Top TypeScript GitHub Repositories & Open Source Projects (2026)

A self-hosted API and web interface for Laya’s structured decision models, compatible with the TypeSafe Jev API format.

Rhine Lab archive interface built with TypeScript and Three.js

An input that becomes what you mean: one text box that morphs into the right UI as you type. Powered by TypeSafe Jev, works offline.

An open-source, local-first writing workspace where you can write with Claude Code and Codex, drawing on your own sources and past work.

AI generation of 2d game assets such as spritesheets

The AI Org-OS — a collaborative platform for humans and agents. Explore: https://spaces.xyne.ai

Bend 2: a fast language that blocks AI mistakes via proof. Install: curl -fsSL https://bend-lang.com/install.sh | sh

A trustworthy context layer for AI that remembers, plans and acts — free text into typed commitments, decisions and memories, each with its evidence, in a SQLite file you own. MCP, HTTP, library and typed client.

Stateful agents that are like people, with memory, identity, and the ability to learn and adapt

A compounding agent OS for recursive agents. Also an open source alternative to Grok Bot and Meta's Muse.

Aesthetic, minimalist platform for learning Japanese inspired by Duolingo and Monkeytype, built with Next.js and sponsored by Vercel. Beginner-friendly with plenty of good first issues - all contributions are welcome!

Run agents like Hermes, LangChain Deep Agents, and OpenClaw more securely inside NVIDIA OpenShell with managed inference

A WorkBuddy-style desktop workspace powered by the DSH plugin ecosystem. WorkDSH manages projects, assets, experts, skills and connectors locally on desktop. All features are extensible via DeepSeek Harness plugins. Local-first, open ecosystem.

A powerful, privacy-friendly open source web analytics tool that runs entirely on Cloudflare.

Local project file tree and preview companion for Codex Desktop

Super Productivity is an advanced todo list app with integrated Timeboxing and time tracking capabilities. It also comes with integrations for Jira, GitLab, GitHub and Open Project.

An open-source AI coding agent that lives in your terminal.

Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.

Agent workspace built on Cloudflare Workers for creating documents, building apps, and running agents with your company’s context and systems.

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown