msgfiler

Install command: 
brew install --cask msgfiler

Name: MsgFiler

Keyboard-based email filing application for Apple Mail

https://msgfiler.com/

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

Cask code: msgfiler.rb on GitHub

Current version: 4.3.0.60,20251001,162152

Requirements: macOS >= 13

Analytics:

Installs (30 days)
msgfiler 5
Installs (90 days)
msgfiler 8
Installs (365 days)
msgfiler 19