# Guides

> [crefft](/index.md) > Guides

crefft's guides are grouped by subject. Each category has its own index.

| Category                | Index                                                 | Covers                                                                                          |
| ----------------------- | ----------------------------------------------------- | ----------------------------------------------------------------------------------------------- |
| Languages               | [languages/README.md](/guides/languages.md)           | Python, Ruby, Go, Rust, TypeScript, C#, .NET, SQL, Shell, CSS                                   |
| Frameworks              | [frameworks/README.md](/guides/frameworks.md)         | Axum, Django, FastAPI, Flask, Gin, Hanami, Next.js, Rails, React, Sinatra, Strawberry, Tailwind |
| AI-assisted development | [ai/README.md](/guides/ai.md)                         | Claude, Claude Code, OpenAI, Gemini, local models, agents, security                             |
| API design              | [api/README.md](/guides/api.md)                       | REST and GraphQL                                                                                |
| Design                  | [design/README.md](/guides/design.md)                 | Design systems, components, accessibility, motion                                               |
| Documentation           | [docs/README.md](/guides/docs.md)                     | Markdown and specifications                                                                     |
| Infrastructure          | [infrastructure/README.md](/guides/infrastructure.md) | Operating systems, services, Ansible, Docker                                                    |
| Process                 | [process/README.md](/guides/process.md)               | Testing, versioning, CI/CD, GitHub templates                                                    |

Every guide follows the house rules in [AGENTS.md](/raw/AGENTS.md): RFC 2119
keywords, a rationale for each recommendation, Do/Don't examples, and pinned
tool versions.

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Source version: 2026.10.4. [Source file](https://github.com/agh/crefft/blob/703c8156f7604b464921c851535242202541cfb3/guides/README.md).