Saatlas
Slack alternatives
In short — 4 SaaS in Communication can replace Slack. The table shows the status our bot recorded for each and when: a tool that stopped answering will not be recommended.
| SaaS | Pricing | Country | Status | Checked |
|---|---|---|---|---|
| Discord Voice and text communities. | free | US | alive | October 15, 2026 |
| Mattermost Open-source, self-hostable team chat. | open source | US | alive | October 15, 2026 |
| Rocket.Chat Open-source communication platform. | open source | BR | alive | October 15, 2026 |
| Microsoft Teams Microsoft’s team chat and video meetings. | freemium | US | unchecked | October 15, 2026 |