Mattermost je self-hosted team messaging — Slack alternative koja drži tvoju komunikaciju na tvojoj infrastrukturi. Open-source, mature, koristi ga US DoD, mnoge banke, EU government agencies. Ovo je vodič za hosting Mattermost-a u 2026.
Mattermost ukratko
- Open-source team messaging platform, MIT licenca (Team Edition).
- Slack-style channels, threads, direct messages, file sharing.
- Native integrations (GitHub, Jira, GitLab, custom webhooks).
- Voice + video calls (Calls plugin).
- Desktop apps (Win/Mac/Linux), mobile (iOS/Android).
- Edicije: Team (free), Professional (paid), Enterprise.
Mattermost vs Slack
| Aspekt | Slack | Mattermost (self-hosted) |
|---|---|---|
| Cijena (50 korisnika) | ~370 USD/mj (Standard) | VPS ~50 EUR/mj |
| Data residency | US (s GDPR clauses) | full EU control |
| Message retention | limit per plan | neograničen |
| Integrations | marketplace | marketplace + webhooks |
| Setup | 5 min | 1-2h sysadmin |
Tehnički zahtjevi
- Linux server (Ubuntu 22.04/24.04 ili RHEL 9 preporučeni).
- PostgreSQL 13+ (preferiran) ili MySQL 8.0+.
- Minimum 2 GB RAM, preporučljivo 4+ GB.
- nginx kao reverse proxy s SSL.
- Storage za file uploads — local ili S3-compatible.
Sizing
| Tim | vCPU | RAM | Storage | EUR/mj |
|---|---|---|---|---|
| Mali (do 25 korisnika) | 2 | 2-4 GB | 50 GB | ~25-40 |
| Mid (25-100 korisnika) | 4 | 8 GB | 200 GB | ~60-100 |
| Veliki (100-1000) | 8+ | 16+ GB | 1+ TB | ~150+ |
| Enterprise (1000+) | 16+ | 32+ GB | 5+ TB | 300+ |
Calls plugin (Jitsi-based)
Voice + video za male grupe (do 8-16 sudionika) built-in. Za veće (50+) preporučljivo zaseban Jitsi server ili Mattermost Calls Enterprise (commercial).
Storage opcije
- Local file system — najbrži, ali ne skalira na više node-ova.
- S3/MinIO — preporučljivo za production. MinIO je self-hosted S3 alternative.
WMD i Mattermost hosting
WMD postavlja Mattermost Team ili Professional na dedicated VPS — PostgreSQL 16, nginx reverse proxy s WebSocket support, Let's Encrypt SSL, Calls plugin za voice/video, opciono MinIO za file storage. LDAP/AD ili SAML SSO za enterprise klijente. Daily backup database + files. Migracija sa Slack-a kroz Mattermost Slack Import tool (history + users).
Paketi:
- MM Team (25 korisnika): 2 vCPU, 4 GB RAM — od ~35 EUR/mj.
- MM Pro (100 korisnika): 4 vCPU, 8 GB RAM — od ~80 EUR/mj.
- MM Business (500+ korisnika): 8+ vCPU, 16+ GB RAM — od ~180 EUR/mj.
FAQ
Mattermost ili Rocket.Chat? Mattermost je više polished i enterprise-ready. Rocket.Chat ima više features po default (omnichannel, livechat).
Mogu li migrirat Slack povijest? Da, Mattermost ima Slack Import tool (channels + messages + users + files). 1-day setup za 50-user team.
Mobile apps? Da, iOS + Android free apps koji se spajaju na tvoj server.
Mattermost Calls vs Jitsi? Calls je built-in, jednostavan za male grupe. Jitsi standalone za veće conference.
Trebaš Mattermost setup za tim? WMD postavlja Mattermost + SSO + Slack migracija. Javi se preko kontakt forme.
