Free AI prompt library
Library of 512 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 512 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 469-480 of 512 prompts
Implement the Right Design Pattern for a Problem
Selects and implements the most suitable design pattern for a given problem, with candidate comparison, complete code and future evolution analysis.
Explain a Complex Algorithm Simply
Progressively explains a complex algorithm via an analogy, execution trace, commented implementation and accessible complexity analysis.
Design a Relational Database Schema
Designs a normalized relational database schema with CREATE TABLE, justified indexes, integrity constraints, ERD diagram and evolution strategies.
Create an Accessible React TypeScript Component
Generates a complete React TypeScript component with strict types, WCAG accessibility, state management, RTL tests and Storybook stories.
Audit Web Application Security
Performs a complete security audit following OWASP Top 10, identifies vulnerabilities with risk levels and provides a prioritized remediation plan with fixes.
Set Up a CI/CD Pipeline with GitHub Actions
Generates complete GitHub Actions YAML files for a CI/CD pipeline including tests, build, deployment and notifications, with explanations for each step.
Generate Technical API Documentation
Generates complete, developer-oriented technical documentation for an API, including quickstart guide, endpoint reference and error table.
Optimize a Slow SQL Query
Analyzes the execution plan of a slow SQL query, identifies bottlenecks and proposes indexes, rewrites and advanced optimization strategies.
Refactor Legacy Python Code
Analyzes legacy Python code, identifies code smells and produces a commented refactored version with a prioritized action plan and regression tests.
Design a REST API Following Best Practices
Guides the design of a complete, well-structured REST API, from endpoint definition to OpenAPI documentation, following industry standards.
Write Comprehensive Unit Tests for a Function
Generates a comprehensive unit test suite following the AAA pattern, covering all nominal, edge and error scenarios for a given function.
Design a Microservices Architecture for an Application
Guides the design of a complete microservices architecture, from service decomposition to deployment strategy, adapted to project constraints.