Vibe Coding Discoveraegra
View on GitHubOpen source alternative to LangGraph Platform (now LangSmith Deployments) - Self-hosted AI agent backend with FastAPI and PostgreSQL. Zero vendor lock-in, full control over your agent infrastructure.
Self-hosted LangGraph/LangSmith Deployments alternative: an Apache-2.0 FastAPI + PostgreSQL agent backend that runs your existing LangGraph code unchanged, with streaming, cron, human-in-the-loop, auth, and OTLP tracing.
Use Cases
Self-host a LangGraph agent backend on your own infrastructureDrop-in replacement for LangSmith Deployments using the same LangGraph SDKServe agent runs over a FastAPI HTTP API with Postgres persistenceHuman-in-the-loop approval gates and run resumptionScheduled cron-triggered agent runs with timezone supportSSE streaming of agent output to Agent Chat UI / LangGraph Studio / CopilotKitCustom JWT/OAuth/Firebase authentication for agentsFan-out tracing to Langfuse, Phoenix, or any OTLP backendSemantic search store over embeddings with pgvectorHorizontally scale agent workers across instances with a Redis queueMigrate existing agent deployments off a managed platform
Built With
- Language
- Python
- Frameworks
- LangGraph · FastAPI · PostgreSQL · Redis · OpenTelemetry · pgvector · LangChain · Docker · Kubernetes · CopilotKit · Pydantic
Tags
langgraph · self-hosted · agent-backend · fastapi · postgresql · redis · agent-protocol · streaming · human-in-the-loop · observability · opentelemetry · cron · pgvector · docker · python · no-vendor-lock-in