This example shows how you can use arc42 in combination with the C4 model and the Documentation as Code technique.

Fundoc - the right way to generate documentation

File/code generator using Scriban text templates populated with C# code metadata from Roslyn API.

A modern system for literate programming.

The powerful PHP framework behind Shopiro.ca

Render and preview mermaid (*.mmd) diagrams in the Visual Studio

Publisher of documents to confluence

Set of tools to deal with markdown files and Confluence: publish, dump, convert

Scalable build tool for distributed documentation sources

The open-source repo for docs.github.com.

A documentation automation system for SaMD and medical device software. Documentation-as-code for ISO62304 compliant development processes.

This GitHub Action automatically generates and updates Structurizr diagrams on pull requests. It's designed to simplify the process of keeping architecture diagrams up-to-date with the latest changes in your codebase.

CrateDB MCP Server for natural-language Text-to-SQL and documentation retrieval.

POC for cozy API validation, typing, and OpenAPI/swagger schema generation with Zod and Express

This is a demonstration repo, showing how to use the docs-from-tests python package.

A Docker image with structurizr-cli with Git, Graphviz, jq, and PlantUML

Opiniated product engineering starter kit

All Day DevOps - Doc As Code

AI agents can write code. But can they finish projects? Checkpoint contracts with built-in verification — so you review 200-line specs instead of 2,000-line PRs, catch problems before they become thousands of bad lines, and the next agent doesn't need to reverse-engineer what happened.

GitHub template repository for collaborative software system documentation projects with architecture diagrams generated from a Structurizr DSL model