Game request: Tower Toppler (AKA Nebulus)
Flathub Discourse [Unofficial]
May 14, 2026
Project information:
The game is a reimplementation of the old game known as Tower Toppler or Nebulus. In this puzzle platformer you have to help a cute little green dude walk around the tower which is revolving on the screen, so that you only see the 180° that are currently visible.
Name: Tower Toppler (AKA Nebulus)
License: GPL-3
Upstream has been contacted: No
Homepage:
* Andreas Röver / toppler · GitLab
* https://toppler.sourceforge.net/ (moved to GitLab)
* tower toppler download | SourceForge.net (moved to GitLab)
* Tower Toppler
In other distros:
* AUR (en) - toppler → PKGBUILD
* nixpkgs/pkgs/by-name/to/toppler/package.nix at master · NixOS/nixpkgs · GitHub
* I Challenge Thee
* toppler - Alpine Linux packages
* toppler packages - Repology
Discussion in the ATmosphere