Turn any idea, plan, or codebase into a beautiful interactive diagram. An agent skill for Claude Code, Codex, and more.
Diagrams As Code GitHub Repositories (2026) · Open Source Tools
Discover the best Diagrams As Code open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.
Architecture diagrams and checkable docs from your codebase — ERD, C4, API and lifecycle — generated from Prisma, OpenAPI or GraphQL. One HTML file, no server.
Interactive architecture diagrams for codebases
A text diagram language where you say where things go. Playground: reladraw.github.io/reladraw
Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown
Generate diagrams from textual description
Animated, explorable diagrams for Claude and other coding agents, from a short JSON spec.