vuescan

Install command: 
brew install --cask vuescan

Name: VueScan

App that provides drivers for older model scanners that are no longer supported

https://www.hamrick.com/

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

Cask code: vuescan.rb on GitHub

Current version: 9.8.46

Requirements: macOS >= 10.11

Analytics:

Installs (30 days)
vuescan 67
Installs (90 days)
vuescan 174
Installs (365 days)
vuescan 788