100 Days at Sea Guides
Use this hub for beginner help, farming routes, boss prep, event notes, and advanced strategy.
Recommended guides
Start with pages that match real player questions
Pick the guide that matches your current problem, then check codes, rankings, calculator notes, or wiki details before spending rare resources.
Guide
Beginner guide
First-session path, mistakes to avoid, and what to unlock first.
GuideResource and upgrade guide
Mid-game priorities, resource planning, boat upgrades, and safer routes.
GuideHazards and exploration
Late-game routes, enemy or hazard prep, and disputed discoveries.
Update watchUpdates and events
Check what changed before trusting new codes, route advice, wiki entities, or upgrade priorities.
Check updates before following old routes
Patch changes can affect codes, resources, hazards, and upgrade priorities. Use the update checklist before trusting older guide advice.