Cool GitHub repositories

qlib

Qlib is an open-source, AI-oriented Quant investment platform that aims to use AI tech to empower Quant Research, from exploring ideas to implementing productions. Qlib supports diverse machine learning modeling paradigms, including supervised learning, market dynamics modeling, and reinforcement learning.

Creator: microsoft
Stars ⭐️: 45,118
Forked by: 7,180

Github Repo:
https://github.com/microsoft/qlib

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tinacms

Tina is a fully open-source headless content management system with support for Markdown, MDX, JSON, YAML, and Visual Editing.

Creator: tinacms
Stars ⭐️: 13, 576
Forked by: 724

Github Repo:
https://github.com/tinacms/tinacms

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Hey everyone! 👋

If you are currently preparing for Cisco certification exams (CCNA, CCNP, Security/Enterprise Core), I found some really useful study resources, practice questions, and interview guides to help you out! 📚💯

Check out some of the recent exam pass results from fellow network engineers in the community! 👆🏆

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🔗 Interview Q&A: https://bit.ly/4fLAo5O

💬 Need extra practice dumps, exam updates, or guidance for specific exam codes? You can connect with the team or join the discussion group directly:

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OpenBB

A fully open-source financial data platform built as the AGPL-licensed alternative to the Bloomberg Terminal. It pulls stock, options, crypto, and macroeconomic data from dozens of sources into Python, Excel, or an AI agent via MCP. It is built for analysts and quants who want a serious research stack without the seat-license tax.

Creator: OpenBB-finance
Stars ⭐️: 69,400
Forked by: 7,000

GitHub Repo:
https://github.com/OpenBB-finance/OpenBB

#Finance #DataAnalytics #OpenSource
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💼 20 GitHub Repositories to Help You Get Hired

1. coding-interview-university
A complete self-study roadmap originally created to prepare for Google software engineering interviews.

2. awesome-interview-questions
A curated collection of technical interview questions across dozens of programming languages and technologies.

3. system-design-primer
One of the best resources for mastering system design interviews at top tech companies.

4. build-your-own-x
Learn by building your own database, operating system, Git, Docker, Redis, and dozens of other technologies.

5. developer-roadmap
Interactive roadmaps showing exactly what to learn for frontend, backend, DevOps, AI, cybersecurity, and more.

6. project-based-learning
Learn programming by building real projects instead of following endless tutorials.

7. app-ideas
Hundreds of project ideas ranging from beginner to advanced to strengthen your portfolio.

8. public-apis
A massive collection of free APIs you can use to build real-world portfolio projects.

9. free-programming-books
Thousands of free programming books, courses, and learning resources in multiple languages.

10. first-contributions
A step-by-step guide that teaches you how to make your first pull request.

11. frontend-practice
Practice rebuilding real company websites to improve your frontend development skills.

12. Frontend Mentor Challenges
Realistic UI challenges that help you build an employer-ready frontend portfolio.

13. awesome-resume
A professional, ATS-friendly resume template widely used by software engineers.

14. The Algorithms
A huge collection of algorithms and data structures implemented in dozens of programming languages.

15. Tech Interview Handbook
Covers coding interviews, behavioral interviews, resume tips, salary negotiation, and more.

16. awesome
The original Awesome list containing thousands of carefully curated developer resources.

17. realworld
Build the same production-grade application in different frameworks to learn industry architecture.

18. awesome-for-beginners
Find beginner-friendly open source projects to make your first GitHub contributions.

19. awesome-cheatsheets
A collection of programming and DevOps cheat sheets for quick reference during development.

20. Awesome Job Boards
A curated collection of the best tech job boards, including remote, startup, and developer-focused hiring platforms.


💻Master these repositories, build projects from them, contribute to open source, and you'll have both the skills and portfolio that recruiters actually look for.

Sherlock

A tool that hunt down social media accounts by username across social network. It searches over 400 social media platforms, forums, and websites to check whether a given username has registered accounts. It was originally built for security researchers, journalists, and digital-footprint awareness.

Creator: sherlock-project
Stars ⭐️: 85,100
Forked by: 10,000

GitHub Repo:
https://github.com/sherlock-project/sherlock

#Security #OSINT #Privacy
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wger

A self-hosted, fully open-source fitness and nutrition manager. You can create custom workout routines with automatic weight progression, log meals against an Open Food Facts database, track body measurements with progress photos, Includes basic gym management features as well and you can access it all from native Android and iOS apps.

Creator: wger-project
Stars ⭐️: 6,300
Forked by: 919

GitHub Repo:
https://github.com/wger-project/wger

#Fitness #Health #SelfHosted
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Hey folks, it's my birthday today. I'm turning 31 😊
I know, I know, I'm getting older 🎅

Jokes aside, you don't need to gift me anything, but I'd love to gift you something back: share a repo you're proud of in comment of this post and I'll feature it on this channel!
Looking forward to checking out what you've been building 🚀

mypy

Mypy is a static type checker for Python.

Python is a dynamic language, so usually you'll only see errors in your code when you attempt to run it. Mypy is a static checker, so it finds bugs in your programs without even running them.

Creator: python
Stars ⭐️: 20,507
Forked by: 3,225

Github Repo:
https://github.com/python/mypy

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Moondream

Moondream is a tiny, highly efficient open-source vision-language model with roughly 1.6 billion parameters that runs on a laptop, Raspberry Pi, or edge device, no GPU required. Caption images, detect objects, read documents, and answer visual questions with natural language, all fully offline. A genuinely different take on AI: small enough to put real computer vision anywhere.

Creator: m87-labs (vikhyat)
Stars ⭐️: 9,800
Forked by: 779

GitHub Repo:
https://github.com/vikhyat/moondream

#AI #ComputerVision #EdgeAI
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Summer2026-Internships

Use this repo to share and keep track of Summer 2026 tech internships across software engineering, data science, quant, hardware engineering, AI/ML and more.
The list is updated and maintained daily!

Creator: SimplifyJobs
Stars ⭐️: 45,169
Forked by: 3,186

Github Repo:
https://github.com/SimplifyJobs/Summer2026-Internships

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🔥 10 GitHub Repositories to Scrape Almost Any Website

1. Firecrawl
Turns entire websites into clean, AI-ready Markdown or structured data with just a few API calls. Perfect for feeding LLMs.

2. Crawl4AI
An open source python crawler built specifically for AI. Extracts clean, structured content optimized for LLMs.

3. Browser Use
AI Agent that control browsers like a human. It allows an AI agent to dynamically visually navigate, click elements, bypass popups, and extract data.

4. Crawlee
A powerful scraping framework for building fast, reliable crawlers with support for Playwright, Puppeteer, and Cheerio.

5. Scrapy
One of the most popular Python frameworks for large-scale web scraping and crawling projects.

6. MarkItDown
Converts PDFs, Office documents, HTML, and many other file types into clean Markdown for AI workflows.

7. Scrapling
A modern Python scraping library that combines speed, browser automation, and smart parsing with a simple API.

8. Skyvern
An AI-powered scraping tool that dynamically solve CAPTCHAs, log into complex portals, and extract data without requiring any pre-defined HTML selectors or XPaths.

9. AutoScraper
Automatically learns how to extract similar data from web pages by showing it just a few examples.

10. curl-impersonate
Makes cURL mimic real browsers like Chrome and Safari to bypass bot detection and access protected websites more reliably.

💡 Save this list for your next web scraping or AI automation project.

yabai

A tiling window manager for macOS that automatically arranges your windows using binary space partitioning turning Apple's clunky default window management into something closer to a Linux power-user setup. Pairs with skhd for full keyboard-driven control. A cult favorite among devs.

Creator: koekeishiya
Stars ⭐️: 29,100
Forked by: 724

GitHub Repo:
https://github.com/koekeishiya/yabai

#macOS #Productivity #DeveloperTools
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Paperless-ngx

Paperless-ngx is a self-hosted document management system that automatically imports, OCRs, tags, and organizes all your scanned documents and PDFs into a searchable archive. You will never lose a receipt, invoice, or contract again. Fully paperless, fully private, and beautifully designed.

Creator: paperless-ngx
Stars ⭐️: 41,900
Forked by: 2,800

GitHub Repo:
https://github.com/paperless-ngx/paperless-ngx

#Documents #SelfHosted #Productivity
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Metabase

The easiest open-source business intelligence tool for non-technical teams. You connect your database and start asking questions in plain English without writing a single SQL query. you can build dashboards, share charts, and schedule reports in minutes. It's being used by thousands of companies internally.

Creator: Metabase
Stars ⭐️: 47,600
Forked by: 6,500

GitHub Repo:
https://github.com/metabase/metabase

#DataAnalytics #BusinessIntelligence #SelfHosted
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AnythingLLM

A fully self-hosted AI platform where you can chat with any document, website, or data source using any LLM, local or cloud. Features built-in RAG, AI agents, no-code agent builder, multi-user support, and MCP compatibility. The all-in-one private AI workspace.

Creator: Mintplex-Labs
Stars ⭐️: 61,200
Forked by: 6,600

GitHub Repo:
https://github.com/Mintplex-Labs/anything-llm

#AI #SelfHosted #DeveloperTools
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Grist

Grist is a modern relational spreadsheet. An open-source, self-hostable database-meets-spreadsheet platform where you can build relational data models, custom views, and collaborative workspaces with Python formulas.

Creator: Grist Labs
Stars ⭐️: 11,100
Forked by: 581

GitHub Repo:
https://github.com/gristlabs/grist-core

#Productivity #Database #SelfHosted
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shadPS4

An actively developed PlayStation 4 emulator for Windows, Linux, and macOS written in C++. Already capable of running major PS4 titles and updated almost daily with new game compatibility. The fastest-maturing console emulator in recent memory, released fresh builds every single day.

Creator: shadps4-emu
Stars ⭐️: 31,300
Forked by: 2,200

GitHub Repo:
https://github.com/shadps4-emu/shadPS4

#Gaming #Emulation #OpenSource
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Screenpipe

An open-source, local-first app that continuously records your screen and audio 24/7 then lets you search everything you've ever seen, heard, or said using AI. It turns your computer into a personal AI that knows everything you've done. record. search. automate. all local, all private, all yours.

Creator: screenpipe (Mediar, Inc.)
Stars ⭐️: 19,200
Forked by: 1,800

GitHub Repo:
https://github.com/mediar-ai/screenpipe

#AI #Privacy #Productivity
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Open WebUI

A sleek, fully self-hosted ChatGPT-style interface for running any AI model locally. It works with Ollama, OpenAI-compatible APIs, and has built-in RAG, file uploads, web search, and multi-user access control. It's designed to operate entirely offline. One Docker command to get your own private AI platform running.

Creator: Open WebUI
Stars ⭐️: 140,000
Forked by: 20,200

GitHub Repo:
https://github.com/open-webui/open-webui

#AI #SelfHosted #Productivity
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