Ecosystem & Stack: npm

AI SDK / Developer Toolkit
Node.js
23.5k

vercel/ai

A provider-agnostic TypeScript toolkit designed to simplify the development of AI-powered applications and agents across various UI frameworks.

Generative UI Development Framework
react
3.4k

thesysdev/openui

OpenUI is a full-stack Generative UI framework that provides a compact, streaming-first language and a React runtime for building token-efficient, LLM-powered user interfaces.

AI Development Framework
npm
18.2k

elizaOS/eliza

An open-source framework for building, deploying, and managing autonomous multi-agent AI applications with a modern, extensible platform.

AI-powered Web Automation Platform
python
21.1k

Skyvern-AI/skyvern

Automates complex browser-based workflows using LLMs and computer vision, providing a resilient and adaptive solution for web interaction.

AI Agent Development & Optimization Platform
Node.js
156.4k

affaan-m/everything-claude-code

A comprehensive system for optimizing the performance, security, and development of AI agent harnesses across various LLM platforms.

AI Agent Framework & Developer Tool
Node.js
3.6k

campfirein/cipher

An open-source memory layer for AI coding agents, enhancing context, collaboration, and seamless integration across various IDEs and LLMs.

AI Gateway
Node.js
11.3k

Portkey-AI/gateway

A blazing fast, open-source AI Gateway for routing requests to 1600+ LLMs and multi-modal models with integrated guardrails, ensuring reliability and scalability.

Frontend UI Component
javascript
3.6k

OvidijusParsiunas/deep-chat

A highly customizable AI chatbot component designed for easy integration into any website or UI framework.

AI Development Tool
node.js
14.2k

GLips/Figma-Context-MCP

An MCP server that provides structured Figma design data to AI coding agents like Cursor, enabling accurate one-shot design implementation.

AI Development Framework
Node.js
38.4k

Fission-AI/OpenSpec

A spec-driven development (SDD) framework that guides AI coding assistants to build features predictably and iteratively, ensuring alignment between human and AI.

AI Agent Engineering Platform
node.js
8.1k

VoltAgent/voltagent

An end-to-end AI Agent Engineering Platform providing an open-source TypeScript framework for building intelligent agents and a console for operations and observability.

AI Agent Runtime / Operating System
Node.js
2.7k

rivet-dev/agent-os

A portable, open-source operating system for AI agents, offering near-zero cold starts and significantly lower costs compared to traditional sandboxes, powered by WebAssembly and V8 isolates.

JavaScript Library
javascript
10.5k

gka/chroma.js

A zero-dependency JavaScript library for comprehensive color conversions and scale generation.

AI Workflow Automation Platform
Node.js
21.8k

activepieces/activepieces

An open-source, extensible AI automation platform designed to replace commercial tools like Zapier, enabling users to build powerful AI workflows and integrate various services with a no-code builder and a type-safe TypeScript framework.

Replaces:
Details
AI SDK for Web Applications
npm
2.4k

alan-ai/alan-sdk-web

Alan AI SDK for Web enables developers to embed a self-coding, generative AI layer into web applications, automating feature creation and UI/logic generation in real-time.

AI Assistant Plugin
claude-code
1.9k

rohitg00/pro-workflow

Pro Workflow enhances AI coding assistants like Claude Code with self-correcting memory, learning from user feedback to prevent repeated mistakes and streamline development workflows.

WhatsApp API Library
Node.js
3.3k

wppconnect-team/wppconnect

WPPConnect exports WhatsApp Web functions to Node.js, enabling developers to build custom WhatsApp automation, customer service, and messaging solutions.

AI Agent Application Framework
.net-core
3.0k

SciSharp/BotSharp

An open-source .NET framework for building multi-agent AI applications, enabling seamless integration of LLMs into business systems with precise control over the AI processing pipeline.

AI Workflow Development Framework
Node.js
7.9k

bytedance/flowgram.ai

FlowGram is a composable and visual framework designed to help developers rapidly build extensible AI workflow platforms with integrated canvas, forms, and variable management.

Note-taking Application
Node.js
14.0k

streetwriters/notesnook

A fully open-source, end-to-end encrypted note-taking application designed as a privacy-focused alternative to Evernote.

Productivity Desktop Application
Node.js
13.6k

eigent-ai/eigent

Eigent is an open-source Cowork desktop application that empowers users to build, manage, and deploy custom AI workforces for automating complex workflows, offering a local and free alternative to commercial AI cowork platforms.

Internet Operating System
Node.js
40.4k

HeyPuter/puter

Puter is an advanced, open-source internet operating system that provides a privacy-first personal cloud, a platform for web development, and a remote desktop environment, all self-hostable.

Desktop AI Agent Client
Node.js
5.3k

op7418/CodePilot

A multi-model AI agent desktop client that unifies various AI providers, extends capabilities with skills, and learns user workflows for enhanced productivity.

Dashboard Framework
Node.js
6.5k

Freeboard/freeboard

An open-source, real-time dashboard builder for IoT and web mashups, featuring a plugin architecture and client-side operation.

AI Development Agent
Node.js
6.1k

gsd-build/gsd-2

GSD 2 is an autonomous AI coding agent that uses meta-prompting and context engineering to execute spec-driven development tasks over long periods without human intervention.

AI Agent Tool
Node.js
36.1k

ChromeDevTools/chrome-devtools-mcp

Empowers AI coding agents with full control and inspection capabilities over a live Chrome browser using Chrome DevTools.

OSS Alternative

Explore the best open source alternatives to commercial software.

© 2026 OSS Alternative. hotgithub.com - All rights reserved.