Alternatives to (Un)colored

Knowledge base that works on top of a local folder of plain text Markdown files

Markdown editor

Native document editor

Configurable document editor that supports Markdown

Text editor for code, markup and prose

Word processor

Document editor

Previewer for Markdown, MultiMarkdown and other text markup languages

Markdown editor with live preview and syntax highlighting

Plain-text editor for web pages, program source codes and more

Note taking app

Markdown editor