Top 23 Python Concurrency Projects

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1. example-code-2e

   1 3 4,054 6.3 Python

   Example code for Fluent Python, 2nd edition (O'Reilly 2022)

   

2. SaaSHub

   www.saashub.com featured

   SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

   

3. arq

   2 4 2,938 5.5 Python

   Fast job queuing and RPC in python with asyncio and redis.

   

4. rpmalloc

   3 2 2,445 6.8 Python

   Public domain cross platform lock free thread caching 16-byte aligned memory allocator implemented in C

   

5. pyper

   4 2 1,525 9.0 Python

   Concurrent Python made simple

   

6. pykka

   5 2 1,329 8.4 Python

   🌀 Pykka makes it easier to build concurrent Python applications.

   

   Project mention: Pykka – Python implementation of the actor model | news.ycombinator.com | 2025-10-14

7. eventlet

   6 4 1,273 6.2 Python

   Concurrent networking library for Python

   

8. ytptube

   7 1 958 9.7 Python

   A WebUI for yt-dlp with concurrent downloads support, presets and scheduled tasks and many more.

   

9. FlashLearn

   8 17 607 9.3 Python

   Integrate LLM in any pipeline - fit/predict pattern, JSON driven flows, and built in concurency support.

   

10. vermin

    9 3 520 8.1 Python

    Concurrently detect the minimum Python versions needed to run code

    

11. django-concurrency

    10 2 466 4.4 Python

    Optimistic lock implementation for Django. Prevents users from doing concurrent editing.

    

12. pyee

    11 1 428 6.7 Python

    A rough port of Node.js's EventEmitter to Python with a few tricks of its own

    

13. think-async

    12 4 233 7.8 Python

    🌿 Exploring cooperative concurrency primitives in Python

    

14. Thespian Actor Library

    13 1 195 8.0 Python

    Python Actor concurrency library

    

15. Ignareo-ISML-auto-voter

    14 1 191 2.6 Python

    Ignareo the Carillon, a web crawler/spider template of ultimate high concurrency built for leprechauns. Carillons as the best web spiders; Long live the golden years of leprechauns! (ISML=international saimoe; 2022 ISML is last ISML)

    

16. aiochan

    15 1 183 0.0 Python

    CSP-style concurrency for Python

    

17. python-performance

    16 2 127 2.5 Python

    Repository for the book Fast Python - published by Manning

    

18. lox

    17 2 126 6.1 Python

    Threading and Multiprocessing made easy.

    

19. aiologic

    18 2 92 9.2 Python

    GIL-powered* locking library for Python

    

    Project mention: culsans VS aiologic - a user suggested alternative | libhunt.com/r/culsans | 2025-12-20

20. librer

    19 1 65 8.5 Python

    A cross-platform GUI file cataloging program with extensive customization options to suit user preferences. Highly optimized for multi-core parallel search speed, data integrity, and repository portability.

    

21. culsans

    20 3 61 8.8 Python

    Thread-safe async-aware queue for Python

    

    Project mention: culsans VS aiologic - a user suggested alternative | libhunt.com/r/culsans | 2025-12-20

22. asyncpal

    21 1 46 6.6 Python

    Parallelism and preemptive concurrency for sporadic workloads

    

23. snapchat-memory-fetcher

    22 1 36 0.0 Python

    👻🟡 Download all Snapchat video & photo memories from a data export.

    

24. asynchrony

    23 5 19 0.0 Python

    asyncio Python framework for writing safe and fast concurrent code

    

Python Concurrency related posts

• A Secret I Will Never Reveal

  1 project | dev.to | 14 May 2026

• When Stability Improves Performance (Threading)

  1 project | dev.to | 9 May 2026

• What Code is About (IMO)

  1 project | dev.to | 6 May 2026

• I Built a Threading Engine - I Need Results (Feedback)

  1 project | dev.to | 22 Apr 2026

• "Per-Process Controls" (Quantized Executions)

  1 project | dev.to | 26 Mar 2026

• Py-TokenGate – experimental token-managed concurrency model for Python 3.12

  1 project | news.ycombinator.com | 19 Mar 2026

• Threading Async Together

  1 project | news.ycombinator.com | 16 Mar 2026
• A note from our sponsor - SaaSHub
  www.saashub.com | 6 Jun 2026

  SaaSHub helps you find the best software and product alternatives Learn more →

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