Product / UX / UI & API

LibreChat

Open-source ChatGPT clone with native support for OpenAI, Anthropic, Google, Mistral, and local model backends, plus multi-user auth, agents, code interpreter, and prompt sharing. Differentiator is enterprise-grade auth/RBAC and the closest faithful clone of ChatGPT's UX, making it popular for org-wide self-hosted deployments; ~37k GitHub stars by mid-2026.

Active 2026 (changelog/releases current); MIT-licensed self-hosted multi-provider chat UI. Acquired by ClickHouse in 2025. Confirmed live on GitHub June 2026.

Openness

5 high confidence

5.0

license: MIT(OSI)
source: public
core-gated: ungated

Fully OSI (MIT), full source public, no paid feature-gated core. Enterprise backing via ClickHouse acquisition has not introduced a closed core.

https://github.com/danny-avila/LibreChat recorded 2026-06-04
MIT license; full-featured self-hosted chat UI
https://clickhouse.com/blog/clickhouse-acquires-librechat recorded 2026-06-04
ClickHouse acquires LibreChat (Nov 4, 2025); LibreChat remains open source/MIT, no closed core introduced, ongoing OSS investment

Adoption

4 medium confidence

4.0

23M+ cumulative Docker pulls by early 2026 (includes CI/upgrades, so a soft upper bound); 38.1k GitHub stars, 6,800+ forks, 9,000+ Discord members; ClickHouse acquisition signals enterprise deployment. Placed at 4 on Docker-pull volume; medium confidence because pulls overcount unique deployments.

https://github.com/danny-avila/LibreChat recorded 2026-06-04
38.1k stars; MIT self-hosted chat platform with broad provider support

Capability

5 high confidence

5.0

Frontier feature surface for the category: code interpreter, MCP, agents/subagents and artifacts on top of the standard chat-UI matrix. At/above Open WebUI on breadth.

https://github.com/danny-avila/LibreChat recorded 2026-06-04
feature list: multi-provider, code interpreter, MCP, agents/subagents, artifacts, OAuth2/LDAP

Unchanged since 2026-07-30 (last edited, not re-checked)