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

Curated list of project-based tutorials

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📚 Freely available programming books

Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Deploy on cloud, VPC, or self-hosted, so teams move from prototype to production without rebuilding the stack.

Node Version Manager - POSIX-compliant bash script to manage multiple active node.js versions.

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An AI Hedge Fund Team

所有小初高、大学PDF教材。

A complete computer science study plan to become a software engineer.

利用 AI 大模型和自动化工作流，根据主题或关键词一键生成高清短视频。Generate HD short videos from a topic or keyword with an automated AI workflow.

Collection of publicly available IPTV channels from all over the world

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

Skills for Real Engineers. Straight from my .agents directory.

Open source, composable payments platform | PCI compliant | SaaS and Self-host options | Enables connectivity to multiple payment, payout, fraud, vault and tokenization providers | Uplifts authorization with intelligent routing and revenue recovery | Reduce payment processing costs with cost observability | Reduces payment ops with reconciliation

The open alternative to Salesforce, designed for AI.

High performance self-hosted photo and video management solution.

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#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere