Frameworks, AI runtimes, databases, DevOps, and developer utilities — all free, open-source, and on GitHub. Practice real integration in a live workspace, push your code, and earn integration points.
React, Ollama, Docker, LangChain, FFmpeg — 37+ tools
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Meta's UI library — powers Instagram, Netflix, and most modern SPAs.
Vercel's React framework with App Router, SSR, and edge deployment.
Utility-first CSS framework used by GitHub, Shopify, and Linear.
Next-gen frontend build tool — instant HMR, used by Vue and React ecosystems.
Progressive JavaScript framework — approachable core with scalable state management.
Open-source Firebase alternative — Postgres, Auth, Storage, Realtime.
World's most advanced open-source relational database.
In-memory data store for caching, sessions, and pub/sub.
Next-gen ORM for Node.js and TypeScript — type-safe database access.
Document database — flexible JSON-like documents for modern apps.
JavaScript utility library — chunk, debounce, cloneDeep used in every codebase.
Promise-based HTTP client with interceptors — standard for API integration.
TypeScript-first schema validation — used in tRPC, Next.js server actions.
Container platform — package apps with dependencies for any environment.
CI/CD built into GitHub — run tests on every push and PR.
High-performance web server and reverse proxy — powers 30%+ of the internet.
Open observability platform — dashboards for metrics, logs, and traces.
CNCF metrics monitoring — time-series database and alerting toolkit.
Infrastructure as code — provision cloud resources declaratively.
Vite-native unit test framework — fast, ESM-first, Jest-compatible API.
Meta's JavaScript testing framework — default for React and Node projects.
Microsoft's E2E testing framework — cross-browser automation.
Google's ML framework — training and deploying models at scale.
State-of-the-art NLP and vision models — BERT, GPT, Whisper, and 500k+ checkpoints.
Meta's deep learning framework — research and production ML standard.
Run Llama, Mistral, and other LLMs locally — the standard open-source AI runtime.
Framework for building LLM apps — chains, agents, RAG, and tool calling.
Open-source speech-to-text — multilingual transcription and translation.
Efficient LLM inference in C/C++ — run quantized models on CPU/GPU.
Open image generation — Stable Diffusion pipelines via Hugging Face diffusers.
Swiss-army knife for video/audio — transcode, stream, and process media.
Distributed version control — foundation of every modern dev workflow.
Open-source API client — Postman alternative that stores collections in Git.
Distributed search and analytics engine — full-text search at scale.
Distributed event streaming — real-time pipelines and microservices messaging.
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