obsidian

Install command: 
brew install --cask obsidian

Name: Obsidian

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

https://obsidian.md/

Cask JSON API: /api/cask/obsidian.json

Cask code: obsidian.rb on GitHub

Current version: 1.9.14

Requirements: macOS >= 11

Analytics:

Installs (30 days)
obsidian 7,592
Installs (90 days)
obsidian 21,510
Installs (365 days)
obsidian 83,261