Local-first • Runs in your browser • No signup

A fast, local-first Markdown editor for real work.

LocalMark Studio helps you write and organize Markdown with a real file tree, a command palette, smart paste from the web, and a split-pane preview with scroll sync.

Launch the editor Explore features
IndexedDB storageImport HTML → MarkdownExport: MD / HTML / PDF / JSON
What you get
Built for speed
File tree

Folders, files, rename, delete — organized like a real project.

Command palette

Quick actions with ⌘⇧P / Ctrl⇧P (plus F1).

Split preview

Live preview with themes and scroll sync.

Smart paste

Paste HTML and get clean Markdown automatically.

Features that stay out of your way

Everything is stored locally in your browser (IndexedDB) — great for drafts, notes, and private writing.

Local-first storage

Files live in your browser. No accounts required.

Search + replace

Find matches across files and replace safely.

Tags + metadata

Add tags and custom key-value metadata per file.

Mermaid diagrams

Toggle Mermaid support to render flowcharts and diagrams.

Math (KaTeX)

Toggle math support for LaTeX equations rendered with KaTeX.

Import + export

Import Markdown/text (or HTML → Markdown). Export as MD, HTML, PDF, or JSON metadata.

A simple workflow

Step 1
Create files and folders

Organize notes like a project: nested folders, rename, delete, and quick navigation.

Step 2
Write with speed

Use the command palette to toggle preview, themes, and Markdown features.

Step 3
Export when you’re ready

Download a Markdown file, a styled HTML page, a PDF, or JSON metadata.

Export formats

LocalMark Studio supports exporting the active document as:

Markdown
Raw .md source
Styled HTML
Standalone web page
PDF
Print-ready output
JSON metadata
Full file attributes
Tip: Import HTML files and convert them to Markdown automatically.
Try it now

FAQ

Where are my files stored?

Locally in your browser using IndexedDB. This keeps your notes fast and private.

Does it work offline?

Your documents are stored locally, so they remain available even without an internet connection.

Can I export my work?

Yes — export Markdown, HTML, PDF, or JSON metadata from the editor.

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