If you are looking for this software, it is strongly recommended to use official sources rather than third-party zip files:

Legitimate SilverBullet is a "programmable, private, browser-based" markdown editor designed for self-hosting. Its core features include:

: It features a "Live Preview" mode where markdown syntax is rendered instantly but remains directly editable.

: Users can write Lua scripts directly within their notes to create custom commands, templates, or widgets.