Free AI Prompt Library - ChatGPT, Claude, Gemini
Library of 397 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 397 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 349-360 of 397 prompts
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.
Optimize Your Web Application Frontend Performance
A comprehensive prompt to audit and optimize web application frontend performance, covering bundle size, rendering, assets and Core Web Vitals.
Configure an Optimized Dockerfile for Your Application
This prompt generates a production-ready Dockerfile with multi-stage build, security best practices and cache optimization, tailored to your language and framework.
Create Clean and Reusable React Components with AI
A complete prompt to generate typed, accessible, and reusable React components with custom hooks, tests, and modern best practices.
Automate Your Git Commits with AI
This prompt analyzes a Git diff and automatically generates structured commit messages following project conventions, with atomic splitting if needed.
Design a Robust Microservices Architecture
A complete prompt to design a professional microservices architecture covering DDD decomposition, inter-service communication, Kubernetes deployment, and observability.