writui

writui is a writing app for the terminal, built around Markdown. Writers compose text in Markdown syntax, a lightweight plain-text format that can be used directly from the command line.

According to its product page, writui is an encrypted writing app that combines encryption with Markdown-based writing in a terminal environment. Writers who prefer working in a terminal can find the product at writui.com. The listing is brief, so details such as platform support and pricing are not described here.