Unrivalled writing experience.

Rich markdown editor

StackEdit’s syntax highlighting is unique. The refined text formatting of the editor helps you visualize the final rendering of your documents.

WYSIWYG controls

StackEdit provides very handy formatting buttons and shortcuts, thanks to PageDown, the WYSIWYG-style markdown editor used by Stack Overflow.

Live preview with ScrollSync

StackEdit’s ScrollSync extension binds together the scrollbars of the preview panel and the editor panel to ensure that you can always keep an eye on the output while writing.

Built-in spell-checker

StackEdit uses browser’s built-in spell-checker to perform efficient, multi-language spell-checking and correction suggestions.

Fully customizable

StackEdit has an infinite combinations of settings. Themes, layout, shortcuts, extensions… almost everything can be personalized. For the rest, StackEdit lets you create your own extension…

Designed for web writing

Simultaneous collaboration

Documents in StackEdit can be synchronized and shared through Google Drive and Dropbox. When two collaborators are working on the same document at the same time, StackEdit takes care of merging the modifications.

Review comments

StackEdit allows you to insert inline comments and embed collaborator discussions in your documents, much like Microsoft Word or Google Docs.

Publish straight to your blog

StackEdit can upload your documents directly to Blogger, GitHub, Tumblr, WordPress… You can choose whether to upload in markdown format, HTML, or to format the output using Underscore template engine.

Write offline

Even when you travel, StackEdit is still accessible and lets you write in documents offline just like any desktop application. Now, you have no excuse!

Extended markdown support

GitHub Flavored Markdown

StackEdit supports different markdown flavors such as Markdown Extra and GitHub flavored Markdown. Each markdown feature can be enabled or disabled at your convenience.

LaTeX mathematical expressions

StackEdit integrates MathJax to render mathematics from LaTeX expressions inside your markdown document, as you would do on Stack Exchange.

UML diagrams

StackEdit enables you to write sequence diagrams and flow charts using a simple text syntax.