Developer Tools
368 tools
The WordPress performance plugin that caches on activation

True cost calculators for 55 B2B software integrations

AI QA agent that tests your app like real user

A knowledge base for promoting open-source projects: platforms, publication templates,…

Portfolio site: every project in one place — MCP servers, browser and CDP pipelines,…

A reverse-engineering knowledge base: analysis methods, tools and agent workflows.

Standard-library Python CLI for ElevenMusic Muse text review: prompt, lyric, critique and…

Python CLI for MiniMax music workflows: distinct web-session/API-key routes,…

Diagnostics for OpenAI-compatible model pools: burst-confirmed probes, failure…

Tools and checklists to ship AI-built apps safely

App store intelligence for your AI agent

Free Discord tools for timestamps, embeds and bot permissions

37 free browser tools for developers, designers and small businesses

Collect and analyze user feedback

Your Claude Code & Codex sessions as pets. Approve and reply from any tab.

A lock and a witness for config files too many hands edit: flock plus a content-hash…

Vision quality gates: prompt hygiene plus a VLM judge rubric with a SHIP / FIX / REGEN…

An in-character AI co-host for Twitch and YouTube: live chat, realtime voice and an…

Controlled-language skills and deterministic linters that strip AI slop out of prose: EN…

Knowledge base of Russian lyrics for generative songwriting: style canons, anti-AI-slop…

Dependency-free Go client for the ElevenMusic Muse judge (prose and lyrics critique); a…

Extended Suno API: local audio upload and cover generation, Advanced Split with stems and…

SMS OTP verification lifecycle for agents with a fail-closed cost guard.

Local vision-LLM captcha solver for agents: an MCP plugin plus a NopeCHA-style HTTP job…

Agentic wrapper over web-check: 31 OSINT checks exposed as MCP tools and CLI, with…

MCP server for openDAW: the agent drives a headless studio — tracks, notes, instruments,…

Self-hosted Agentic Resource Discovery: catalogues local scripts into ai-catalog.json and…
Run Claude Code & Codex CLI as autonomous agents with proof gates

ArrayCat is a free tool for converting a list of data or any string into an array.

All-in-one extension for web developers/designers

69 free online tools that run 100% in your browser

Tools that stay on your device.

Find and stop the simulators, emulators and dev servers using your Mac's RAM

Paste your repo, get your whole launch kit

Your All-in-One Assistant
Checked instruction files for AI coding assistants

AI coding agent platform for agentic engineering, on your own cloud

Claude Code skill packs that work like a senior engineer

Test and verify your HTTP 402 payment endpoints for AI agents in seconds.

Documentation software with AI included.

Orchestrate your AI coding agents as one managed engineering team

278 free online tools that run entirely in your browser

Ruletaa is a user-friendly web app that allows users to make decisions with random wheels.

EzUptime monitors website uptime and sends email alerts for down

Pay-as-you-go X (Twitter) data API and no-code tools

If you can do it on your iPhone, your AI can too

Give your coding agent a backend — models, auth, database and storage in one cloud.

Free online tools that respect your files