Curated collection

Best Developer Tools tools

Compare 1,889 quality-filtered Developer Tools tools using public popularity, activity, licensing and source data.

Browse quality-filtered Developer Tools tools ranked by public signals. Filter by source, pricing, or recency to find a fit faster.

Top Developer Tools tools

1889 tools

99/100

jscpd

Copy/paste detector for source code. 220+ languages, Rust engine, SARIF/HTML/badge reporters, GitHub Action, MCP server for AI agents.

Open source Developer Tools
99/100

FalkorDB

A super fast Graph Database uses GraphBLAS under the hood for its sparse adjacency matrix graph representation. Our goal is to provide the best Knowledge Graph

Open source Developer Tools
99/100

koishi

Cross-platform chatbot framework made with love

Open source Developer Tools
99/100

ouroboros

Agent OS: the agent gets smarter on its own. We just hold the line: Interview-gated, staged evaluation, budgeted evolution loop. MCP server, 14 runtimes: Claude

Open source Developer Tools
99/100

destructive_command_guard

The Destructive Command Guard (dcg) is for blocking dangerous git and shell commands from being executed by agents.

Open source Developer Tools
99/100

OpenCursor

Open-source Cursor-like AI coding agent for VS Code — agentic chat, multi-provider LLMs (OpenAI, Ollama, llama.cpp), semantic search, and MCP support

Open source Developer ToolsAI
99/100

maildev

:mailbox: SMTP Server + Web Interface for viewing and testing emails during development.

Open source Developer Tools
99/100

claude-code-ultimate-guide

The most comprehensive Claude Code guide: agentic workflows, hooks, skills, MCP servers, quizzes, and production-ready templates. 430K+ lines.

Open source Developer ToolsAI
99/100

jira-cli

🔥 Feature-rich interactive Jira command line.

Open source Developer ToolsProductivity
99/100

goss

Quick and Easy server testing/validation

Open source Developer Tools
99/100

loopx

Long-horizon agent control plane for durable, governed work across Codex, Claude Code, and other harnesses.

Open source Developer Tools
99/100

Clipboard

😎🏖️🐬 Your new, 𝙧𝙞𝙙𝙤𝙣𝙠𝙪𝙡𝙞𝙘𝙞𝙤𝙪𝙨𝙡𝙮 smart clipboard manager

Open source Developer ToolsProductivity
99/100

open-connector

Open-source auth gateway connecting 1500+ SaaS providers to AI agents through SDK, CLI, MCP, HTTP, and OpenAPI.

Open source Developer Tools
99/100

client

⚡️ OpenAI PHP is a supercharged community-maintained PHP API client that allows you to interact with OpenAI API.

Open source Developer Tools
99/100

flash-linear-attention

🚀 Efficient implementations for emerging model architectures

Open source Developer Tools
99/100

ponzu

Headless CMS with automatic JSON API. Featuring auto-HTTPS from Let's Encrypt, HTTP/2 Server Push, and flexible server framework written in Go.

Open source Developer ToolsProductivity
99/100

shimmy

⚡ Pure-Rust WebGPU inference engine — OpenAI-API compatible, GGUF native, runs on any GPU. No Python. No llama.cpp. Single binary.

Open source Developer ToolsAI
99/100

llama-swap

Reliable model swapping for any local OpenAI/Anthropic compatible server - llama.cpp, vllm, etc

Open source Developer Tools
99/100

awesome-hermes-agent

Independent directory of useful skills, plugins, memory providers, tools, surfaces, and guides for Nous Research's open-source Hermes Agent.

Open source Developer Tools
99/100

phpinsights

🔰 Instant PHP quality checks from your console

Open source Developer ToolsAnalytics
99/100

claude-scholar

Semi-automated research assistant for academic research and software development. Supports Claude Code, Codex CLI, Kimi Code CLI, and OpenCode across ideation,

Open source Developer Tools
99/100

hey-api

👨‍🚀 Turn API specifications into production-ready SDKs, validators, mocks, and more. 20+ plugins. Millions of weekly npm downloads. Used by Vercel, OpenCode,

Open source Developer Tools
99/100

wigolo

The go-to web for your AI coding agent — local-first search, fetch, crawl & research over MCP. No API keys, no cloud, $0/query. Public beta.

Open source Developer ToolsAI
99/100

wing

A programming language for the cloud ☁️ A unified programming model, combining infrastructure and runtime code into one language ⚡

Open source Developer ToolsHosting