Free AI Prompt Library - ChatGPT, Claude, Gemini
Library of 4108 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 4108 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 4057-4068 of 4108 prompts
Understand and Document Unknown Legacy Code
Analyzes unknown legacy code to extract execution flow, dependencies, risks and automatically generate documentation and a modernization plan.
Create a System Prompt for an LLM Chatbot
Generates a complete system prompt for an LLM chatbot with persona, few-shot examples, guardrails, personalization variables and testing protocol.
Plan a Zero-Downtime Database Migration
Plans a production database migration with zero downtime using the expand-contract pattern, with exact SQL, checks, rollback and monitoring.
Generate TypeScript Types from an API Response
Generates strict TypeScript types from a JSON response: interfaces, utility types, type guards, enums and JSDoc documentation.
Define a Git Branching Strategy for a Team
Recommends and documents a Git branching strategy adapted to the team, with ASCII diagram, commit conventions, PR process and protection rules.
Write a Python Automation Script
Generates a production-ready Python automation script with argparse, logging, error handling, idempotence and complete documentation.
Analyze and Optimize Frontend Performance
Analyzes frontend application performance issues and produces a prioritized optimization plan by gains/effort ratio, covering bundle, rendering, network and Core Web Vitals.
Dockerize an Application for Production
Generates an optimized multi-stage Dockerfile, docker-compose for dev and production, with security, health checks and documented best practices.
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.