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dify vs mermaid

dify and mermaid share 6 technologies: js-yaml, Ajv, sharp, elkjs, dompurify, and katex. dify is written in Python and mermaid in TypeScript.

Read it as markdown

What they share and what sets them apart

langgenius

dify

Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Deploy on cloud, VPC, or self-hosted, so teams move from prototype to production without rebuilding the stack.

Python160.4kRead on November 4, 2026, at commit 1ac9aa0What is dify built with?
mermaid-js

mermaid

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

TypeScript91kRead on November 4, 2026, at commit 63333fdWhat is mermaid built with?

In common

Only in dify

Only in mermaid

  • markdown-table
  • stylis
  • roughjs
  • D3
  • dagre-d3-es
  • cytoscape
  • cytoscape-cose-bilkent
  • cytoscape-fcose
  • @braintree/sanitize-url
  • marked

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
dify2,369,007 lines written6,557 code files
mermaid232,641 lines written670 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
dify5.1% of its commits signed by AIWith GitHub Copilot, Claude Code, Gemini CLI, Codex, Jules, Devin, Cursor, and Warp
mermaid5.1% of its commits signed by AIWith Claude Code, Codex, Cursor, GitHub Copilot, and CodeRabbit
ActivityFrom GitHub and its history, on the day SeeRepo read it.
difyLast push November 4, 202614,820 commits160,382 stars
mermaidLast push November 4, 202611,988 commits91,011 stars
TestsThe files that test the code, and the share of code files a test imports.
dify4,748 test files67.4% of its code files have a test that imports them
mermaid505 test files40.1% of its code files have a test that imports them

Frequently asked questions

Which is bigger, dify or mermaid?
dify, with 2,369,007 lines written; mermaid has 232,641.

The proof: langgenius/dify's code at commit 1ac9aa0

Which has more GitHub stars, dify or mermaid?
dify, with 160,382 stars; mermaid has 91,011.

The proof: langgenius/dify on GitHub

Which has more tests, dify or mermaid?
dify, with 4,748 test files; mermaid has 505.

The proof: langgenius/dify's code at commit 1ac9aa0

Which was updated more recently, dify or mermaid?
Both got their last push on November 4, 2026.

The proof: mermaid-js/mermaid's commits on GitHub

Which has more commits signed by AI, dify or mermaid?
In both, an AI signed 5.1% of their commits.

The proof: the commits each tool signed in langgenius/dify

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