Free AI Prompt Library - ChatGPT, Claude, Gemini
Library of 4109 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 4109 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 3877-3888 of 4109 prompts
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.
Create a Complete Automated CI/CD Pipeline
This prompt generates a complete, customized CI/CD pipeline for your stack, covering build, tests, security and multi-environment deployment.
Write Professional and Robust Bash Scripts
A comprehensive prompt to generate robust, professional Bash scripts with error handling, argument parsing and built-in best practices.
Generate Mocks and Fixtures for Your Automated Tests
A prompt to automatically generate realistic mocks, stubs and data fixtures adapted to your test framework and use cases.
Convert Code Between Programming Languages with AI
A prompt to convert code from one programming language to another while respecting the conventions, native idioms and best practices of the target language.
Secure a Web Application from A to Z
A comprehensive prompt to audit and secure a web application covering the OWASP Top 10, HTTP headers, authentication, input validation and secrets management.
Create a Complete and Optimized Database Schema
A comprehensive prompt to generate a professional database schema with DDL, relationships, indexes and test data.