Free AI Prompt Library - ChatGPT, Claude, Gemini
Library of 4811 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 4811 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 4753-4764 of 4811 prompts
Prepare for a Technical Algorithm Interview
Simulates a complete technical interview on an algorithmic problem: clarification, brute force, optimization, commented code, complexity and identified patterns.
Build a Complete Node.js CLI Tool
Generates the complete structure of a professional Node.js CLI with Commander.js, polished UX (colors, spinners), configuration, error handling, tests and npm publishing.
Convert a JavaScript File to TypeScript
Converts JavaScript code to TypeScript with strict types, typing choice explanations, tsconfig configuration and progressive migration plan for a larger codebase.
Build SQL Queries for an Analytics Dashboard
Generates complete analytical SQL queries for a dashboard: KPIs, trends, cohorts, funnels and segmentation, optimized for large volumes.
Implement Secure JWT Authentication
Implements a complete, secure JWT system with refresh tokens, revocation, CSRF protection and secure storage, with justification for each security choice.
Write a Complete README for an Open-Source Project
Writes a complete, professional open-source README with badges, quickstart guide, code examples, roadmap and contribution guide.
Set Up Application Monitoring and Observability
Designs a complete observability strategy following the 3 pillars (logs, metrics, tracing) with configuration, OpenTelemetry instrumentation, alerts and dashboards.
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.