Developer Tools

The most powerful no-code platform for building full-stack web applications

Secure elastic infrastructure for running AI-generated code.

Search, scrape, and clean web data for AI agents.

The GitHub of machine learning — hosting 500,000+ AI models, datasets, and Spaces

Run large language models locally

Unified API for 200+ AI models

Open-source backend-as-a-service with PostgreSQL database, auth, storage, and vector search for AI apps.

AI UI component generator for React and Tailwind

A curated index of open-source AI developer tools

AfterSession – AI tool to help therapists write notes faster

Agent Chaperone – Screen AI agent tool calls and results with Jev

Agent Context – let your AI coding tools see your reference projects

Agentic Dev – AI dev-tools news, curated daily by Claude

AgisHub – pay-per-call tools for AI agents over x402 (USDC on Base)

AI-powered code review tool

AI Anime Finder – Natural language semantic search for AniList

AI Buddy – Free STT and Screenshot Tool for Mac (Requires Gemini)

AI Council Toolkit – open-source playbook for AI governance

AI mock interview tool that scores your answers – free, no signup

AI readiness toolkit: AI two-minute CODE maturity check

AI Resume Optimization Tool for Specific Job Positions

AI Soulmate Sketch Tool

AI Stack Selector Tool

AI Subtools – 40 free online tools, no sign-up, 100% client-side

AI Tattoo Design and Planning Tools – TattooIdeas

AI tool for learning Python from scratch

AI tool to correct TikTok's Matcha filter in under 30s

AI tool to rank 100 of CVS against a job description in minutes

AI Toolbox supports Claude Opus 5

AI tools index with free LLM latency and cost calculators

AI tools with real pricing, submitted in 30 seconds

AI·rete·RAG – a Rete rule engine decides, RAG explains why

AiJarvi – 80 free AI tools for creators in one workspace

An AI resume tool that never invents experience you didn't have

An opinionated index of AI developer tools

Catch visual regressions and UI bugs automatically with AI-powered visual testing.

Enterprise-grade AI evaluation platform for testing and improving LLM applications.

Evaluate, test, and improve LLM applications with a comprehensive evaluation platform.

Browser Tools SDK – an optimal browser harness for agents

CADBench – every AI CAD tool I tested fails on basic mechanical parts

Callwitness – record what your AI agent's tools return

Capframe – capability tokens for AI agent tool calls

Captain, AI Travel Agent

Catcher – An AI web testing tool where most tests never hit the API

Simple open-source vector database for LLM applications

Cloud for your AI Agent's tools/fuctions

cMCP, deny an AI agent's tool call and get a signed receipt

AI code review bot for GitHub and GitLab

ComicInk – AI tool that turns a prompt into a full comic book

Created On-Page SEO Tool – AI Action Plans for Search Console Data

Observability and security platform with AI-powered anomaly detection and root cause analysis.

Unified API documentation browser covering 700+ libraries. Works offline and is completely free and open source.

DumbDetector – Community signals for AI tool problems

EGC - MCP server that gives AI coding tools memory across sessions

Enforra – open-source action governance for AI agent tool calls

Enlist AI: A tool that turns any job description into a study plan

Create technical diagrams, ERDs, sequence diagrams, and architecture docs with AI from text.

Free AI image tools, no signup

Free AI Visibility Audit Tool& Agent

FreeAIStack – 14 Free AI Tools

FutureSearch, AI forecasting you can verify

GBrain, an AI tool for diagnosis and therapy for neurodivergents

Glad-AI-Tor, the "best" AI tools judged by the crowd

Good AI Task – a tool for asking AI what it can and can't do

AI that understands your entire codebase for Q&A and PR review

Python framework for building production-ready NLP and LLM applications with RAG and agents.

One-line LLM observability and logging for OpenAI and other providers

I built a post-mortem debugger for native Windows x64/x86 crashes

I built an AI hairstyle preview tool before your next haircut

I built an AI tool that turns Search Console data into SEO wins

I graded 200 AI tools/apps and track any changes in their policies

I instructed AI to create tool to clean AI-generated text: undsh.com

I made a local proxy for AI tool calls to keep my API keys safe

I made an AI tool to keep my browser tabs clean

Implay AI – Lightweight suite of browser tools for text, images, & code

ITransBook,a Local-First AI Document Translation Tool

Know which AI coding tools/MCPs/etc. are used to ship software

Test websites and apps across 3000+ browsers and devices with AI-powered testing tools.

Framework for building LLM-powered applications

Open-source LLM observability, metrics, and prompt management platform

LLM development platform for testing, debugging, and monitoring AI chains

Open-source framework for building RAG and LLM applications over custom data.

Local personal data redaction for any AI tools

Skylum's AI-powered photo editing software with sky replacement and portrait enhancement

Low-code AI-powered test automation for web applications with auto-healing tests.

MatchShot – I built an AI tool that audits your dating profile photos

MCP Tool Definition Quality Score (TDQS) Spec

Melodusk – AI Music Generator and music tools in the browser

Open-source platform for managing the end-to-end machine learning lifecycle.

Serverless compute platform for Python with GPU support and instant scaling

Modern AI client for Mac with agentic tools, clean UI, builtin privacy

My tool scanned 256 AI-built apps and most had exposed credentials

Serverless PostgreSQL database with autoscaling, database branching, and generous free tier.

Full-stack observability with AI-powered root cause analysis and anomaly detection.

Open-Source for AI tool status checker

Interactive web playground for testing and prototyping with GPT-4, DALL-E, and other OpenAI models.

OrchAPI – AI tools shaped by the use of the useless

Owthorize: catch destructive AI-agent tool calls before they run

peerd – AI agent harness that runs entirely in your browser

Pizza Bot – An inbox for AI agents that work in the background

Serverless MySQL database with branching, non-blocking schema changes, and AI query optimization.

PocketWebTools – Private AI tools that run in the browser

Policy gateway for AI agent tool calls, with a tamper-evident log

Build, test, and document APIs with AI assistance in the world's most popular API platform.

ProData AI – 14 MCP tools for automated data science

Track, manage, and improve prompts across your LLM application development lifecycle.

High-performance open-source vector database optimized for production

Ragnerock, an AI data analysis tool

A blazingly fast macOS launcher with an AI assistant built in. Control your tools, snippets, and scripts from one place.

Reclip – AI Video Clipper, Voiceover and Creator Tools

Remove Anything – AI Background Removal Tool

Cloud platform for running open-source AI models via simple API

AI-enhanced spreadsheet that connects to live data and can analyze data via natural language.

CLI proxy for reducing token usage in common AI coding commands.

Run AI tool calls in your user's environment and access local data

Sakha – An AI employee – onboarding tool for businesses

Compare and evaluate LLM prompts and models side-by-side from Scale AI.

Scan your AI agent's code for tool calls with no checks

Sharpniq – AI-powered tool to unblur images online

No-code portal builder for client-facing apps from Airtable and Google Sheets

Stanzio, AI presentation tool that designs each slide as real HTML

Turn Python scripts into shareable web applications for data science and AI in minutes.

Swiftcruit – AI assisted technical assessment platform

Talos – Open-source WASM interpreter for Lean

TchoAI – Transform your documents into editable slide decks

Tested – AI Tools Scored by a Panel of LLMs (Claude, GPT, Gemini, Grok)

High-speed inference cloud for open-source AI models

Tool to extract AI-generated fonts from image sheets into TTFs

Tool you give AI agents to sneak in prompts or connect multiple agents

Toolchestrator – make local, AI-built tools usable by your team

Toolcraft – open-source AI harness and starter for building design apps

Transpilatron – an AI tool that converts Python code into C binaries

TTS Studio: AI-Powered Text-to-Speech Tool

USB AI Agent – portable uncensored AI with 13 tools, runs from USB

Open-source TypeScript library for building AI-powered user interfaces and streaming applications.

Veterinarian turned founder, AI lawn diagnosis

A modern, GPU-accelerated terminal with built-in AI that answers questions, suggests commands, and debugs errors inline.

Modern terminal with built-in AI that explains errors, generates commands, and understands your codebase.

We post-trained a model that pen tests instead of refusing

Cloud-native open-source vector database for semantic search and AI

Web tools an AI agent pays for per call in USDC, no API key (x402+MCP)

Track experiments, visualize training, and optimize ML models with the leading MLOps platform.

Wwwatch, a daily journal of AI tooling news filtered for builders

Zlvox – 25 Free Developer Tools (AI, JSON, PDF) with Zero Tracking