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[fuzzy76@PeAr-MacBook-Pro:~] brew config
HOMEBREW_VERSION: 2.1.11
ORIGIN: https://github.com/Homebrew/brew
HEAD: 37714b5ce1e4909d4d61de2af98343c7012f7cd9
Last commit: 5 weeks ago
Core tap ORIGIN: https://github.com/Homebrew/homebrew-core
Core tap HEAD: 4f31187d3624daf191612ef2965a20f34c27a89f
Core tap last commit: 67 minutes ago
HOMEBREW_PREFIX: /usr/local
HOMEBREW_CASK_OPTS: --appdir=/Applications
CPU: quad-core 64-bit skylake
Homebrew Ruby: 2.3.7 => /System/Library/Frameworks/Ruby.framework/Versions/2.3/usr/bin/ruby
Clang: 11.0 build 1100
Git: 2.21.0 => /Applications/Xcode.app/Contents/Developer/usr/bin/git
Curl: 7.54.0 => /usr/bin/curl
Java: 13
macOS: 10.14.6-x86_64
CLT: 10.3.0.0.1.1562985497
Xcode: 11.0
CLT headers: 10.3.0.0.1.1562985497
XQuartz: 2.7.11 => /opt/X11

Schismtracker is broken. It opens a blank window, and the menus doesn't work.

All I do is brew install schismtracker followed by schismtracker.

I notice that the latest version of schismtracker is distributed as an app, so it should probably be converted to a cask.