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Best Open Source Projects using Python

A collection of the best open source projects using Python. Find the best tools for Python that are open source and free to use/self-hostable.

Favicon of PostHog website

PostHog

PostHog provides open-source product analytics, session recording, feature flagging and A/B testing that you can self-host.

  • Stars

    18,941
  • Forks

    1,108
  • Last commit

    12 hours ago
Favicon of Odoo website

Odoo

A suite of web based open source business apps.

  • Stars

    35,579
  • Forks

    23,181
  • Last commit

    2 weeks ago
Favicon of Sentry website

Sentry

Developer-first error tracking and performance monitoring

  • Stars

    37,323
  • Forks

    4,014
  • Last commit

    11 hours ago
Favicon of Dify website

Dify

A LLM app development platform. Build AI-native apps, including RAG, agent capabilities, model management, observability and more, packaged into one intuitive interface.

  • Stars

    33,480
  • Forks

    4,462
  • Last commit

    10 hours ago
Favicon of HTTPie website

HTTPie

Modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.

  • Stars

    32,467
  • Forks

    3,667
  • Last commit

    2 months ago
Favicon of ERPNext website

ERPNext

Free and Open Source Enterprise Resource Planning (ERP)

  • Stars

    17,378
  • Forks

    6,635
  • Last commit

    16 hours ago
Favicon of Saleor website

Saleor

A headless, open source, GraphQL-first e-commerce platform. API-first design for composable era and technology agnostic stack.

  • Stars

    20,273
  • Forks

    5,348
  • Last commit

    22 hours ago
Favicon of Plane website

Plane

An open-source software development tool to manage issues, sprints, and product roadmaps with peace of mind. 🧘‍♀️

  • Stars

    25,373
  • Forks

    1,365
  • Last commit

    2 days ago
Favicon of Airbyte website

Airbyte

Airbyte is the leading open-source ELT platform that replicates data from applications, APIs & databases to data warehouses, data lakes, and other destinations.

  • Stars

    14,555
  • Forks

    3,734
  • Last commit

    11 hours ago
Favicon of Pipedream website

Pipedream

Workflow automation for developers. Stop writing boilerplate code, struggling with auth and managing infrastructure. Connect APIs with code when you need it and no code when you don't.

  • Stars

    8,443
  • Forks

    5,267
  • Last commit

    12 hours ago
Favicon of Windmill website

Windmill

Open-source developer platform to turn scripts into workflows and UIs.

  • Stars

    8,897
  • Forks

    388
  • Last commit

    17 hours ago
Favicon of Mage website

Mage

Open-source data pipeline tool for transforming and integrating data. The modern replacement for Airflow.

  • Stars

    7,284
  • Forks

    666
  • Last commit

    2 days ago
Favicon of Flagsmith website

Flagsmith

Open Source Feature Flagging and Remote Config Service.

  • Stars

    4,490
  • Forks

    335
  • Last commit

    19 hours ago
Favicon of Hatchet website

Hatchet

Hatchet is a distributed, fault tolerant task queue which replaces traditional message brokers and pub/sub systems.

  • Stars

    3,399
  • Forks

    109
  • Last commit

    21 hours ago
Favicon of Keep website

Keep

The open-source alert management and AIOps platform

  • Stars

    3,026
  • Forks

    183
  • Last commit

    21 hours ago
Favicon of Lotus website

Lotus

A real-time engine for your pricing & packaging

  • Stars

    1,689
  • Forks

    122
  • Last commit

    3 months ago
Favicon of Polar website

Polar

The creator platform for developers & the open source ecosystem.

  • Stars

    1,447
  • Forks

    46
  • Last commit

    20 hours ago
Favicon of Streamdal website

Streamdal

Embed privacy controls in your application code to detect PII as it enters and leaves your systems, preventing it from reaching unintended databases, data streams, or pipelines.

  • Stars

    551
  • Forks

    13
  • Last commit

    1 day ago
Favicon of Phase website

Phase

Open-source, end-to-end encrypted platform to manage, sync and share environment variables.

  • Stars

    275
  • Forks

    8
  • Last commit

    1 day ago
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