Hacker ApprovedDepartments

Rocket.Chat

Shares rank 9 of 11 team chat apps by recommenders

Recommended as a self-hostable Slack alternative with easy packaging for quick rollout; critics report frequent outages, MongoDB upkeep trouble, and immature end-to-end encryption.

Recommended as a self-hostable Slack alternative with easy packaging for quick rollout; critics report frequent outages, MongoDB upkeep trouble, and immature end-to-end encryption.

25 people gave an opinion

recommend it
14
criticize it
11
approval share
56%
Each figure is one person. RecommendsCriticizes

Recommended in 6 of 13 months

  1. November 2025: not recommended
  2. December 2025: recommended
  3. January 2026: not recommended
  4. February 2026: recommended
  5. March 2026: recommended
  6. April 2026: recommended
  7. May 2026: not recommended
  8. June 2026: not recommended
  9. July 2026: recommended
  10. August 2026: not recommended
  11. September 2026: not recommended
  12. October 2026: recommended
  13. November 2026: not recommended (month in progress)

Why it doesn’t carry the badge

  • 14 people recommend itNeeds 10 or more, met.
  • 1.2 recommenders for every criticNeeds 2 to 1 or better, not met.
  • Recommended in 6 of 13 monthsNeeds 4 or more, met.

The same three rules apply to every product, and the badge can’t be bought. How the badge works

What people say about it

The reasons people give, with the number of comments that give each one. Open a reason to read what they said.

Why people recommend it

Each mark is one comment

  • Self-hostable Slack alternative

    “If you are looking for another self-hostable alternative to Slack, Rocket chat[0] is also worth looking at.”

    Comment from 2 Feb 2026 in “Mattermost say they will not clarify what license the project is under”

    “Community chat: Zulip, Rocket.chat”

    Comment from 12 Feb 2026 in “Discord/Twitch/Snapchat age verification bypass”

    “Mattermost or Rocketchat if you do”

    Comment from 14 Feb 2026 in “OpenAI Should Build Slack”
  • Easy first-class packaging for rollout

    “Mattermost, Rocketchat and others have first class packaging for quick and easy roll out.”

    Comment from 6 Mar 2026 in “Anthropic, Please Make a New Slack”

    “Rocketchat and others have first class packaging for quick and easy roll out”

    Comment from 6 Mar 2026 in “Anthropic, Please Make a New Slack”

What people warn about

Each mark is one comment

  • Slow and prone to outages

    “add enough lines of code to rocket.chat to make it competitive with Teams levels of slowness”

    Comment from 26 Jan 2026 in “France Aiming to Replace Zoom, Google Meet, Microsoft Teams, etc.”

    “I don't think we ever went longer than a few months without a serious outage of sorts”

    Comment from 3 Feb 2026 in “France dumps Zoom and Teams as Europe seeks digital autonomy from the US”
  • Open-core business model concerns

    “There really is no winning in the org comms/chat apps space when it comes to OSS”

    Comment from 20 Nov 2025 in “Verifying your Matrix devices is becoming mandatory”

    “are open-core military contractors these days”

    Comment from 9 Feb 2026 in “Discord will require a face scan or ID for full access next month”

Other team chat apps people recommend

The four most recommended other team chat apps, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.

Rocket.Chat compared with 4 alternatives
ProductRecommendCriticizeApprovalMonthsOwnedBadge
Slack24838739%1210 yrs10 owners—
Microsoft Teams22870125%131.5 yrs11 owners—
Zulip1435871%115 yrs10 ownersApproved
Chatto551381%5—Approved
Rocket.ChatThis page141156%6——
See all 11 team chat apps, ranked

What people said

19 of the 26 comments that mention it, newest first. Each links to the original comment.

“i'd probably use RocketChat or something like that”

RecommendsComment from 11 Oct 2026 in “IRCv3”

“I have a lot of troubles with a small private instance of Rocket chat, all due to MongoDb stuff, versions, migrations and backups.”

CriticizesComment from 19 Aug 2026 in “PostgreSQL for Everything”

“E2EE is early in development, lots of security issues at last check”

CriticizesComment from 1 Aug 2026 in “A Week in Matrix”

“Rocketchat and others have first class packaging for quick and easy roll out”

MixedComment from 6 Mar 2026 in “Anthropic, Please Make a New Slack”

“Mattermost, Rocketchat and others have first class packaging for quick and easy roll out.”

RecommendsComment from 6 Mar 2026 in “Anthropic, Please Make a New Slack”

“Mattermost or Rocketchat if you do”

RecommendsComment from 14 Feb 2026 in “OpenAI Should Build Slack”

“Community chat: Zulip, Rocket.chat”

RecommendsComment from 12 Feb 2026 in “Discord/Twitch/Snapchat age verification bypass”

“All the others are too expensive (Mattermost, Rocket)”

CriticizesComment from 10 Feb 2026 in “Discord Alternatives, Ranked”

“It's not a platform, you need to register and login to each server manually.”

CriticizesComment from 10 Feb 2026 in “Discord Alternatives, Ranked”

“are open-core military contractors these days”

CriticizesComment from 9 Feb 2026 in “Discord will require a face scan or ID for full access next month”

“I thought it was fine, but I can't compare to the Mattermost app since I've never tried to use that.”

MixedComment from 3 Feb 2026 in “Mattermost say they will not clarify what license the project is under”

“I don't think we ever went longer than a few months without a serious outage of sorts”

CriticizesComment from 3 Feb 2026 in “France dumps Zoom and Teams as Europe seeks digital autonomy from the US”

“Rocket Chat does look nice!”

MixedComment from 3 Feb 2026 in “Mattermost say they will not clarify what license the project is under”

“If you are looking for another self-hostable alternative to Slack, Rocket chat[0] is also worth looking at.”

RecommendsComment from 2 Feb 2026 in “Mattermost say they will not clarify what license the project is under”

“add enough lines of code to rocket.chat to make it competitive with Teams levels of slowness”

CriticizesComment from 26 Jan 2026 in “France Aiming to Replace Zoom, Google Meet, Microsoft Teams, etc.”

“Last time I checked they were worse.”

CriticizesComment from 26 Dec 2025 in “Mattermost restricted access to old messages after 10000 limit is reached”

“These don't offer the core UX of Discord”

CriticizesComment from 26 Dec 2025 in “We Abandoned Matrix: The Dark Truth About User Security and Safety (2024)”

“the open source Rocket.Chat”

RecommendsComment from 25 Dec 2025 in “Mattermost restricted access to old messages after 10000 limit is reached”

“There really is no winning in the org comms/chat apps space when it comes to OSS”

CriticizesComment from 20 Nov 2025 in “Verifying your Matrix devices is becoming mandatory”

Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.