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Open Source Python Packages

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

The agent engineering platform.

168.2M 148K 25K
langchain-ai
langchain-core

The agent engineering platform.

145.3M 148K 25K
langchain-ai
langgraph

Build resilient agents.

46.7M 43K 7K
langchain-ai
langgraph-sdk

Build resilient agents.

44.5M 43K 7K
langchain-ai
langgraph-checkpoint

Build resilient agents.

43.2M 43K 7K
langchain-ai
langgraph-prebuilt

Build resilient agents.

42.3M 43K 7K
temporalio
temporalio

Temporal Python SDK

38.2M 1K 267
langchain-ai
langchain-openai

The agent engineering platform.

37.9M 148K 25K
langchain-ai
langchain-text-splitters

The agent engineering platform.

37M 148K 25K
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.

25.2M 28K 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.

19.8M 28K 6K
langchain-ai
langchain-anthropic

The agent engineering platform.

18.6M 148K 25K
langchain-ai
langchain-classic

The agent engineering platform.

15M 148K 25K
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.

14.9M 28K 6K
langchain-ai
langgraph-checkpoint-postgres

Build resilient agents.

8.9M 43K 7K
gauge-sh
tach

A Python tool to visualize + enforce dependencies, using modular architecture 🌎 Open source 🐍 Installable via pip πŸ”§ Able to be adopted incrementally - ⚑ Implemented with no runtime impact ♾️ Interoperable with your existing systems πŸ¦€ Written in rust

4.8M 3K 95
traceloop
opentelemetry-instrumentation-anthropic

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

3.1M 7K 1K
traceloop
opentelemetry-instrumentation-langchain

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

3.1M 7K 1K
langchain-ai
langgraph-checkpoint-sqlite

Build resilient agents.

3M 43K 7K
traceloop
opentelemetry-instrumentation-openai

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

3M 7K 1K
traceloop
opentelemetry-instrumentation-vertexai

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

3M 7K 1K
langchain-ai
langgraph-cli

Build resilient agents.

2.4M 43K 7K
iterative
iterative-telemetry

Common library to send usage telemetry

2.4M 3 2
traceloop
opentelemetry-instrumentation-google-generativeai

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

2.1M 7K 1K
    • Original data from PyPI, GitHub, and OSV; downloads served through ClickHouse
    • Sources & methodology