How to Fish

Adds Messages in a Bottle that float at sea. They hold procedurally generated treasure maps, crowd-sourced notes, random bait and more!

Server-authoritative API for custom How to Fish bosses with phases, abilities, vanilla boss UI and FishNet multiplayer.

Shared mod support for How to Fish. Required by Gambler's Reach and Tidehaul Nets; adds no gameplay content on its own.

Library for mod authors: load custom OBJ/MTL/PNG models without AssetBundles, so a game update cannot invalidate your art. Handles pipeline-correct materials, cutout transparency and player overrides.

How to Fish Localization API is a shared dependency API for How to Fish mods. It lets compatible mods load their own language files and update their UI when the game language changes.

HowtoFishIdentityAPI is a shared identity verification API for How to Fish mods. It gives server-authoritative mods a stable, verified player key.

Developer API for authoritative timed player statuses, synchronization, and native HUD presentation.

Developer library for adding timed status icons that match How to Fish's native vitals UI.

Developer API for registering upgrades and managing persistent player ownership and activation.

HTF MoreHead is a BepInEx cosmetic framework for How to Fish. Content creators build independent .htfhhh AssetBundles with the Unity SDK; players select them through the game's original Hat, Accessory, and Outfit arrows.

Automatic rolling backups of your save files, with a Backups tab in the Load Game screen. Restores mod data alongside the save, so a snapshot puts everything back together.

Runtime API for How to Fish custom-item mods, with automatic Item IDs, AssetBundle icons and hand poses, game-component reconstruction, and FishNet spawning.

Add quest NPCs to How to Fish by writing a JSON file. Dialogue, an item they want, and a reward the game already knows how to save. No code needed, with a C# API for mods that want one.

Windows for mods, cloned from the game's own widgets.

Lets other mods add custom fish to the game. Fish are caught, sold, cooked and listed in the journal like any other. Adds no fish on its own.