Mods / Boss

• SSilkenSistersby al3ks1sMod that adds a duo Lace/Phantom memory fight - Playtest version, expect bugs and weird issues. Report issues at https://github.com/al3ks1s/SilkenSisters/issues.11.5k downloadsupdated 7 mo ago
• RRadianceby chunniunaiRadiance is a Hollow Knight: Silksong mod that adds a new challenge room in the **top-left area of BellTown**. From this new entrance, you can challenge **Radiance**10.7k downloadsupdated 7 mo ago
• DDoubleEnemiesModby adwamogusDoubles every Enemy, Arena and Boss. Config options such as a multiplier, filters and extra features are available9.6k downloadsupdated 11 mo ago
• FForgottenKingdomsby ForgottenKingdomsExplore the kingdom of Kimera and try to save it from the curse of the sand. Discover new secrets, collect scrolls, investigate the dark past and uncertain future in Forgotten Kingdoms. Interact with the pilgrim in Nameless town to start.8.1k downloadsupdated 3 mo ago
• KKarmelitaPrimeby MicheliniDevAn extraordinarily harder rework for Skarrsinger Karmelita.5.6k downloadsupdated 12 mo ago
• LLostAndChainedby Samihamer1A reimagined final battle with Lost Lace, featuring Grand Mother Silk4.8k downloadsupdated 7 mo ago
• KKing Of The Coral Kinby AstrumNovaCrust King Khann is getting the buff he deserves. 11.57.26.12.2025 FIX4.6k downloadsupdated 10 mo ago
• AAwakenedGrandMotherSilkby LaunferHigh-effort alterations to the Grand Mother Silk boss fight to bring her to the difficulty she should have had4.2k downloadsupdated 7 mo ago
• LLast Arbiterby slimybonesjonesLast Judge rework, now worthy of guarding The Citadel of Song.3.5k downloadsupdated 13 mo ago
• SSilkGoddessby EpsilonDeltaA mod that lets you fight buffed Grand Mother Silk3.4k downloadsupdated 11 mo ago
• FFifthChorusby ProdiGGReworked Fourth Chorus Bossfight3.4k downloadsupdated 12 mo ago
• PPhantom Of The Organby ZhoroxPhantom boss tweak to make them more challenging overall2.9k downloadsupdated 12 mo ago
• AAnySilkBossby chunniunaiThis is a mod that modifies Silk's combat mode with two modes, offering dozens of additional and varied attack styles.2.9k downloadsupdated 6 mo ago
• FFaded Phantomby spaet1sHarder rework of the boss Phantom2.8k downloadsupdated 11 mo ago
• SSILKSONG LOST LANDSby LostLandsDeprecated by its author: do not install this. This is a map made by many, that will expand pharloom greatly, adding new areas, tools, bosses, and much more!2.7k downloadsupdated 6 mo ago
• SSkarrQueenby EpsilonDownA mod that lets you fight buffed Skarrsinger Karmelita.2.0k downloadsupdated 12 mo ago
• GGauntletSongby SkongGauntletGuyAdds a ludicrous amount of gauntlets to the game, as well as new enemies, bosses, and reworked progression.1.6k downloadsupdated 3 mo ago
• WWhiteKnightLaceby CC_CollectionA mod that makes Lace's second fight more difficult with some unused and original attacks.1.5k downloadsupdated 7 mo ago
• RRevolt And Devotionby AstrumNovaFirst Sinner and Widow double bossfight.1.3k downloadsupdated 10 mo ago
• SSkipKarmelitaArenaby randomscorpSkips most bosses arenas1.1k downloadsupdated 10 mo ago
• MMitosisDancersby EpsilonDeltaA mod that lets you fight duplicating cogwork dancers.993 downloadsupdated 4 mo ago
• TThreadspunWraithPhantomOverhaulby CC_CollectionAn overhaul of the Phantom boss fight, featuring a new phase and design.957 downloadsupdated 9 mo ago
• TThe Festival of Foolsby ResolveAn architect custom map featuring several new gauntlets and bosses, a custom save meant to replace save slot 4 is included and must be downloaded manually from within the mod folder.873 downloadsupdated 6 mo ago
• FFraudLaceby EpsilonDeltaA mod that makes Lost lace Extremely difficult. AKA Any Lace.761 downloadsupdated 4 mo ago
• FForsakenSentinelsby CC_CollectionAdds Second Sentinel to the Phantom fight with a new attack. Crossing certain hp thresholds of either boss will lower the other's hp.517 downloadsupdated 9 mo ago
• AAeternal Everwatcherby AstrumNovaAeternal Everwatcher is a rework of Watcher At The Edge, making it a parry focused bossfight.499 downloadsupdated 6 mo ago
• PPale Automatonby AstrumNovaPale Automaton turns Second Sentinel into a 4 phase parry focused fight.489 downloadsupdated 5 mo ago
• GGauntletSongby gauntletGangDeprecated by its author: do not install this. Adds a ludicrous amount of gauntlets to the game, as well as new enemies, bosses, and reworked progression.54 downloadsupdated 6 mo ago
• PPantheonOfPharloomby aroarrowDeprecated by its author: do not install this. Enter the Land of Pantheons, where you will beat rush of enemies and probably Gauntlets52 downloadsupdated 4 mo ago

29 boss 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.