641 ListingsFree scan on submit

Developer Tools Listings

Compare the best open-source listings for developer tools. SDKs, CLIs and frameworks for building with AI. Ranked by GitHub stars, with install commands, what each one can touch and scan reports where available.

AllCoding AgentsDeveloper ToolsData Science & MLProductivity & WorkflowResearch & AnalysisBrowser AutomationWeb Scraping & DataDatabase ManagementSecurity & TestingDeployment & DevOpsCloud InfrastructureDesign & MediaContent & WritingMarketing AutomationFinance & TradingCommunicationSEO & AI SearchSocial MediaJob Search & CareersSales & CRME-commerceCrypto & Web3Gaming & Game DevSmart Home & IoTLearning ResourcesOther

Deepseek Harness

DeepSeek Harness: Everything is a Plugin.

Developer Tools Scanned 268k

Ponytail

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

Developer Tools Scanned 182k

Cc Switch

A cross-platform desktop All-in-One assistant for Claude Code, Codex, OpenCode,DeepSeek Harness and more. Only official website: ccswitch.io

Developer Tools Scanned 151k

Orca

Orca is the place for working with a fleet of agents (e.g. Grok Bot, Claude Code). Run any coding agent with your own subscription. Available on desktop, mobile and remote runtime.

Developer Tools Scanned 112k

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.

Developer Tools Scanned 85k

Ruflo

🌊 The original agent harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning intelligence, federation, vector RAG integration, and native Claude Code / Codex / Hermes and many more Integrated

Developer Tools Scanned 80k

Autogen

A programming framework for agentic AI

Developer Tools Scanned 62k

Dsh Our Free Model

在 dsh 里装上这个插件即可,无需登录、注册或填 API Key,就能使用包括 DeepSeek V4.1 Flash、Kimi K3 在内的前沿模型——完全免费,不限量。 All you do is install this plugin in dsh: no login, no sign-up, no API key — the frontier models are just there, DeepSeek V4.1 Flash and Kimi K3 among them. Completely free, with no usage cap.

Developer Tools Scanned 55k

CowAgent

Open-source personal AI assistant & Agent Harness. Plans tasks, runs tools and skills, self-evolves with memory and knowledge. Multi-agent, multi-model, multi-channel. Lightweight, extensible, one-line install.

Developer Tools Scanned 48k

Claude Plugins Official

Official, Anthropic-managed directory of high quality Claude Code Plugins.

Developer Tools Scanned 46k

AstrBot

AI Agent Assistant & development framework that integrates lots of IM platforms, LLMs, plugins and AI feature, and can be your openclaw alternative. ✨

Developer Tools Scanned 45k

Openhuman

The fastest, cheapest, most efficient open-source agent harness. Run more than 500 agents on a $10 VPS.

Developer Tools Scanned 42k

Agents

Multi-harness agentic plugin marketplace for Claude Code, Codex, Cursor, OpenCode, GitHub Copilot, Google Antigravity, and Pi

Developer Tools Scanned 42k

Oh My Claudecode

Teams-first Multi-agent orchestration for Claude Code

Developer Tools Scanned 40k

AionUi

Open-source 24/7 Cowork app for OpenClaw, Hermes, Claude Code, Codex, OpenCode and 20+ more CLI Agent | Customize your assistants | Team them up|Star if you like it!

Developer Tools Scanned 34k

CLI

Google Workspace CLI — one command-line tool for Drive, Gmail, Calendar, Sheets, Docs, Chat, Admin, and more. Dynamically built from Google Discovery Service. Includes AI agent skills.

Developer Tools Scanned 32k

Deepagents

The batteries-included agent harness.

Developer Tools Scanned 31k

Openai Agents Python

A lightweight, powerful framework for multi-agent workflows

Developer Tools Scanned 30k

Claude Skills

380 Claude Code skills & agent skills & plugins (30+ Agents, 70+ custom commands, 380+ skills, customizable references, scripts)for Claude Code, Codex, Gemini CLI, Cursor, and 8 more coding agents — engineering, marketing, product, compliance, C-level advisory, research, business operations, commercial & finance, and your daily productivity skills.

Developer Tools Scanned 29k

Pm Skills

PM Skills Marketplace: 100+ agentic skills, commands, and plugins — from discovery to strategy, execution, launch, and growth.

Developer Tools Scanned 28k

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.

Developer Tools Scanned 27k

Distilly

Distilly — Distill how they think into reusable Skills for any Agent or Bot. Formerly Colleague Skill(原同事 Skill).

Developer Tools Scanned 26k

Dapr

Dapr is a portable runtime for building distributed applications across cloud and edge, combining event-driven architecture with workflow orchestration.

Developer Tools Scanned 26k

Happy

Orchestrate Claude, Codex and Grok in one app. Open-source (MIT), reuses the subscriptions you already pay for.

Developer Tools Scanned 24k

List refreshed November 15, 2026. Data comes from public GitHub repositories.