Newegg - ON THIS DAY IN GAMING HISTORY: Doug E. Smith's PC classic, Lode Runner, was published by Brøderbund, becoming one of the first games to include a level editor. The game
Commodore C64 Manual: Lode Runner (1983)(Broderbund)[Cartridge] : Free Download, Borrow, and Streaming : Internet Archive
![Lode Runner (VIC-20, Cartridge) Broderbund Software - 1983 USA, Canada Release - Eli's Software Encyclopedia Lode Runner (VIC-20, Cartridge) Broderbund Software - 1983 USA, Canada Release - Eli's Software Encyclopedia](https://elisoftware.org/w/images/e/eb/Brode0098.png)