Free AI Prompt Library - ChatGPT, Claude, Gemini
Library of 377 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 377 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 1-12 of 377 prompts
Design a Microservices Architecture
Design a complete microservices architecture with DDD decomposition, communication patterns, resilience, and observability.
Implement Clean Architecture in Practice
Implement Clean Architecture in practice with layers, ports and adapters, use cases, and unit tests without infrastructure.
Debug a Production Error
Quickly analyze a production error with a structured Root Cause Analysis approach and an immediate action plan.
Configure a CI/CD Pipeline with GitHub Actions
Configure a professional CI/CD pipeline with GitHub Actions covering tests, security, Docker build, and multi-environment deployment.
Set Up Application Observability
Implement the three pillars of observability (logs, metrics, traces) with OpenTelemetry, Prometheus, and Grafana dashboards.
Source Code Security Audit
Audit your code security according to the OWASP Top 10 with vulnerability identification, exploitation PoC, and fixes.
Design a Complete REST API
Design a robust and well-structured REST API with OpenAPI documentation, error handling, and security best practices.
Analyze and Optimize Algorithmic Complexity
Analyze the Big O complexity of your algorithms and optimize them with appropriate data structures and more efficient algorithms.
Master Advanced TypeScript Types
Strengthen your code's type safety with advanced generics, utility types, and discriminated unions.
Optimize Slow SQL Queries
Analyze and optimize your slow SQL queries through execution plan analysis and precise index recommendations.
Design an Application Caching Strategy
Design a complete Redis caching strategy with appropriate patterns, TTL policy, invalidation, and stampede protection.
Optimize React Application Performance
Optimize your React application to achieve excellent Core Web Vitals metrics through advanced memoization and code splitting techniques.