alternative · chatgpt
Open Source ChatGPT Alternatives
Self-hostable open source chat UIs that can replace or complement ChatGPT — bring your own API keys, use multiple models, and keep conversations on your own infrastructure.
Tools that replace ChatGPT
7 tools// open source tools you can use instead
ai-chat-interfaces
AnythingLLM_
Private ChatGPT over your own documents, self-hosted.
65.4k
stars
234
contributors
—
last commit
7.2k
forks
JavaScript
language
3 yrs
age
personal-ai-agents
DeerFlow_
ByteDance's self-hosted deep research agent framework.
81.2k
stars
386
contributors
—
last commit
11.2k
forks
Python
language
1 yr
age
ai-chat-interfaces
LibreChat_
Self-hosted multi-model AI chat UI; a ChatGPT alternative.
42.7k
stars
398
contributors
—
last commit
8.8k
forks
TypeScript
language
3 yrs
age
ai-chat-interfaces
LobeChat_
Self-hosted multi-model AI chat UI; a ChatGPT alternative.
82.1k
stars
355
contributors
—
last commit
15.8k
forks
TypeScript
language
3 yrs
age
ai-chat-interfaces
Open WebUI_
Self-hosted AI chat UI for Ollama; a ChatGPT alternative.
150.5k
stars
876
contributors
—
last commit
22k
forks
Python
language
2 yrs
age
ai-chat-interfaces
SillyTavern_
Self-hosted AI character chat frontend for any LLM.
search-engines
Vane_
Self-hosted AI answer engine — a Perplexity alternative.