Free AI Prompt Library - ChatGPT, Claude, Gemini
Library of 390 free AI prompts for ChatGPT, Claude and Gemini. Sorted by category, one-click copy, no signup required.
Looking for free AI prompts that actually work? Our library gathers 390 prompts tested and optimized for ChatGPT, Claude and Gemini. Everything is 100% free - no signup, no copy limit.
Every prompt is sorted by category (writing, productivity, marketing, code, education…) and comes with concrete examples. You save time by reaching for proven formulations instead of trial-and-error each time.
100% free
No paywall, no mandatory signup to copy a prompt.
Multi-AI
Every prompt works with ChatGPT, Claude, Gemini and Mistral.
Categorized
Filter by topic, difficulty and use case.
Bilingual
Available in French and English, tailored to each audience.
Showing 361-372 of 390 prompts
Prompt to Generate a GraphQL Schema and Resolvers
This prompt generates a complete GraphQL schema with types, queries, mutations, subscriptions and resolvers implemented following best practices.
Prompt to Create a Complete JWT Authentication System
A complete prompt to generate a secure JWT authentication system with token management, refresh tokens, middleware and security best practices.
Prompt to Write Professional Express and Fastify Middlewares
Generates complete Express or Fastify middlewares with error handling, TypeScript typing, unit tests and production best practices.
Prompt to Generate Realistic Database Seeds
Generates complete seed files with realistic, consistent and relationally valid data to populate your database in development.
Prompt to Implement Real-Time WebSockets
A complete prompt to design and implement a real-time WebSocket architecture with connection management, authentication, scalability and monitoring.
Prompt to Create a VS Code Extension with AI
This prompt guides AI to create a complete VS Code extension, from project initialization to Marketplace publishing, covering architecture, tests and API integration.
Generate Software Architecture Diagrams with AI
Generate professional software architecture diagrams in Mermaid, PlantUML or D2 from a functional description of your system.
Create a Complete Code Review Checklist for Your Project
A prompt to generate an exhaustive code review checklist, adapted to your tech stack and business context, with concrete examples.
Automate Database Migrations with AI
A comprehensive prompt to generate automated database migration scripts with rollback, validation, CI/CD integration and zero-downtime strategy.
Create a Professional Node.js CLI Tool from A to Z
A prompt to generate a complete Node.js command-line tool, from architecture to npm deployment, with argument handling, colors and configuration.
Master Advanced TypeScript Types with AI
A prompt to generate advanced TypeScript types (generics, mapped types, conditional types) with documentation and built-in type tests.
Analyze Your Code Algorithmic Complexity Like an Expert
This prompt provides a complete analysis of source code algorithmic complexity, with Big O notation, bottleneck identification and concrete optimization recommendations.