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Open Source Python Packages

Python packages with the GitHub topic open-source. Sorted by relevance, with stars and monthly downloads.
langchain-ai
langchain

The agent engineering platform.

253.3M 137K 23K
langchain-ai
langchain-core

The agent engineering platform.

111.6M 137K 23K
langchain-ai
langchain-openai

The agent engineering platform.

70.9M 137K 23K
langchain-ai
langgraph

Build resilient agents.

52.9M 32K 5K
langchain-ai
langgraph-prebuilt

Build resilient agents.

45.8M 32K 5K
langchain-ai
langchain-text-splitters

The agent engineering platform.

43.9M 137K 23K
langchain-ai
langgraph-checkpoint

Build resilient agents.

42.8M 32K 5K
langchain-ai
langgraph-sdk

Build resilient agents.

41.2M 32K 5K
mlflow
mlflow-skinny

The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.

38.2M 26K 6K
mlflow
mlflow

The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.

37.1M 26K 6K
temporalio
temporalio

Temporal Python SDK

29.7M 1K 185
langchain-ai
langchain-anthropic

The agent engineering platform.

19.1M 137K 23K
langchain-ai
langchain-classic

The agent engineering platform.

18.4M 137K 23K
mlflow
mlflow-tracing

The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.

17M 26K 6K
traceloop
opentelemetry-instrumentation-vertexai

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

6.4M 7K 968
comet-ml
opik

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

6.2M 19K 1K
langchain-ai
langgraph-checkpoint-postgres

Build resilient agents.

5.3M 32K 5K
traceloop
opentelemetry-instrumentation-bedrock

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

5.2M 7K 968
traceloop
opentelemetry-instrumentation-cohere

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

5.2M 7K 968
traceloop
opentelemetry-instrumentation-ollama

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

5.1M 7K 968
traceloop
opentelemetry-instrumentation-llamaindex

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

5.1M 7K 968
traceloop
opentelemetry-instrumentation-replicate

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

5.1M 7K 968
traceloop
opentelemetry-instrumentation-qdrant

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

5.1M 7K 968
traceloop
opentelemetry-instrumentation-transformers

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

5.1M 7K 968
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