LibreChat
Chat interface for multiple AI providers and your own models.
MITPermissive
SaaS: YesClosed product: Yes
- GitHub stars
- 45k
- Deployment
- Docker
- Login/SSO
- OIDC, SAML, LDAP
Open-source alternatives to ChatGPT Enterprise
ChatGPT Enterprise by OpenAI in the AI category. These are the open alternatives we recommend looking at.
Open WebUI
Very popular chat interface for local and remote models.
SaaS: Yes, with conditionsClosed product: Unclear – verify
- GitHub stars
- 154k
- Deployment
- Docker
AnythingLLM
RAG workspace: chat with your own documents.
MITPermissive
SaaS: YesClosed product: Yes
- GitHub stars
- 67k
- Deployment
- Docker, Desktop
Ollama
Run language models locally on CPU or GPU with one command.
MITPermissive
SaaS: YesClosed product: Yes
- GitHub stars
- 182k
- Deployment
- Binary, Docker
vLLM
High-throughput serving of language models in production.
Apache-2.0Permissive
SaaS: YesClosed product: Yes
- GitHub stars
- 93k
- Deployment
- Docker (GPU)
gpt-oss (20B / 120B)
Open-weight language models from OpenAI under Apache-2.0.
Apache-2.0Permissive
SaaS: YesClosed product: Yes
- Deployment
- Ollama, vLLM
Gemma 4
Google's open model family in several sizes.
Apache-2.0Permissive
SaaS: YesClosed product: Yes
- Deployment
- Ollama, vLLM
Dify
Build AI agents and RAG apps visually.
LicenseRef-DifyCustom licence
SaaS: NoClosed product: Unclear – verify
- GitHub stars
- 158k
- Deployment
- Docker, Helm
This is guidance, not legal advice (inte juridisk rådgivning). Check with a lawyer before deciding.
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