01 / OVERVIEW
What is Fluid?
Channels, DMs, threads, reactions, files, search and presence — self-hosted on Postgres. No seat pricing, no 90-day history limit…
Fluid Chat is a free, open source alternative to Slack. Channels, DMs, threads, reactions, files…
02 / CAPABILITIES
Key features
Fluid Chat is not a toy clone. It is the working half…
Frequently asked questions
Is it actually free, or free-until-you-grow?
Free. Fluid Chat is $0 whether you self-host it or use the hosted version: no subscription, licence keys or per-seat charges. The seat…
Can I import my Slack history?
Not yet — a Slack importer isn’t built. Fluid Chat exports its own data as JSONL, CSV and a file manifest, so getting data out…
SOURCES
Official website & sources
Sources
Updated on 2026-10-20
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