Apps with 'Plain text authoring' feature

An end-to-end encrypted note-taking by Proton. Offline access, unlimited sync across devices, tagging, passcode and biometric security, plus advanced premium privacy features.

Very similar to Notational Velocity but for Windows.

Vimwiki is a personal wiki for Vim -- a number of linked text files that have their own syntax highlighting.

AceText is a smart software tool that simplifies working with text by enabling you to store, manage, edit and reuse text from a central location.

The merge of convenience and cool! Hovercraft! is a tool to make impress.js presentations from reStructuredText.