MWeb can handle professional-level markdown with support for markdown extensions. It provides publishing to various social networks and blogging formats, as well as various preview themes. It also has two work modes: external, which allows the addition of external folders; and library, designed for note-taking and static blogging.

Features

• Full GFM (GitHub Flavored Markdown) supported
• Publish/Update to Wordpress, Metaweblog API services, Wordpress.com, Evernote, Blogger, Tumblr.
• Drag-and-drop or paste to insert pictrue and display immediately.
• Live preview and export to PDF/HTML/RTF/DOCX
• External folder, library, static blog/website generator

What's New:

Version 4.3.1:

• Added: Now when opening a document, it will automatically scroll to the position when the document was last closed.
• Added: Starting from this version, the non-Store version supports automatic updates, and it is no longer necessary to go to the official website to download.
• Added: Added "Automatic Equation Numbering" option for LaTeX equations, in "Preferences - General - LaTeX more settings".
• Added: holding a option key and click a category in the Library or a folder in External folder mode will "expand/collapse" all subcategories.
• Improved: When importing a theme, if an existing name is detected, it will first ask whether to overwrite the theme with the same name.
• It is no longer necessary to distinguish between the Big Sur version and the Catalina version.
• Other bug fixes and improvements.

Screenshots:

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