Mermaid.js Archives - Ryan Thomas Huff

NerdGram1337 editor open to NetworkMap.mmd, with Mermaid source on the left, a Dark theme live preview on the right, Auto-Update turned on, and an Export as menu in the header.

November 12, 2026

NerdGram1337 Now Includes an Offline Mermaid Syntax Reference Library

NerdGram1337 now ships an offline Mermaid syntax reference library. Open it from the sidebar or the editor,[…]

NerdGram1337 new-diagram screen titled What do you want to diagram?, with fields for diagram name and an optional folder, and a box for pasting Mermaid code.

November 12, 2026

NerdGram1337: Local Mermaid Diagramming With No Cloud, No Ads, and No Paywall

I got tired of cloud diagramming tools and stale PNGs, so I built NerdGram1337. It's a local-run[…]