#1 codecrafters-io/build-your-own-x →
The giant collection of 'rebuild your favorite tech from scratch' tutorials
#2 PostHog/posthog →
The open-source all-in-one product data platform
#3 HenryNdubuaku/maths-cs-ai-compendium →
Open compendium on maths, CS and AI for aspiring research engineers
#4 Nutlope/hallmark →
The anti-'AI-slop' design skill — AI-built UIs that don't look like templates
#5 github/copilot-sdk →
GitHub's official SDK for embedding the Copilot agent in your own apps
#6 anthropics/cwc-workshops →
Official Anthropic workshops for Claude agent engineering and production AI workflows
#7 PrismML-Eng/Bonsai-demo →
Local-run demo of Bonsai, the 1-bit / ternary ultra-compressed LLMs
#8 protocolbuffers/protobuf →
Google's cross-language data serialization format and compiler
#9 tirth8205/code-review-graph →
Local-first code intelligence graph feeding AI tools precise context via MCP to cut tokens
#10 docusealco/docuseal →
Open-source DocuSign alternative for PDF form creation, filling, and e-signing
#11 openinterpreter/openinterpreter →
A coding agent in your terminal, tuned for low-cost models
#12 RyanCodrai/turbovec →
Low-memory Rust vector index with Python bindings via Google TurboQuant
#13 HKUDS/DeepTutor →
An AI personal tutor from HKU: a lifelong, personalized learning workspace
#14 OpenCut-app/OpenCut →
The open-source CapCut alternative — free, cross-platform video editing