This is a framework for the creation of custom acts. I hope that this motivates folks to get creative as it should get rid of a bulk of the "how the hell do I even start with this". Sourcecode as well as a how-to guide are available under https://github.co...

Used to play .anm2 files from The Binding of Isaac. Source code & docs: https://github.com/tldyl/Anm2Player/...

BaseMod is an open-source API for modding Slay the Spire. It provides an extra layer on top of ModTheSpire's low-level API to make the creation of mods easier. BaseMod provides such things as: A dev console Adding new characters Adding new cards Adding new...

This mod is based of Library of Ruina. This mod is in the beta phase, may have many issues. If you meet any issue, please send your feedback towards me, thank you! If you have any ideas or suggestions, you're welcome to provide them. This mod contains: New...

This mod is based of Lobotomy Corporation. This brings you a new special experience (lol). Please try not to feel discouraged if you die too many times at the beginning, because everything is going to be alright! Once you understand this mod enough, we bel...

Note: This mod is no longer being updated. It's been far too long now, and I need to move on. This mod adds: * 60+ Relics (4 ironclad, 4 silent, 6 defect, 1 watcher, 50+ shared) * 70+ Cards (15 ironclad, 15 silent, 15 defect, 11 watcher, 15 colorless, 15 c...

This mod is an expansion to Library of Ruina Mod. But this mod could run without Library of Ruina mod. Library of Ruina mod: https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=2405293544 This mod contains: 1. Boss fight (need to use original map to enc...

ModTheSpire is the mod loader for Slay the Spire. You must subscribe to ModTheSpire if you want to play with mods. If you're interested in creating mods for Slay the Spire, check out the BaseMod wiki. If you'd like to contribute to the code behind ModTheSp...

Adds a brand-new Act 1, 2, 3, 4, and 5 inspired by Library of Ruina. Dive into a sprawling, mysterious library where the monsters inside the books are very much alive. Fight through these horrid creatures, recount the memories of those that have fallen bef...

https://i.imgur.com/tqqdsGH.png Multiplayer comes to Slay the Spire! What is Together in Spire? Together in Spire is a mod that allows you to play Slay the Spire with up to 10 friends! You can create lobbies using Steam (one click) or with Port Forwarding,...

StSLib is an open-source group of generalized common keywords, mechanics, relic hooks, and power hooks for mod makers to use in order to avoid each mod maker needing to re-implement the same code over and over. If you're creating mods for Slay the Spire an...