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The Stacks

Wing of Developer tools

Libraries, CLIs and infrastructure for building with AI.

Free to explore · curated by OneWave AI

215 developer tools projects in this wing of the Stacks. Review status is shown for every entry.

AI searches are sent to OpenAI.

Review is in progress. 1,407 projects are queued and none has been approved yet. Everything unreviewed is discovery metadata imported from GitHub — listed, not vetted.

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Ranked by total stars at the last daily refresh. This is not stars earned during the selected period. Star counts in the AI category are known to be inflated by fake-star campaigns, so activity and license are shown first.

39 projects matching “open-source” · page 1 of 2
infiniflow organisation mark

ragflow

infiniflow/ragflow

RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs

Pushed yesterday.Apache License 2.0GoDeveloper tools94.1k+500
unclecode organisation mark

crawl4ai

unclecode/crawl4ai

Official Crawl4AI Cloud: a hosted web scraping, extraction, and search API for AI agents. Free API key, 1,000 credits a month, no card. Fully open source: this repo is the Apache-2.0 crawler that powers it, and you can self-host it.

Pushed yesterday.Apache License 2.0PythonDeveloper tools87.3k
rtk-ai organisation mark

rtk

rtk-ai/rtk

CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies

Pushed yesterday.Apache License 2.0RustDeveloper tools86.4k+747
bytedance organisation mark

deer-flow

bytedance/deer-flow

An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.

Pushed today.MIT LicensePythonDeveloper tools85.3k+258
career-ops-hq organisation mark

career-ops

career-ops-hq/career-ops

Open-source AI job search: scan job portals, evaluate listings into a structured A-H report with a global 1-5 score, tailor your CV, track applications — runs locally in your AI coding CLI (Claude Code, Codex, OpenCode, Antigravity…)

Pushed today.MIT LicenseJavaScriptDeveloper tools82.2k+1.8k
mudler organisation mark

LocalAI

mudler/LocalAI

LocalAI is the open-source AI engine. Run any model - LLMs, vision, voice, image, video - on any hardware. No GPU required.

Pushed today.MIT LicenseGoDeveloper tools50.3k+129
danny-avila organisation mark

LibreChat

danny-avila/LibreChat

Enhanced ChatGPT Clone: Features Agents, MCP, Skills, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, OpenRouter, Vertex AI, Gemini, Artifacts, AI model switching, message search, Code Interpreter, langchain, DALL-E-3, OpenAPI Actions, Functions, Secure Multi-User Auth, Presets, open-source for self-hosting. Active

Pushed today.MIT LicenseTypeScriptDeveloper tools47.1k+289
danielmiessler organisation mark

Fabric

danielmiessler/Fabric

Fabric is an open-source framework for augmenting humans using AI. It provides a modular system for solving specific problems using a crowdsourced set of AI prompts that can be used anywhere.

Pushed 3 days ago.MIT LicenseGoDeveloper tools44.6k+57
lyogavin organisation mark

airllm

lyogavin/airllm

AirLLM 70B inference with single 4GB GPU

Pushed yesterday.Apache License 2.0Jupyter NotebookDeveloper tools42.3k+481
ItzCrazyKns organisation mark

Vane

ItzCrazyKns/Vane

Vane is an AI-powered answering engine.

Pushed 2 months ago.MIT LicenseTypeScriptDeveloper tools38.2k+150
topoteretes organisation mark

cognee

topoteretes/cognee

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.

Pushed today.Apache License 2.0PythonDeveloper tools33.3k+192
feder-cr organisation mark

AIHawk

feder-cr/AIHawk

Open-source AI browser agent for web automation: a web browsing agent and computer-use agent in plain English. Browser MCP for Claude Code and Gemini CLI.

Pushed today.MIT LicensePythonDeveloper tools32.5k+151
trycua organisation mark

cua

trycua/cua

Scale computer-use 2.0 with open-source drivers, cross-OS fleets, and benchmarks for training, evaluation, and data generation.

Pushed today.MIT LicenseHTMLDeveloper tools32.3k+458
vercel organisation mark

ai

vercel/ai

The AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered applications and agents

Pushed today.OtherTypeScriptDeveloper tools27.9k+142
deepset-ai organisation mark

haystack

deepset-ai/haystack

Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.

Pushed today.Apache License 2.0PythonDeveloper tools27.0k+67
google organisation mark

adk-python

google/adk-python

An open-source, code-first Python toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.

Pushed today.Apache License 2.0PythonDeveloper tools22.2k
a2ui-project organisation mark

a2ui

a2ui-project/a2ui

Open-source generative UI framework: agents stream layout data, and apps render it with native components in React, Angular, Lit, Flutter, SwiftUI and Jetpack Compose.

Pushed today.Apache License 2.0TypeScriptDeveloper tools17.2k
presenton organisation mark

presenton

presenton/presenton

Open-Source AI Presentation Generator and API (Gamma, Canva, Beautiful AI, Decktopus, Presentations AI Alternative)

Pushed 7 days ago.Apache License 2.0TypeScriptDeveloper tools11.9k+148
omnigent-ai organisation mark

omnigent

omnigent-ai/omnigent

Omnigent is an open-source AI agent framework and meta-harness: orchestrate Claude Code, Codex, Cursor, Pi, and custom agents — swap harnesses without rewriting, enforce policies and sandboxing, and collaborate in real time from any device.

Pushed today.Apache License 2.0PythonDeveloper tools11.4k+125
VoltAgent organisation mark

voltagent

VoltAgent/voltagent

AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework

Pushed 6 days ago.MIT LicenseTypeScriptDeveloper tools11.0k
xorbitsai organisation mark

inference

xorbitsai/inference

Swap GPT for any LLM by changing a single line of code. Xinference lets you run open-source, speech, and multimodal models on cloud, on-prem, or your laptop — all through one unified, production-ready inference API.

Pushed today.Apache License 2.0PythonDeveloper tools9.7k+10
strands-agents organisation mark

harness-sdk

strands-agents/harness-sdk

Build an agent harness and control it end-to-end. Open-source SDK for production AI agents in Python & TypeScript - any model, any cloud.

Pushed today.Apache License 2.0PythonDeveloper tools9.2k+138
google organisation mark

adk-go

google/adk-go

An open-source, code-first Go toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.

Pushed today.Apache License 2.0GoDeveloper tools9.0k
idosal organisation mark

git-mcp

idosal/git-mcpSlowing

Put an end to code hallucinations! GitMCP is a free, open-source, remote MCP server for any GitHub project

Last push 6 months ago.Apache License 2.0TypeScriptDeveloper tools8.5k
Developer tools — open-source AI developer tools — Techandria