- Home: https://ostermiller.org/ladder/
- Inspiration: Ladder
- State: mature, inactive since 2005
- Download: https://ostermiller.org/ladder/download.html
- Keyword: arcade, remake, text-based
- Code language: Java
- Code license: GPL-2.0
- Developer: Stephen Ostermiller
Small compatibility release in 2020. Sources are included in JAR file.