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Python Python3

Open-source Python projects categorized as Python3

Top 23 Python Python3 Projects

  1. fastapi

    FastAPI framework, high performance, easy to learn, fast to code, ready for production

    Project mention: Shipping Sovereign SDK: Cryptographic Forensic Receipts and the End of the AI "Prose Tax" | dev.to | 2026-05-29

    The Sovereign SDK is a Python-native framework designed to minimize prose overhead while generating ironclad, cryptographic execution receipts for AI agents, complete with drop-in FastAPI/Starlette ASGI middleware.

  2. SaaSHub

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

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  3. sherlock

    Hunt down social media accounts by username across social networks

    Project mention: Free software scares normal people | news.ycombinator.com | 2025-10-30

    Wow, it's actually real.

    https://old.reddit.com/r/github/comments/1at9br4/i_am_new_to...

    https://github.com/sherlock-project/sherlock/issues/2011

  4. MiroFish

    A Simple and Universal Swarm Intelligence Engine, Predicting Anything. 简洁通用的群体智能引擎,预测万物

    Project mention: Miro Fish: Predicting Anything | news.ycombinator.com | 2026-05-19
  5. 30-Days-Of-Python

    The 30 Days of Python programming challenge is a step-by-step guide to learn the Python programming language in 30 days. This challenge may take more than 100 days. Follow your own pace. These videos may help too: https://www.youtube.com/channel/UC7PNRuno1rzYPb1xLa4yktw

    Project mention: Free Python Resources | dev.to | 2026-01-16

    A free, beginner‑friendly programming challenge on GitHub, 30 Days of Python breaks down the process of learning Python into daily lessons and exercises that guide you step by step from the basics to more advanced concepts.

  6. rich

    Rich is a Python library for rich text and beautiful formatting in the terminal.

    Project mention: Terminal Web 2.0: AI Preflight, Healing, and Safety | dev.to | 2026-06-07

    Terminal Web (py_terminal) is a powerful terminal-based UI web project utilizing Python and the Rich library for beautiful terminal output combined with advanced command execution capabilities.

  7. CowAgent

    Open-source super AI assistant & Agent Harness. Plans tasks, runs tools and skills, autonomously grows with memory and knowledge. Multi-model, multi-channel. Lightweight, extensible, one-line install. (formerly chatgpt-on-wechat)

  8. BettaFish

    微舆:人人可用的多Agent舆情分析助手,打破信息茧房,还原舆情原貌,预测未来走向,辅助决策!从0实现,不依赖任何框架。

    Project mention: BettaFish – Public Opinion Sentiment Analysis Model | news.ycombinator.com | 2025-11-03
  9. Hello-Python

    Curso para aprender el lenguaje de programación Python desde cero y para principiantes. 100 clases, 44 horas en vídeo, código, proyectos y grupo de chat. Fundamentos, frontend, backend, testing, IA...

  10. maigret

    🕵️‍♂️ Collect a dossier on a person by username from 3000+ sites

    Project mention: Should you leave red herrings about yourself online? | news.ycombinator.com | 2026-05-11

    This article reminded me of seeing this in GH trending repositories last month: https://github.com/soxoj/maigret

    "For educational and lawful purposes only"

  11. celery

    Distributed Task Queue (development branch)

    Project mention: Celery + Redis at Scale: Designing a Reliable and Efficient Task Queue in Production | dev.to | 2026-04-26

    These options configure TCP keepalive. They help detect stale or broken broker connections earlier instead of letting workers hang on dead sockets. (Find more info in this Github Issue)

  12. Zulip

    Zulip server and web application. Open-source team chat that helps teams stay productive and focused.

    Project mention: Ask HN: Who is hiring? (June 2026) | news.ycombinator.com | 2026-06-01

    Zulip is building the world’s best collaboration platform, and we’re committed to keeping it 100% open source. Zulip is the only modern team chat app designed for both live and asynchronous conversations. Our product serves as the communication hub for businesses, open-source projects, educators and communities around the world.

    We’re looking for a senior backend/infrastructure engineer to join our small core team and build, operate, and scale Zulip — both as we run it on Zulip Cloud, and as thousands of self-hosters run it themselves. The Senior Backend/Infrastructure Engineer will work across backend features, performance, and infrastructure; review code from both staff and open-source contributors; and share responsibility for keeping Zulip Cloud production healthy. You will also have the opportunity to provide technical direction and mentorship to the team.

    Check out https://zulip.com/jobs/ to learn more about this and other opportunities at Zulip, and apply at jobs@zulip.com.

  13. learn_python3_spider

    python爬虫教程系列、从0到1学习python爬虫,包括浏览器抓包,手机APP抓包,如 fiddler、mitmproxy,各种爬虫涉及的模块的使用,如:requests、beautifulSoup、selenium、appium、scrapy等,以及IP代理,验证码识别,Mysql,MongoDB数据库的python使用,多线程多进程爬虫的使用,css 爬虫加密逆向破解,JS爬虫逆向,分布式爬虫,爬虫项目实战实例等

  14. typer

    Typer, build great CLIs. Easy to code. Based on Python type hints.

    Project mention: Building a Self Hostable Installer, Lessons from Nixopus | dev.to | 2025-12-28

    With that in mind, we chose Python Typer https://typer.tiangolo.com/

  15. learn oops in python

    📚 Playground and cheatsheet for learning Python. Collection of Python scripts that are split by topics and contain code examples with explanations.

  16. memray

    Memray is a memory profiler for Python

  17. pwntools

    CTF framework and exploit development library

  18. CustomTkinter

    A modern and customizable python UI-library based on Tkinter

    Project mention: Tired of old, clunky GUI libraries? Try PyUIkit 1.0.0 🚀 | dev.to | 2025-12-06

    I’m excited to share PyUIkit 1.0.0, a modern, web-style GUI framework for Python built on top of CustomTkinter. It brings Div-based layouts, reusable components, and an easy way to create interactive desktop apps without messy layout code.

  19. Osintgram

    Osintgram is a OSINT tool on Instagram. It offers an interactive shell to perform analysis on Instagram account of any users by its nickname

  20. undetected-chromedriver

    Custom Selenium Chromedriver | Zero-Config | Passes ALL bot mitigation systems (like Distil / Imperva/ Datadadome / CloudFlare IUAM)

    Project mention: AI agents are human too | dev.to | 2025-12-07

    More importantly, blocking doesn't actually work. There is no identity system baked into HTTP, so circumventing these blocks is very easy. It's so mundane that it’s offered as a professional service, and popular modules exist to make your bot look like a default browser. There simply is no reliable way to block automated scraping while allowing normal use without massively impacting the openness of the web.

  21. keep

    The open-source AIOps and alert management platform

  22. chinese-xinhua

    :orange_book: 中华新华字典数据库。包括歇后语,成语,词语,汉字。

  23. chalice

    Python Serverless Microframework for AWS

    Project mention: Launch Your First Serverless API: Hands-On with AWS Chalice on AWS Lambda | dev.to | 2025-08-19

    If you're new to serverless, Chalice's minimal setup gets you deploying faster. Check the official GitHub for the latest updates: aws/chalice.

  24. Tkinter-Designer

    An easy and fast way to create a Python GUI 🐍

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).

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Python Python3 related posts

  • Terminal Web 2.0: AI Preflight, Healing, and Safety

    2 projects | dev.to | 7 Jun 2026
  • YAML? That's Norway Problem

    2 projects | news.ycombinator.com | 22 May 2026
  • Pyrefly v1.0 is here (fast type checker and language server for Python)

    2 projects | news.ycombinator.com | 14 May 2026
  • Taskiq – distributed task queue for Python

    1 project | news.ycombinator.com | 11 May 2026
  • I built an AI agent that does OSINT investigations from your terminal

    2 projects | dev.to | 8 May 2026
  • Show HN: Dear ImGui Bundle: Python and C++ apps for desktop, mobile, and the web

    1 project | news.ycombinator.com | 7 May 2026
  • Celery + Redis at Scale: Designing a Reliable and Efficient Task Queue in Production

    3 projects | dev.to | 26 Apr 2026
  • A note from our sponsor - SaaSHub
    www.saashub.com | 10 Jun 2026
    SaaSHub helps you find the best software and product alternatives Learn more →

Index

What are some of the best open-source Python3 projects in Python? This list will help you:

# Project Stars
1 fastapi 98,890
2 sherlock 84,589
3 MiroFish 65,685
4 30-Days-Of-Python 64,034
5 rich 56,558
6 CowAgent 45,060
7 BettaFish 41,211
8 Hello-Python 35,862
9 maigret 31,804
10 celery 28,562
11 Zulip 25,319
12 learn_python3_spider 21,754
13 typer 19,524
14 learn oops in python 18,018
15 memray 15,080
16 pwntools 13,528
17 CustomTkinter 13,383
18 Osintgram 13,082
19 undetected-chromedriver 12,670
20 keep 11,895
21 chinese-xinhua 11,504
22 chalice 11,056
23 Tkinter-Designer 10,252

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Did you know that Python is
the 1st most popular programming language
based on number of references?