcloud
Sales & Marketing

Open-source customer engagement platform that unifies all communication channels

Chatwoot logo: a white speech bubble with a heart inside, on a light blue circular background.
Chatwoot
Security & Privacy

Self-hosted Bitwarden-compatible password manager with no per-user fees

Bitwarden logo: the official blue shield icon of the Bitwarden open-source password manager.
Vaultwarden

Simple Pricing. Unlimited Users.

Choose the plan that fits. All include EU hosting, nightly backups, automatic updates, and unlimited message history. No per-user fees ever.

Monthly
Annual

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Built for Serious Teams

Enterprise-grade reliability without the overhead.

GDPR Compliant

Your data is processed according to EU regulations. No data export to US clouds by default.

EU Data Centers

Choose Germany, France, UK, or Benelux. Your data never leaves the region you select.

Daily Encrypted Backups

Automated, encrypted backups every night. Restore in minutes if needed. Your data is protected.

Automatic Security Updates

We patch Mattermost and dependencies the moment fixes drop. Zero downtime updates.

Frequently Asked Questions

Everything you need to know about Mattermost and Opsily.

Mattermost is an open-source team chat platform similar to Slack, not Discord. It's designed for work teams: channels, threads, file sharing, voice/video calls, integrations, and workflow automation. Unlike Discord (gaming-focused, no data ownership), Mattermost puts you in control. You own your message history, your data, and your infrastructure. Run it on Opsily's managed EU hosting and get GDPR compliance, unlimited message history, and flat-rate pricing (no per-user fees).

Ready to Leave Discord's Lock-In Behind?

Deploy Mattermost on Opsily in 3 minutes. EU hosting included. No credit card required for your 14-day free trial.