Discover the Best Free AI Skills
You do not need a budget to get started with AI skills. The open source community and independent creators have developed powerful, completely free skills covering a wide range of needs. Here is our selection of the 10 best free skills you can install right now.
1. Git Commit Writer
Category: Development Install time: 2 minutes
This skill analyzes your git changes (diff) and automatically generates clear, descriptive commit messages following conventions (Conventional Commits, Gitmoji, or custom). No more vague commit messages like "fix stuff" or "update."
Why adopt it: it standardizes commit messages across your entire team and facilitates automatic changelog generation.
2. Code Reviewer
Category: Development Install time: 2 minutes
A skill that performs automated code reviews. It analyzes your code to detect potential bugs, security issues, best practice violations, and optimization opportunities. It generates constructive comments like a senior developer would.
Why adopt it: it complements human reviews and catches issues that traditional linters miss.
3. README Generator
Category: Documentation Install time: 1 minute
This skill analyzes your project structure, source code, and configuration files to generate a complete, professional README.md. It includes installation, usage, code examples, API documentation, and contribution information.
Why adopt it: a good README is your project's showcase. This skill guarantees professional results in seconds.
4. Meeting Notes Summarizer
Category: Productivity Install time: 1 minute
Transform your raw meeting notes into structured minutes. This skill extracts decisions made, action items (with owners and deadlines), open issues, and generates an executive summary.
Why adopt it: it saves you 15-20 minutes after every meeting and ensures nothing is forgotten.
5. SQL Query Builder
Category: Data Install time: 2 minutes
Describe what you want in natural language, and this skill generates the corresponding SQL query. It supports PostgreSQL, MySQL, SQLite, and SQL Server. It automatically optimizes queries and explains performance choices.
Why adopt it: ideal for analysts who are not fully comfortable with SQL or developers who want to speed up writing complex queries.
6. API Documentation Writer
Category: Documentation Install time: 2 minutes
This skill generates complete API documentation in OpenAPI/Swagger format from your source code. It automatically detects endpoints, parameters, response types, and usage examples.
Why adopt it: maintaining up-to-date API documentation is painful. This skill automates the process and ensures synchronization with your code.
7. Email Composer
Category: Communication Install time: 1 minute
Write professional emails in a flash. Provide the context and desired tone, and this skill produces a structured, appropriate email. It handles different registers (formal, friendly, urgent) and languages (English, French, Spanish, German).
Why adopt it: perfect for crafting delicate emails or writing in a language you have not fully mastered.
8. Test Generator
Category: Development Install time: 2 minutes
Generate unit and integration tests automatically from your existing code. This skill supports major frameworks (Jest, Pytest, JUnit, Go testing) and generates test cases covering normal scenarios, edge cases, and errors.
Why adopt it: it significantly increases your test coverage without effort and catches edge cases you might not have considered.
9. Data Analyzer
Category: Data Install time: 2 minutes
Import a CSV or JSON file and get a complete analysis: descriptive statistics, visualizations, anomaly detection, correlations, and insights. This skill generates a clear, actionable report, even for non-statisticians.
Why adopt it: transform any dataset into actionable insights without writing a single line of code.
10. Blog Post Writer
Category: Content Install time: 1 minute
Generate SEO-optimized blog posts from a topic or brief. This skill produces structured content with headings, subheadings, engaging introduction, argued body, and conclusion with call to action. It integrates keywords naturally.
Why adopt it: ideal for maintaining a regular publication rhythm on your company or personal blog.
How to Install an AI Skill
Installing a skill is simple and fast:
- Find the skill in the Skills Guides catalog
- Copy the install command (usually a single line)
- Paste it in your terminal or code editor
- Test immediately with a real use case
Most skills work without additional configuration. Some require a SKILL.md file in your project to customize their behavior.
Tips for Getting Started
- Start with one skill that addresses an immediate need
- Test on a real project, not a toy project
- Customize settings to adapt the skill to your context
- Share your feedback with the community to improve skills
The Open Source AI Skills Community
The AI skills ecosystem is rapidly expanding thanks to the community. Developers worldwide create and share free skills that address varied needs. By contributing — even through simple experience feedback — you help improve these tools for everyone.
Explore the full catalog of free skills on Skills Guides and start boosting your productivity now.