React and Next.js performance guidance for writing, reviewing, and refactoring production UI code.

The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

Community-built comprehensive 2D content creation appplication for graphic design, digital art, and interactive real-time motion graphics powered by a node-based procedural graphics engine

Open source DocuSign alternative. Create, fill, and sign digital documents ✍️

Cadence is a distributed, scalable, durable, and highly available orchestration engine to execute asynchronous long-running business logic in a scalable and resilient way.

UFO³: Weaving the Digital Agent Galaxy

Framework for AI agents to build and maintain a digital brain through Obsidian wiki using Karpathy's LLM Wiki pattern

Digital logic design tool and simulator

Plano is an AI-native proxy and data plane for agentic apps — with built-in orchestration, safety, observability, and smart LLM routing so you stay focused on your agents core logic.

🚀 Truly open-source AI avatar(digital human) toolkit for offline video generation and digital human cloning.

Countly is a privacy-first, AI-powered analytics and engagement platform for understanding and optimizing customer journeys across digital applications, from desktop and mobile to IoT and connected environments.

A digital logic designer and circuit simulator.