Mods / Libraries

• RRoRR Modding Toolkitby RoRRModdingToolkit[Legacy - use ReturnsAPI] Friendly abstractions of the game's internal functions for easier modding.75.2k downloadsupdated 12 mo ago
• TTomlHelperby SmoothSpatulaHelper mod for saving and loading Toml config files.35.0k downloadsupdated 18 mo ago
• EENVYby MGReturnsA plugin to allow ReturnOfModding plugins greater control of their environment.33.9k downloadsupdated 20 mo ago
• HHelperFunctionsby KlehrikDeprecated by its author: do not install this. [DEPRECATED] A collection of helper functions for modding.25.7k downloadsupdated 2 y ago
• RReturnsAPIby ReturnsAPI(Mostly done) API for modding Risk of Rain Returns.23.8k downloadsupdated 5 mo ago
• CCurseHelperby KlehrikAllows for applying visible maximum health reduction.14.4k downloadsupdated 19 mo ago
• CCooldownHelperby KlehrikAllows for displaying cooldowns on the HUD.13.9k downloadsupdated 22 mo ago
• MMPSelectorby hinybDeprecated by its author: do not install this. Add a small feature to select player.2.2k downloadsupdated 22 mo ago
• SStageVariantsby 0n_xHelper mod to create visual stage variants2.0k downloadsupdated 14 mo ago
• SSimpleConfigAPIby hinybHelps create config menus.1.9k downloadsupdated 6 mo ago
• AAuriePackby TomatBundled Aurie and YYTK files for native GameMaker modding.1.5k downloadsupdated 3 y ago
• SStagePrefabsby 0n_xHelper to create stage parts that can be placed like objects679 downloadsupdated 13 mo ago

12 libraries mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.