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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 337-348 of 397 prompts

πŸ’»DeveloppementIntermediateAll AIs

GitHub Copilot Prompt for Creating Software Architecture

GitHub Copilot, the AI development assistant integrated into IDEs, is a valuable ally for designing robust software architectures. Rather than starting from a blank slate, you can use Copilot Chat to generate architecture proposals tailored to your technical context: pattern choices, module breakdown, interface definition, and data flows. The tool excels particularly when given clear constraints (tech stack, volume, team size) because it draws on millions of open-source projects to suggest proven structures. Whether you are designing a modular monolith, microservices architecture, or event-driven system, a well-structured prompt lets you obtain a complete architectural skeleton with diagrams, file trees, and technical justifications. This guide provides optimized prompts to turn Copilot into a true software architect, capable of producing actionable architecture documents for your development team.

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πŸ’»DeveloppementIntermediateChatGPT

ChatGPT Prompt to Create a Software Architecture

Software architecture is the backbone of any development project. It determines maintainability, scalability, and performance of an application in the long run. Yet, designing a solid architecture requires deep expertise and a global vision that even experienced developers sometimes struggle to mobilize when faced with new constraints. ChatGPT becomes a strategic ally here: by providing it with a well-structured prompt, you get a complete architecture proposal integrating patterns adapted to your context, justified technology choices, and clearly explained trade-offs. Whether you are launching a startup, migrating a monolith to microservices, or designing a high-availability distributed system, ChatGPT helps you explore architectural options, identify technical risks upfront, and document your decisions. The goal is not to replace the architect, but to significantly accelerate the exploration and formalization phase, producing actionable deliverables from the first iteration.

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πŸ’»DeveloppementIntermediateAll AIs

Perplexity Prompt to Create E2E Tests

End-to-end (E2E) tests are essential to ensure your application works correctly from the end user's perspective. However, manually writing them is time-consuming and error-prone. Perplexity, thanks to its ability to synthesize updated technical information and generate contextual code, becomes a valuable ally for creating robust E2E test suites. By combining its knowledge of modern testing frameworks (Playwright, Cypress, Selenium) with a fine understanding of your user journeys, Perplexity can produce comprehensive test scenarios covering nominal cases, edge cases, and error scenarios. This guide provides an optimized prompt to fully leverage Perplexity in generating E2E tests, whether you are working on a web, mobile, or complex API application. You will obtain structured, maintainable tests aligned with current automated testing best practices.

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πŸ’»DeveloppementIntermediateAll AIs

Stable Diffusion Prompt for Generating SQL Queries

Stable Diffusion, renowned for its image generation capabilities, can be creatively repurposed to produce visualizations related to SQL queries. Although Stable Diffusion is primarily a latent diffusion model designed for images, it finds a surprising use in the database field: generating visual schemas of SQL queries, entity-relationship diagrams, graphical representations of table structures, or even educational illustrations to accompany technical documentation. By combining precise prompts describing database diagrams, data flows, or query interfaces, you can obtain professional visuals that make complex SQL queries easier to understand. This approach is particularly useful for trainers, technical writers, and developers who want to enhance their presentations or documentation with clear and aesthetically pleasing illustrations. In this guide, we offer optimized prompts for Stable Diffusion that will allow you to create impactful visuals around the SQL universe, from relational schemas to representations of complex joins.

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πŸ’»DeveloppementIntermediateChatGPT

ChatGPT Prompt to Generate a Database Schema

Designing a database schema is a fundamental step in any software project. A well-thought-out schema ensures data consistency, optimizes query performance, and facilitates long-term maintenance. Yet this task requires expertise in relational modeling, normalization, and choosing suitable data types. ChatGPT can significantly accelerate this process by generating a structured schema from a functional description of your project. By providing the business context, main entities, and expected relationships, you obtain in seconds a complete SQL schema with primary keys, foreign keys, indexes, and constraints. The AI can also suggest optimizations such as targeted denormalization for read-heavy cases, or recommend proven patterns like soft delete or table polymorphism. Whether you are working on a SaaS application, an e-commerce site, or an internal management system, ChatGPT adapts the schema to your chosen DBMS β€” PostgreSQL, MySQL, SQLite, or SQL Server β€” while adhering to each engine's conventions and native types.

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πŸ’»DeveloppementIntermediateChatGPT

Prompt ChatGPT to Generate SQL Queries

Generating SQL queries is an essential skill for any developer, data analyst, or database administrator. However, writing complex queries involving multiple joins, nested subqueries, or aggregate functions can be time-consuming and error-prone. ChatGPT transforms this practice radically by allowing you to describe your needs in natural language to obtain optimized and functional SQL queries in seconds. Whether you work with MySQL, PostgreSQL, SQL Server, or SQLite, the AI adapts to the specific syntax of your database management system. By providing your table schema and a clear description of what you want, you can generate perfectly structured SELECT, INSERT, UPDATE, or DELETE queries. ChatGPT also excels at line-by-line explanations of generated queries, making it a valuable learning tool for beginners and professionals alike who wish to explore advanced SQL features like CTEs, window functions, or recursive queries.

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πŸ’»DeveloppementIntermediateAll AIs

Sora Prompt for Creating E2E Tests

End-to-end (E2E) tests are essential for ensuring application reliability, but writing them remains time-consuming and repetitive. Sora, thanks to its advanced generation capabilities, makes it possible to automate the creation of complete E2E test scenarios in seconds. By formulating a precise prompt describing user journeys, expected interactions, and validation criteria, you obtain structured test suites covering nominal cases as well as edge cases. The prompt engineering approach applied to Sora transforms how QA and development teams approach test coverage. Instead of starting from a blank page, you describe the expected behavior of your application in natural language, and Sora generates the corresponding test code with appropriate assertions. This method significantly reduces the time needed to set up an E2E suite while maintaining a professional quality level. Whether you use Playwright, Cypress, or Selenium, the prompts presented here adapt to your technical stack and the complexity of your application.

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πŸ’»DeveloppementIntermediateAll AIs

Stable Diffusion Prompt to Generate JavaScript Code

Stable Diffusion is an AI image generation model, not a proper code generation tool. However, it can be used creatively in the context of JavaScript development. Stable Diffusion excels at creating code-related visuals: stylized screenshots of JavaScript snippets, illustrations of programming concepts, software architecture diagrams, or educational images for tutorials and technical documentation. By combining well-crafted prompts, you can generate visual representations of JavaScript code on screen, infographics explaining algorithms, or illustrations for your technical blog posts. This approach is particularly useful for tech content creators, web development instructors, and marketing teams who need professional visuals around JavaScript programming. In this guide, we offer optimized prompts for achieving high-quality visual renderings featuring JavaScript code in various visual contexts.

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πŸ’»DeveloppementIntermediateAll AIs

Sora Prompt for Creating Software Architecture

Sora, OpenAI's video generation model, opens up unprecedented perspectives for visualizing software architectures. Where static diagrams struggle to convey the complexity of data flows, microservices interactions, or deployment patterns, Sora enables the creation of dynamic visual animations that bring your systems to life. Whether you are preparing a presentation for non-technical stakeholders, documenting a complex distributed architecture, or wish to illustrate the path of a request through the different layers of your application, Sora transforms your textual descriptions into clear and professional explanatory videos. By combining precise instructions on components, flows, and interactions, you obtain animated visualizations that make the abstract tangible. This guide provides you with optimized prompts for generating visual representations of software architectures with Sora, from simple animated diagrams to complete simulations of a distributed production system.

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πŸ’»DeveloppementIntermediateAll AIs

GitHub Copilot Prompt to Create a Chatbot

GitHub Copilot has become an essential assistant for developers looking to accelerate the creation of conversational applications. Creating a chatbot involves many technical steps: system architecture, conversation flow management, integration of natural language processing APIs, and implementation of a responsive user interface. With a well-structured prompt, GitHub Copilot can generate the essential code, from the backend for message management to the logic for routing user intents. The challenge is to formulate a request precise enough for Copilot to understand the type of chatbot envisioned (customer support, automated FAQ, virtual assistant), the chosen tech stack, and expected features. An effective prompt allows you to go from idea to functional prototype in a fraction of the usual time, while producing maintainable and extensible code. In this guide, you will find an optimized main prompt as well as variants adapted to your expertise level, to fully leverage GitHub Copilot's potential in creating your chatbot.

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πŸ’»DeveloppementIntermediateChatGPT

ChatGPT Prompt for Generating JavaScript Code

ChatGPT has become an essential tool for JavaScript developers, whether beginners or experienced. Thanks to its ability to understand natural language instructions, it can generate functional JavaScript code in seconds: utility functions, DOM manipulation, API calls, complex algorithms, or interactive components. But the quality of the generated code depends directly on the precision of the prompt used. A vague prompt will yield a generic result, while a structured prompt β€” specifying context, technical constraints, expected code style, and edge cases to handle β€” will produce clean, maintainable code ready to integrate into your project. In this guide, you will find a main prompt optimized for generating JavaScript code with ChatGPT, as well as three variants adapted to your level. Whether you want to quickly prototype a feature, learn new ES6+ syntax, or produce production-ready code with error handling and JSDoc typing, these prompts will save you considerable time while helping you improve.

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πŸ’»DeveloppementIntermediateAll AIs

Stable Diffusion Prompt to Create a Software Architecture

Stable Diffusion offers fascinating possibilities for visualizing abstract concepts like software architecture. By combining precise technical terms with suitable visual directives, it becomes possible to generate stylized diagrams, infrastructure schemas, and visual representations of complex systems. Whether you are a developer looking to illustrate technical documentation, a software architect preparing a presentation, or a trainer aiming to make abstract concepts tangible, Stable Diffusion can transform your text descriptions into impactful visuals. The tool particularly excels at creating conceptual illustrations showing interactions between components, data flows, and abstraction layers. While Stable Diffusion does not replace traditional UML diagramming tools, it brings an artistic and instantly understandable dimension to your architectures, ideal for executive presentations, technical blog posts, or training materials. The key lies in crafting prompts that balance technical precision with visual vocabulary the model masters.

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