Rocket.Chat vs Zulip: what their users struggle with
Not a verdict and not a star rating: the problems users of Rocket.Chat and Zulip describe in public, side by side, each one linked to its source (as of 2026-10-15).
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| Rocket.Chat | Zulip | |
|---|---|---|
| Recent reports compared | 15 | 17 |
| Themes compared | 14 | 17 |
| Public source threads | 91 | 57 |
| Pain points | 15 | 9 |
| Feature requests | 0 | 8 |
| Workarounds | 0 | 0 |
| Switching reasons | 0 | 0 |
| Reports rated “Causes churn” | 0 | 0 |
Every count in this table is of open reports in the recent window (Rocket.Chat since 2023-10, Zulip since 2023-10); older and fixed reports are not counted. The counts measure how much public discussion exists for each product, not which is better: a popular tool collects more reports.
Problems mostly raised about Rocket.Chat
- Inconsistent aria-invalid semantics across registration forms · UI & usability · Annoyance
- SAML sign-in loops after IdP MFA on mobile · Reliability & bugs · Blocks work
- Absolute URL detection rejects uppercase URL schemes · API & developer experience · Annoyance
- Message search date filters shift with timezone differences · Reporting & analytics · Blocks work
- LTS changes were announced with little notice · Self-hosting & upgrades · Blocks work
Problems mostly raised about Zulip
- Zulip communities hide discussion behind a login · Permissions & security · Annoyance
- Joining self-hosted Zulip orgs needs yet another account and SSO setup · Setup & onboarding · Annoyance
- Zulip UI felt sluggish and unpolished · Performance · Annoyance
Go further
Open Rocket.Chat and Zulip in the compare tool to filter by area and severity, Rocket.Chat alternatives, Zulip alternatives, or the state of team chat.
How the data is built. A theme is a group of reports about the same problem; unique means not matched to a theme on the other product.