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Top DIAGRAMS-AS-CODE GitHub Repositories & Tools (2026)

Discover the most starred and trending open source tools tagged with #diagrams-as-code.

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3 matching projects · updated Sep 28, 2026 How we rank ↗

#1 TRENDING mermaid-js/mermaid TypeScript 2014

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown

◇ diagrams ◇ diagrams-as-code ◇ documentation ◇ flowchart

9.3K ↑ +7 today

#2 TRENDING CodeBoarding/CodeBoarding Python NEW 2025

Interactive architecture diagrams for codebases

◇ agents ◇ aiagentic ◇ code-visualization ◇ code-visualization-tool

204 ↑ +1 today

#3 TRENDING plantuml/plantuml Java 2010

Generate diagrams from textual description

◇ diagram ◇ diagram-as-code ◇ diagrams ◇ diagrams-as-code

1.2K ↑ +1 today

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