#mdx

Mermaid NG — Visual Editor

NGPowerToys

WYSIWYG, drag-and-drop visual editor for AI-friendly Mermaid diagrams — what you see is what you get. For architects and developers — build, edit, and round-trip flowcharts, sequence, class, ER, and state diagrams across .md and .mmd files. Multi-sheet (draw.io style), fully offline (Mermaid 11.15.0

Mermaid Preview — 100% Offline

brainfkt

Offline-first Mermaid diagram preview for VS Code—with professional export, no account, and no required network connection.

Markdown Read Aloud (Piper)

Larsini

Reads Markdown and plain text aloud with local Piper text-to-speech – no cloud, no account.

Ether Themes

Priyaank

Ether Themes — 25 WCAG-validated dark color themes, 496 React/Next.js/TypeScript snippets, and bundled Astro, Vue, Svelte, MDX, Angular, Kotlin, AIDL, ProGuard & Dotenv syntax highlighting for VS Code and Cursor.

Psy-Phy Preview

psyphy

Live preview for .md and .mdx files using Psy-Phy components. Write plain markdown, see it rendered beautifully, export a ready-to-use .mdx file.

TM1 IDE

flameY3T1

IDE for IBM Planning Analytics / TM1: TI editor with linter, formatter & autocomplete, cube viewer (write-back & spreading), dimension editor, MDX runner, rule editor, chores, security management, TI test framework and Git integration.

EasyView_Md

zhangxy

A visual Markdown editor for VS Code with rich editing, document conversion, and export tools.

Anti-Slop

SkeinLLC

Flags AI-slop patterns in markdown and plain text: banned vocab, em dashes, negative parallelisms, rule of three, parataxis runs, and the rest.

EPM Workbench

epmworkbench

Write, check, and run Oracle EPM business rules in VS Code. Member and template autocomplete, mistakes caught as you type, and deploy without leaving the editor.

Fumadocs Preview

ResearchAndDesire

Live-preview any MDX/Markdown file or folder with a real Fumadocs site, rendered side-by-side inside VSCode.

Pandoc Manuscript Tools

cesaryuan

Local VS Code helpers for Pandoc Markdown labels, cross references, math hovers, and outline symbols.

MarkCopy: Rich Markdown, CSV, Excel, PDF & STL Preview

OwenPKent

One-stop Markdown, CSV, Excel, PDF, and STL preview with right-click copy: rich text, per-element (code / table / diagram), Markdown, CSV/TSV, and PNG.