Sequa.AI vs diagram-gen
diagram-gen is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑18.
Sequa.AI is an MCP server published by sequa-ai. Marketplaces we read that list it: 1 (Docker MCP Catalog). diagram-gen is a plugin bundle for AI coding tools published by barnburner121. No marketplace we read lists it any more. As of our marketplace pass on 2026-10-22. A plugin in this pair is no longer listed on any marketplace we read, so search engines are asked not to index the page.
Where each is published
| Marketplace |  Sequa.AI | |
|---|---|---|
| Docker MCP Catalog | Listed Version: sha256:f4e0e271c5c5 Forks (GitHub): 5 Pulls (Docker Hub): 10 437 Stars (Docker Hub): 1 Stars (GitHub): 22 Not marked · First seen |
Not listed |
| Community marketplace barnburner121/claude-plugin-marketplace | Not listed | Removed on 2026-10-18 Version: 1.0.0 Forks (GitHub): 0 Stars (GitHub): 3 Not marked · First seen |
Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.
The facts side by side
| Fact | Sequa.AI | diagram-genno longer listed · |
|---|---|---|
| Marketplaces that list it (differs) | 1 | 0 |
| Stars (GitHub) (differs) | 22 | 3 |
| Pulls (Docker Hub) (differs) | 10 437 | No figure on Docker Hub |
| Forks (GitHub) (differs) | 5 | 0 |
| Last release | Not published | Not published |
| Where it runs (differs) | On your machine (mcp/sequa) | On your machine (@barnburner121/plugin-hub-mcp) |
| Transport (differs) | stdio | Not stated |
| Tools it declares (differs) | 1 | Not published |
| Environment variables it asks for (differs) | 2, secrets among them: 1 | Not published |
| Parts of the bundle (differs) | Not a bundle | 2 |
| Licence | MIT | MIT |
| Repository (differs) | github.com/sequa-ai/sequa-mcp | github.com/barnburner121/claude-plugin-marketplace |
| Changes in the last 7 days (differs) | 0 | 2 |
| First seen (differs) | 2026-10-11 | 2026-10-14 |
Lines where the two differ have a tinted background and bold values. No value is marked better or worse: a plugin no marketplace lists any more is shown with its last known data, which we do not rank against current figures.
What to use instead of diagram-gen
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
-
Generate Mermaid architecture diagrams showing system components, layers, and data flows
-
Automatic creation of codebase diagrams for use in tldiagram.com
-
Create, validate, and render Mermaid diagrams
-
Diagram authoring skills — Mermaid diagrams written to standalone files, rendered with mermaid-cli, and visually checked by a validator subagent before they go into a plan, an MR…
-
Render, validate, encode/decode PlantUML diagram-as-code; 22 diagram types. Free, no auth.
-
Excalidraw diagramming toolkit — say 'diagram this repo' for zero-config architecture diagrams, plus data flows, parameter traces, and PNG/SVG/URL export
What each says it does
Sequa.AI
Stop stitching context for Copilot and Cursor. With Sequa MCP, your AI tools know your entire codebase and docs out of the box.
diagram-gen
Generate Mermaid/PlantUML diagrams from code
How to run each
Sequa.AI As a local MCP server: Docker image
claude mcp add --env "API_KEY=<YOUR_API_KEY>" --transport stdio sequa -- docker run -i --rm -e API_KEY mcp/sequaRequires: API_KEY (secret)
diagram-gen
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
Commands built only from what the marketplaces declare; the full set for every client is on each card.
Tools each declares
The marketplaces of diagram-gen publish no list of tools, so we do not compare tools.
Settings each asks for
The marketplaces of diagram-gen publish no settings it asks for, so we do not compare settings.
What it can do: Sequa.AI · What it can do: diagram-gen · Compare two other plugins
Data comes from the Docker MCP Catalog (desktop.docker.com/mcp/catalog) and Docker Hub. Data comes from public marketplace files in GitHub repositories of their authors. Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.