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Python Python

Open-source Python projects categorized as Python

Top 23 Python Python Projects

  1. system-design-primer

    Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

    Project mention: 🏛️ The System Design Playbook 📖 | dev.to | 2026-05-05

    A deeply-synthesized, opinionated reference distilled from five canonical sources: donnemartin/system-design-primer · ByteByteGoHq/system-design-101 · karanpratapsingh/system-design · ashishps1/awesome-system-design-resources · binhnguyennus/awesome-scalability

  2. SaaSHub

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

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  3. awesome-python

    An opinionated list of Python frameworks, libraries, tools, and resources

  4. TheAlgorithms

    All Algorithms implemented in Python

    Project mention: Stop Hoarding Junk Code! Your Algorithm Learning Bible Awaits | dev.to | 2025-09-01

    git clone https://github.com/TheAlgorithms/Python.git cd Python

  5. AutoGPT

    AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters.

    Project mention: Agents 101: Reasoning, Actions & Autonomy | dev.to | 2026-05-11

    AutoGPT (agpt.co): Open-source autonomous agent framework, released in 2023. Pioneering example of general-purpose agent architecture; known for demonstrating both promise and limitations of autonomous systems.

  6. yt-dlp

    A feature-rich command-line audio/video downloader

    Project mention: Interesting links - May 2026 | dev.to | 2026-05-29

    Pro-tip: yt-dlp works great with TikTok, so you don’t have to actually open the page if you still wanna view the video.

  7. stable-diffusion-webui

    Stable Diffusion web UI

    Project mention: Set up your own personal AI Frankenstack: DIY edition | dev.to | 2025-09-03

    Link (Github): https://github.com/AUTOMATIC1111/stable-diffusion-webui

  8. transformers

    🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.

    Project mention: The $100 ChatGPT: Why Karpathy's nanochat Represnts the Next Big Thing | dev.to | 2026-05-04

    Hugging Face Transformers: 500,000+ lines

  9. HelloGitHub

    :octocat: 分享 GitHub 上有趣、入门级的开源项目。Share interesting, entry-level open source projects on GitHub.

  10. langchain

    The agent engineering platform.

    Project mention: Wait... FDE Is Not a JavaScript Framework? | dev.to | 2026-06-09

    LLM / agentic frameworks: LangChain, LlamaIndex, LangGraph, AutoGen, MCP, RAG. (Fiddler and Razorpay both list these. "Hands-on counts, not just awareness," as Razorpay puts it.)

  11. ComfyUI

    The most powerful and modular diffusion model GUI, api and backend with a graph/nodes interface.

    Project mention: Remove AI Watermarks | news.ycombinator.com | 2026-05-19

    So I use a combination of Neo Forge and ComfyUI. Forge has an easier learning curve but ComfyUI gets all the new "hotness" almost immediately since there's so much custom nodes for it.

    If you're on a Mac, I've heard that Draw Things is supposed to be pretty "batteries included" simple for image gen along the same lines as LM Studio.

    https://github.com/Haoming02/sd-webui-forge-classic/tree/neo

    https://github.com/Comfy-Org/ComfyUI

    https://drawthings.ai

  12. awesome-llm-apps

    100+ AI Agent & RAG apps you can actually run — clone, customize, ship.

    Project mention: Awesome LLM Apps: Agents & RAG Showcase | dev.to | 2026-03-30

    Explore the repository and contribute to the future of AI: https://github.com/Shubhamsaboo/awesome-llm-apps

  13. Pytorch

    Tensors and Dynamic neural networks in Python with strong GPU acceleration

    Project mention: Tracing torch.cuda.empty_cache() on an RTX 4090 - Where Do the 53 MB Go? | dev.to | 2026-05-28

    pytorch/pytorch#173382 - a user calls torch.cuda.empty_cache() after deleting tensors, but GPU memory stays allocated. The caching allocator's empty_cache() only releases blocks it has marked as free, but the user sees a persistent gap between "allocated" and "reserved" memory. We traced what happens when torch cuda empty cache runs on an RTX 4090 and measured exactly how much GPU memory it reclaims.

  14. 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.

  15. browser-use

    Open-source browser automation framework for AI agents. Browser Use lets AI agents control real browser sessions to complete multi-step web workflows.

    Project mention: What Is browser-use? And How to Run It Through Lynkr | dev.to | 2026-06-07

    browser-use: https://github.com/browser-use/browser-use

  16. thefuck

    Magnificent app which corrects your previous console command.

    Project mention: Show HN: A faster fuck (thefuck CLI rewritten in Rust) | news.ycombinator.com | 2026-02-26
  17. Django

    The Web framework for perfectionists with deadlines.

    Project mention: 3..2..1 Launch!: My journey from zero to Django Contributions | dev.to | 2026-05-15

    PR: Link This is very interesting bug. You can perform coalesce to receive not-null first value from given columns fetching. However, column's type are vary. Let imagine you coalesce Column A (string), Column B (JSON).

  18. Home Assistant

    :house_with_garden: Open source home automation that puts local control and privacy first.

    Project mention: Are you expected to run five Python type-checkers now? | news.ycombinator.com | 2026-06-08

    Do you have examples of issues? OCI is tarball of dependencies that doesn't fight with the OS userland.

    Why do you need to write code to insulate Python in containers?

    At the simplest level, you can add the flags to the container runtime (network host, host ipc, host process namespace) to turn off all the namespacing besides filesystem and the Python container runs just like a non containerized process.

    An extreme example

    https://github.com/home-assistant/docker-base (Debian, Ubuntu, Alpine base images with Python for arm64 and amd64)

    & https://github.com/home-assistant/core/blob/dev/Dockerfile (Python app built on those with >1000 deps)

    And even there most of the custom code is just running a ton of combinations of inputs against docker build.

  19. manim

    Animation engine for explanatory math videos

    Project mention: Use Txt for Bookmarks | news.ycombinator.com | 2025-08-27
  20. 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

  21. devops-exercises

    Linux, Jenkins, AWS, SRE, Prometheus, Docker, Python, Ansible, Git, Kubernetes, Terraform, OpenStack, SQL, NoSQL, Azure, GCP, DNS, Elastic, Network, Virtualization. DevOps Interview Questions

    Project mention: 10 GitHub Repositories That Will Actually Teach You DevOps in 2026 | dev.to | 2026-05-05

    github.com/bregman-arie/devops-exercises. 82k stars. Maintained by Arie Bregman, ex-Red Hat.

  22. MoneyPrinterTurbo

    利用AI大模型,一键生成高清短视频 Generate short videos with one click using AI LLM.

    Project mention: MoneyPrinterTurbo: AI 원클릭 숏폼 영상 자동 생성 오픈소스 (53K+ Stars) | dev.to | 2026-03-26

    git clone https://github.com/harry0703/MoneyPrinterTurbo.git cd MoneyPrinterTurbo docker-compose up # WebUI: localhost:8501, API: localhost:8080

  23. Flask

    The Python micro framework for building web applications.

    Project mention: 16 Python Libraries You Should Know | dev.to | 2026-05-21

    Flask

  24. deer-flow

    An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.

    Project mention: The AI Engineering Baseline | dev.to | 2026-06-08

    Tools have been trending in this direction for the last 3-6 months with features like "Assign to Copilot" in GitHub.com, and the Linear's work tracking system where its unique sales pitch is "write tickets for agents to work on here". The final form of this kind of solution is currently a vague, but there are several projects already pitching to own this space such as Open AI's Symphony project (https://openai.com/index/open-source-codex-orchestration-symphony/), ByteDance's DeerFlow (https://github.com/bytedance/deer-flow) which pitches itself as "an open-source super-agent harness", and other similar projects.

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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Index

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

# Project Stars
1 system-design-primer 351,700
2 awesome-python 301,183
3 TheAlgorithms 221,706
4 AutoGPT 184,738
5 yt-dlp 168,490
6 stable-diffusion-webui 163,441
7 transformers 161,343
8 HelloGitHub 160,020
9 langchain 138,635
10 ComfyUI 116,497
11 awesome-llm-apps 113,059
12 Pytorch 100,384
13 fastapi 98,890
14 browser-use 97,236
15 thefuck 96,569
16 Django 87,772
17 Home Assistant 87,648
18 manim 87,378
19 sherlock 84,589
20 devops-exercises 82,568
21 MoneyPrinterTurbo 80,394
22 Flask 71,648
23 deer-flow 70,440

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Did you know that Python is
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