Side-by-side comparison · open source, paid tool
Rocket.Chat vs Slack
What we have checked about each, line by line. Every value shows where it came from and when we last confirmed it.
Open Source
Rocket.Chat
The Secure CommsOS™ for mission-critical operations
Paid tool
Slack
Team messaging platform with channels, threads and app integrations.
Checked facts
Line by line
| Measure | Rocket.Chat | Slack |
|---|---|---|
| Latest prerelease version | 9.0.0-rc.8 (for 7 Nov 2026) | Not checked yet |
| Days since the last commit | 0 | Not checked yet |
| GitHub forks | 14,095 | Not checked yet |
| GitHub stars | 46,375 | Not checked yet |
| Days to a first reply on issues | 0.2 | Not checked yet |
| Open issues | 2,527 | Not checked yet |
| Releases in the last 90 days | 35 | Not checked yet |
A line appears only when at least one record has a value we confirmed from a source. Values we have not confirmed are left out, never guessed. Records of different types share fewer lines.
Add a third
Compare with one more record
How this works
Share it, or build your own
This page works for any two or three records in the directory, of any type. The link stays the same whichever order you name them in, so you can share it as it is. Change the records in the address, for example /directories/vs/claude-code-vs-cursor, or start from our editorial comparisons.