Top 15 Python Cpython Projects

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1. Cython

   1 81 9,982 9.8 Python

   The most widely used Python to C compiler

   

   Project mention: How to Get Started with Scikit-Learn: A Beginner-Friendly Guide to Machine Learning in Python | dev.to | 2025-04-24

   As is the case with most Python libraries, it is open-source and free-to-use, making it easily accessible by anyone willing to learn machine learning, and it is built upon other open-source libraries within Python, like SciPy for advanced scientific operations, NumPy for efficient numerical computations, Matplotlib for data visualization, and Cython for increased efficiency and speed, similar to that of C/C++.

2. InfluxDB

   www.influxdata.com featured

   InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

   

3. dulwich

   2 5 2,115 9.3 Python

   Pure-Python Git implementation

   

4. pyRevit

   3 5 1,455 9.8 Python

   Rapid Application Development (RAD) Environment for Autodesk Revit®

   

5. whenever

   4 6 2,038 8.8 Python

   ⏰ Modern datetime library for Python (by ariebovenberg)

   

   Project mention: Whenever – typed and DST-safe datetimes for Python | news.ycombinator.com | 2025-04-13

   [2] https://github.com/ariebovenberg/whenever/issues/204#issueco...

6. marrow.mailer

   5 1 280 2.4 Python

   A light-weight, modular, message representation and mail delivery framework for Python. (by marrow)

   

7. diojit

   6 1 116 0.0 Python

   Fully compatible CPython jit compiler. Optimising Dynamic, Interpreted, and Object-oriented(DIO) programs.

   

8. unpythonic

   7 1 95 8.8 Python

   Supercharge your Python with parts of Lisp and Haskell.

   

9. SaaSHub

   www.saashub.com featured

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

   

10. cpython-lldb

    8 1 85 5.7 Python

    LLDB extension for debugging Python programs

    

11. CuVec

    9 1 80 6.1 Python

    Unifying Python/C++/CUDA memory: Python buffered array ↔️ `std::vector` ↔️ CUDA managed memory

    

12. mcpyrate

    10 1 65 8.3 Python

    Advanced macro expander and language lab for Python.

    

13. pyheap

    11 2 43 2.4 Python

    A heap dumper and analyzer for CPython based on GDB

    

14. einspect

    12 3 39 0.0 Python

    Extended Inspect - View and modify memory structures of runtime objects.

    

15. cinje

    13 1 35 0.0 Python

    A Pythonic and ultra fast template engine DSL.

    

16. yapic.json

    14 1 21 5.7 Python

    Ultra fast json encode / decode library for Python 3.5+

    

17. gilstats.py

    15 1 17 3.2 Python

    A utility for dumping per-thread statistics for CPython GIL using eBPF

    

18. SaaSHub

    www.saashub.com featured

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

    

Python Cpython related posts

• Adding Syntax to the CPython Interpreter

  4 projects | news.ycombinator.com | 19 Oct 2024

• Python Core Developer Sprint 2024

  3 projects | dev.to | 5 Oct 2024

• Ask HN: Is there a way to use Python statically typed or with any type-checking?

  1 project | news.ycombinator.com | 6 Aug 2023

• Cython 3.0

  1 project | news.ycombinator.com | 17 Jul 2023

• How to make a c++ python extension?

  1 project | /r/learnpython | 12 Jun 2023

• Slow Rust Compiler is a Feature, not a Bug.

  1 project | /r/rustjerk | 28 Apr 2023

• What exactly is 'JIT'?

  1 project | /r/ProgrammingLanguages | 10 Apr 2023
• A note from our sponsor - InfluxDB
  www.influxdata.com | 14 May 2025

  InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now. Learn more →

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