Ideas, tutorials, and stories from the world of code.
Hand-picked deep dives on programming, AI tooling, and software craft — written by the CoddyKit team for curious learners.
Build Your Own X: The 527,000-Star GitHub Repository That Teaches Programming by Building Everything From Scratch
Build Your Own X is GitHub's most-starred learning repository with 527,000+ stars. It curates step-by-step guides for recreating…
PostHog: The Open-Source Platform That Turns Your Product Into a Self-Driving Machine With AI Agents — 36,000+ GitHub Stars
Discover how PostHog's self-driving mode uses AI agents to automatically detect product issues, generate diagnostic reports, and…
LobeHub: The Chief Agent Operator That Turns Your AI Tools Into a 24/7 Productive Team
Learn how LobeHub transforms AI agent management with scheduling, collaboration, and personal memory. Build your own AI workforce…
Graphify: The AI-Powered Knowledge Graph Builder for Code — 89,379 GitHub Stars
Graphify is an AI-powered knowledge graph builder (89,379 GitHub stars) that transforms your entire codebase, docs, PDFs, and vid…
Hallmark: The Anti-AI-Slop Design Skill That Makes AI-Generated UIs Look Human — 11,200+ GitHub Stars
Hallmark is an open-source design skill for Claude Code, Cursor, and Codex that generates professional UIs indistinguishable from…
GitHub Copilot SDK: The Multi-Platform SDK That Turns Copilot Into a Programmable Agent Engine for Your Apps
Learn how the new GitHub Copilot SDK lets you embed Copilot's agentic workflows into Python, TypeScript, Go, .NET, Java, and Rust…
MarketingSkills: The Open-Source AI Marketing Toolkit With 40,000+ GitHub Stars That Turns Coding Agents Into Growth Experts
Learn how MarketingSkills transforms AI coding agents like Claude Code and Cursor into marketing experts with 50+ specialized ski…
Open Interpreter: The Open-Source Coding Agent That Makes Low-Cost Models Work Like Claude Code — 65,600+ GitHub Stars
Open Interpreter is a Rust-based coding agent forked from OpenAI's Codex, optimized to get professional-grade performance from af…
DeepTutor: The Open-Source AI Tutoring Platform That Grows With You — 10,000+ GitHub Stars
DeepTutor is an agent-native, open-source personalized tutoring platform with eight integrated learning surfaces, three-layer mem…
AI Hedge Fund: The Open-Source Project That Simulates 13 Legendary Investors as AI Agents to Make Trading Decisions
AI Hedge Fund is a trending open-source project that uses multiple AI agents — each modeled after legendary investors like Warren…
Frequently Asked Questions
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The CoddyKit blog publishes articles and tutorials on programming, AI tooling, and software craft, written by the CoddyKit team for learners at every level.
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