Mattermost
ToolJet
| Feature | Mattermost | ToolJet |
|---|---|---|
| Pricing | Free / from $10/mo | Free / from $20/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.2 / 5 | 4.1 / 5 |
| Best For | devops-teams, security-conscious-orgs, government, enterprise | developers, startups, ops-teams, small-businesses |
| Founded | 2015 | 2021 |
| Messaging | ✓ | ✗ |
| Channels | ✓ | ✗ |
| Playbooks | ✓ | ✗ |
| Integrations | ✓ | ✗ |
| Self Hosting | ✓ | ✗ |
| Compliance | ✓ | ✗ |
| Visual Builder | ✗ | ✓ |
| Data Sources | ✗ | ✓ |
| Workflows | ✗ | ✓ |
| Custom Code | ✗ | ✓ |
| Version Control | ✗ | ✓ |
| Multi Tenancy | ✗ | ✓ |
✓ Mattermost Pros
- Self-hostable
- Open source
- DevOps integrations
- Secure
✗ Mattermost Cons
- Smaller ecosystem
- Fewer integrations than Slack
- Self-hosting complexity
✓ ToolJet Pros
- Open source
- Many data sources
- Drag-and-drop
- Self-hostable
✗ ToolJet Cons
- Documentation gaps
- Fewer widgets than competitors
- Community-dependent support
The Verdict
Mattermost is built for devops teams and security conscious orgs, with a focus on messaging and channels. ToolJet targets developers and startups and leads with visual-builder and data-sources.
On pricing, Mattermost is the clear winner for budget-conscious users — starting at $10/mo compared to $20/mo for ToolJet. That $10/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.