Free AI Agent Tools
140+ free tools for AI agent builders, developers, and content creators. No sign-up required.
System Prompt Generator
AI Agent ToolsGenerate production-ready system prompts for any AI agent
MCP Config Generator
AI Agent ToolsCreate Model Context Protocol server configurations
Agent Cost Calculator
AI Agent ToolsEstimate API costs for your AI agent workflows
OG Image Generator
Image GenerationCreate Open Graph images for social sharing
LLM Inference Cost Calculator
Cost & EstimatorsCompare inference costs across OpenAI, Anthropic, Google, and self-hosted
Prompt Robustness Grader
AI EvaluatorsTest your prompt against 10 variations and measure consistency
RAG Health Check
AI EvaluatorsAudit your knowledge base for RAG pipeline issues
shadcn Component Builder
UI & DesignDescribe a UI component and get shadcn/ui code
n8n Workflow JSON Builder
Workflow BuildersDescribe a workflow in English and get n8n-compatible JSON
shadcn Theme Swapper
Vibe CodingToggle between 50 design vibes and copy the result
Screenshot to shadcn
Vibe CodingUpload a screenshot, get the shadcn component structure
Color Palette Generator
Vibe CodingGenerate harmonious color palettes from a single color or mood
shadcn Form Builder
Vibe CodingVisually build forms and get shadcn/ui + React Hook Form code
Framer Motion Generator
Vibe CodingPick an animation pattern, tweak the easing, and copy the Framer Motion code
SEO/GEO Auto-Fix Reviewer
Writing & SEOAI-powered GitHub Action that reviews PRs for SEO issues — and fixes them automatically
PR Security Auto-Fix
Developer ToolsAI-powered GitHub Action that reviews PRs for security issues — and fixes them automatically
CopyDesign
UI & DesignTurn any website into a design-system starter pack
Dot Matrix Icons
UI & DesignAnimated 5x5 SVG loaders for agent interfaces and product UI
System Prompt Generator
AI Agent ToolsGenerate production-ready system prompts for any AI agent
MCP Config Generator
AI Agent ToolsCreate Model Context Protocol server configurations
Agent Cost Calculator
AI Agent ToolsEstimate API costs for your AI agent workflows
Tool Schema Builder
AI Agent ToolsBuild OpenAI-compatible tool/function JSON schemas
Agent README Generator
AI Agent ToolsGenerate professional READMEs for agent projects
Prompt Optimizer
AI Agent ToolsImprove and optimize your prompts for better results
agents.json Generator
AI Agent ToolsCreate agents.json manifests for agent discovery
Agent Architecture Diagrammer
AI Agent ToolsGenerate Mermaid diagrams for multi-agent systems
Multi-Agent Crew Planner
AI Agent ToolsPlan roles and workflows for multi-agent teams
Agent Guardrails Generator
AI Agent ToolsCreate safety guardrails and constraints for AI agents
Blog Title Generator
AI Content ToolsGenerate click-worthy blog titles from any topic
Meta Description Writer
AI Content ToolsWrite SEO-optimized meta descriptions in seconds
FAQ Generator
AI Content ToolsAuto-generate FAQs from your content or URL
Email Subject Line Generator
AI Content ToolsCraft high-open-rate email subject lines
LinkedIn Post Generator
AI Content ToolsCreate engaging LinkedIn posts from any topic
Tweet Thread Generator
AI Content ToolsTurn ideas into viral tweet threads
AI Text Humanizer
AI Content ToolsMake AI-generated text sound more natural
Paragraph Rewriter
AI Content ToolsRewrite paragraphs in different tones and styles
OG Image Generator
Image GenerationCreate Open Graph images for social sharing
Blog Thumbnail Generator
Image GenerationGenerate eye-catching blog post thumbnails
AI Avatar Generator
Image GenerationCreate unique AI-generated profile avatars
LinkedIn Banner Generator
Image GenerationDesign professional LinkedIn banner images
App Icon Generator
Image GenerationGenerate app icons from a text description
Technical Diagram Generator
Image GenerationCreate technical diagrams and illustrations with AI
Website to Markdown
Web & ScrapingConvert any webpage to clean Markdown
Sitemap Generator
Web & ScrapingExtract and generate XML sitemaps from any URL
Meta Tag Extractor
Web & ScrapingExtract all meta tags from any webpage
Link Extractor
Web & ScrapingPull all links from any webpage
Website Text Extractor
Web & ScrapingExtract clean text content from any URL
robots.txt Generator
Web & ScrapingGenerate robots.txt files with custom rules
Token Counter
Developer ToolsCount tokens for GPT-4, Claude, and other models
JSON Schema Generator
Developer ToolsGenerate JSON Schema from any JSON object
JSON to TypeScript
Developer ToolsConvert JSON to TypeScript interfaces instantly
Base64 Encoder/Decoder
Developer ToolsEncode and decode Base64 strings
API Response Formatter
Developer ToolsPretty-print and format API responses
Cron Expression Generator
Developer ToolsBuild cron expressions with a visual editor
UUID Generator
Developer ToolsGenerate UUIDs v4 with one click
Regex Tester
Developer ToolsTest and debug regular expressions live
HTML to Markdown
ConvertersConvert HTML to clean Markdown
Markdown to HTML
ConvertersConvert Markdown to rendered HTML
CSV to JSON
ConvertersConvert CSV files to JSON format
JSON to CSV
ConvertersConvert JSON arrays to CSV files
PDF to Image
ConvertersConvert PDF pages to PNG/JPG images
Image to PDF
ConvertersCombine images into a single PDF
YAML to JSON
ConvertersConvert YAML to JSON and back
XML to JSON
ConvertersConvert XML to JSON format
Readability Analyzer
Writing & SEOCheck reading level and complexity of your text
Word Counter
Writing & SEOCount words, characters, sentences, and reading time
Headline Analyzer
Writing & SEOScore your headlines for engagement and SEO
Keyword Density Checker
Writing & SEOAnalyze keyword frequency in your content
Text Summarizer
Writing & SEOSummarize long articles into key points
Grammar Checker
Writing & SEOCheck and fix grammar issues in your text
Social Media Bio Generator
Social MediaCreate compelling bios for any platform
Hashtag Generator
Social MediaGenerate relevant hashtags for your posts
YouTube Title Generator
Social MediaCreate clickable YouTube video titles
Product Description Writer
Social MediaWrite compelling product descriptions
LLM Inference Cost Calculator
Cost & EstimatorsCompare inference costs across OpenAI, Anthropic, Google, and self-hosted
GPU Rent vs. Buy Calculator
Cost & EstimatorsShould you rent cloud GPUs or buy your own hardware?
Token Estimator for Datasets
Cost & EstimatorsUpload a CSV or text file and see token counts across models
AI API Pricing Comparison
Cost & EstimatorsSide-by-side pricing for every major AI API
Prompt Robustness Grader
AI EvaluatorsTest your prompt against 10 variations and measure consistency
RAG Health Check
AI EvaluatorsAudit your knowledge base for RAG pipeline issues
AI Compliance Auditor
AI EvaluatorsGenerate a safety and privacy report for your AI usage
LLM Output Diff
AI EvaluatorsCompare outputs from different models or prompt versions side-by-side
Synthetic Data Generator
Data & PlumbingGenerate clean, structured fake data for testing AI models
Natural Language to Regex
Data & PlumbingDescribe a pattern in English, get a regex back
Vector Embeddings Visualizer
Data & PlumbingUpload data and see how it clusters in vector space
PDF to RAG Cleaner
Data & PlumbingStrip noise from PDFs to make them RAG-pipeline ready
Chunking Strategy Tester
Data & PlumbingTest different text chunking strategies for your RAG pipeline
shadcn Component Builder
UI & DesignDescribe a UI component and get shadcn/ui code
Tailwind Color Palette Generator
UI & DesignGenerate custom Tailwind color scales from any base color
CSS Gradient Generator
UI & DesignCreate beautiful CSS gradients with a visual editor
SVG Icon Search
UI & DesignSearch and copy SVG icons from Lucide, Phosphor, and Heroicons
Responsive Breakpoint Tester
UI & DesignPreview any URL at every Tailwind breakpoint
Landing Page Copy Generator
UI & DesignGenerate hero sections, CTAs, and feature blocks
n8n Workflow JSON Builder
Workflow BuildersDescribe a workflow in English and get n8n-compatible JSON
Zapier Zap Planner
Workflow BuildersPlan multi-step Zapier automations with AI
Make.com Scenario Builder
Workflow BuildersGenerate Make.com automation scenarios from descriptions
GitHub Actions YAML Generator
Workflow BuildersGenerate CI/CD workflows from plain English descriptions
AI Stack Architect
Workflow BuildersGet a recommended AI tech stack for your project
Docker Compose Generator
Workflow BuildersGenerate docker-compose.yml from service descriptions
.env File Generator
Workflow BuildersGenerate .env files with placeholder values and documentation
Model Comparison Playground
AI Agent ToolsOne prompt, three models, side-by-side results
Prompt Injection Tester
AI Agent ToolsTest your system prompt against common injection attacks
AI Latency Estimator
AI Agent ToolsEstimate response times for different models and token counts
OpenAPI Spec Generator
Developer ToolsDescribe your API endpoints and get a valid OpenAPI 3.1 spec
README Badge Generator
Developer ToolsGenerate shields.io badges for your GitHub README
JWT Decoder
Developer ToolsDecode and inspect JSON Web Tokens
cURL to Code Converter
Developer ToolsConvert cURL commands to Python, JavaScript, Go, and more
Color Converter
Developer ToolsConvert between HEX, RGB, HSL, and Tailwind colors
SQL to NoSQL Converter
ConvertersConvert SQL queries to MongoDB queries
TypeScript to Zod
ConvertersConvert TypeScript interfaces to Zod validation schemas
shadcn Theme Swapper
Vibe CodingToggle between 50 design vibes and copy the result
Screenshot to shadcn
Vibe CodingUpload a screenshot, get the shadcn component structure
Animation Vibe Lab
Vibe CodingDial in Framer Motion animations by feel, get the code
Color Palette Generator
Vibe CodingGenerate harmonious color palettes from a single color or mood
Project Rules Architect
Vibe CodingGenerate .cursorrules, CLAUDE.md, or GEMINI.md from 5 questions
Token Context Shrinker
Vibe CodingStrip noise from code before pasting into AI prompts
Supabase Schema to Prompt
Vibe CodingDrag-and-drop your tables, get AI-ready SQL and client code
Vibe Auth Configurator
Vibe CodingGenerate auth setup code and env vars for Clerk, Kinde, or Auth.js
API Response to Types
Vibe CodingPaste a JSON response, get TypeScript types and fetch logic
Deployment Readiness Grader
Vibe CodingScan your repo for production blockers before shipping
AI Diff Explainer
Vibe CodingSummarize AI-generated code changes in plain English
Theme JSON Generator
Vibe CodingVibe-check a dashboard theme and export as theme.json
Image to SVG
ConvertersConvert raster images to scalable SVG vectors
Icon Pack Browser
UI & DesignBrowse Lucide, Phosphor, Heroicons, and Radix icons in one place
shadcn Form Builder
Vibe CodingVisually build forms and get shadcn/ui + React Hook Form code
shadcn Dashboard Generator
Vibe CodingDescribe your dashboard and get a full shadcn layout with sidebar, cards, and charts
shadcn Data Table Builder
Vibe CodingDefine columns and get a complete shadcn DataTable with sorting, filtering, and pagination
shadcn Component Picker
Vibe CodingBrowse all 80+ shadcn components with live previews and copy the install command
CSS Variables Theme Builder
Vibe CodingDesign a full shadcn theme with CSS variables and export as globals.css
Framer Motion Generator
Vibe CodingPick an animation pattern, tweak the easing, and copy the Framer Motion code
Page Transition Generator
Vibe CodingGenerate Next.js page transition animations with Framer Motion
Skeleton Loader Generator
Vibe CodingGenerate shadcn Skeleton loading states matching your component layout
.cursorrules Generator
Vibe CodingGenerate optimized .cursorrules files for shadcn + Tailwind + Next.js projects
v0 Prompt Crafter
Vibe CodingCraft detailed prompts optimized for v0.dev with component specs and design tokens
Tailwind Layout Builder
UI & DesignBuild responsive Flex and Grid layouts visually, get Tailwind classes
Tailwind Animation Generator
UI & DesignCreate custom Tailwind animations and transitions with a visual timeline
Figma to Tailwind
UI & DesignPaste Figma CSS and get clean Tailwind utility classes
Button Style Generator
UI & DesignDesign buttons visually and get shadcn Button variants with Tailwind
Card Layout Generator
UI & DesignBuild card components with images, badges, and actions — export as shadcn Card
Spacing Scale Calculator
UI & DesignGenerate a consistent spacing scale from a base unit for your design system
Font Pairing Tool
UI & DesignFind harmonious font combinations with live preview on real UI components
CSS to Tailwind Converter
Developer ToolsConvert vanilla CSS to Tailwind utility classes instantly
Tailwind to CSS Converter
Developer ToolsConvert Tailwind classes to vanilla CSS for non-Tailwind projects
React Props Generator
Developer ToolsDefine component props visually and get TypeScript interfaces with JSDoc
Accessibility Checker
Developer ToolsPaste HTML and get WCAG AA compliance report with color contrast and ARIA fixes
components.json Generator
Developer ToolsConfigure shadcn settings visually and export a valid components.json
Figma CSS to React Styles
ConvertersConvert Figma-exported CSS into React inline styles or styled-components
SVG to React Component
ConvertersPaste SVG markup and get a typed React component with customizable props
Tailwind to Styled Components
ConvertersConvert Tailwind utility classes to styled-components or Emotion CSS
Prisma Schema Generator
Data & PlumbingDescribe your data model in English and get a Prisma schema file
Drizzle Schema Generator
Data & PlumbingDescribe tables and relations, get a Drizzle ORM schema with TypeScript types
Env Validator Generator
Data & PlumbingDefine your env vars and get a Zod validation schema with T3 Env setup
SEO/GEO Auto-Fix Reviewer
Writing & SEOAI-powered GitHub Action that reviews PRs for SEO issues — and fixes them automatically
PR Security Auto-Fix
Developer ToolsAI-powered GitHub Action that reviews PRs for security issues — and fixes them automatically
CopyDesign
UI & DesignTurn any website into a design-system starter pack
Dot Matrix Icons
UI & DesignAnimated 5x5 SVG loaders for agent interfaces and product UI
vercel.json Generator
Workflow BuildersConfigure redirects, headers, rewrites, and cron visually — export valid vercel.json
next.config Builder
Workflow BuildersBuild your Next.js config visually with all options explained — export TypeScript