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Top 23 C++ Python3 Projects
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alpaca
Serialization library written in C++17 - Pack C++ structs into a compact byte-array without any macros or boilerplate code (by p-ranav)
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pyotherside
Python Bindings for Qt 5 and Qt 6. Allows you to access a CPython 3 interpreter directly from your Qt QML user interface code.
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PhotoshopAPI
A modern and performant C++20 read/write parser of Photoshop Files (*.psd and *.psb) with fully fledged Python bindings hosted on PyPi
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Amulet-Core
A Python library for reading and writing the Minecraft save formats. See Amulet for the actual editor.
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xloil
xlOil provides framework for interacting with Excel in different programming languages (python & C++ currently)
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SpectrumAnalyzer
Not yet another spectrum analyzer — an experimental DSP & graphics playground. It combines real-time C++ performance with Python flexibility, offering fully customizable FFT visualizations without recompilation. Perfect for audio engineers, DSP researchers, graphics developers, students, and hobbyists.
Project mention: Show HN: Music Visualizer with Animated Color Themes Created via ChatGPT Prompts | news.ycombinator.com | 2025-10-12 -
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NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
C++ Python3 discussion
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A note from our sponsor - SaaSHub
www.saashub.com | 12 Jun 2026
Index
What are some of the best open-source Python3 projects in C++? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | pystack | 1,199 |
| 2 | aat | 819 |
| 3 | alpaca | 559 |
| 4 | python-rapidjson | 532 |
| 5 | gerbolyze | 402 |
| 6 | pyotherside | 371 |
| 7 | vectorlite | 362 |
| 8 | PhotoshopAPI | 347 |
| 9 | cadabra2 | 276 |
| 10 | OpenSeesPy | 259 |
| 11 | Amulet-Core | 245 |
| 12 | librapid | 180 |
| 13 | xloil | 154 |
| 14 | expressPython | 132 |
| 15 | dpnp | 128 |
| 16 | html2md | 81 |
| 17 | pyprt | 74 |
| 18 | zorbash | 74 |
| 19 | Awesome-Automations | 61 |
| 20 | PyHook | 41 |
| 21 | SpectrumAnalyzer | 34 |
| 22 | Spotuino | 27 |
| 23 | diffusion-expert | 22 |
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