Incompatible

Please note that while this list is frequently updated, it is by no means a be all to end all of incompatible mods. There could be some we have missed.

Usable With A Patch
These mods can be used so long as their external compatability patch is installed as well.
 * Avali Triage
 * Custom Collections UI
 * Many Tabs - mech UI and Lab directory broken. Requires patch.

Potential Issues

 * Damage cap Begone - Messes with damage scaling
 * Augment Extractor - Already included in FU
 * Aimable Shields - All shields in FU are already aimable
 * Earths Finest: Crew Improvements - FU includes most of these changes
 * Non-Uniform - Works fine, but your crew will sometimes be nude
 * Enable Monster Special Attacks - FU Already does this.
 * Classical Weaponry - Partially included in FU, and may break rapiers or other weapons.

Risky, avoid

 * Very Varied Vehicles - Outdated, breaks vehicles.
 * Melee Aiming - Interacts poorly with FU balance
 * Draconis FU Addon - Outdated. Breaks things.
 * Legacy Fuels - Duplicate plutonium issue
 * Improved Containers - Outdated mod. Use Enhanced Storage instead.
 * Madtulips Mod - FU already contains a BYOS system
 * BYOS (BuildYourOwnShip) - FU already contains a BYOS system
 * Tier 9/Tier 10 ships - Breaks BYOS

Completely Incompatible

 * Less Floaty Movement - Breaks swimming and certain tile interactions
 * Death Gore - Breaks mechs, for some reason
 * Any Navigation UI mod - will break universe display
 * Moon Overhaul - Massively outdated, messes with universe generation
 * Luxury Blocks - Conflicting IDs. Will crash.
 * Spooky Tweaks - Direct conflicts, and is outdated. FU does most of what it does anyhow.
 * Weapon Megapack - Direct conflicts due to duplicate filenames.
 * Enhanced Beginning - Breaks game start
 * Optional Story - Breaks game start
 * Sandbound - Breaks game start
 * Guard Plus Plus - Breaks something.
 * Dynamic Fuel Hatch - Conflicts with BYOS
 * Translocator (Teleport Tech) - Breaks techs
 * Modular Mech Improvements - Conflicts with Mech code
 * Ooze Race - Outdated. physics file conflicts.
 * Reclaimed Goods - breaks item unlocks
 * Universe Scanner - Edits cockpit.lua which will break universe exploration
 * Realistic Fuel Costs - Conflicts with BYOS
 * Trading Cards - Will not work with FU collections
 * Melee Weapon Types - Conflicts with weapons
 * Aperture Science Mech - Completely broken due to patching incorrectly
 * Easy Ores - breaks volatile powder
 * Steven Universe Items - Outdated. conflicting IDs
 * Optional Erchius Facility Quest: Already optional in FU. Also breaks BYOS.
 * Rexmeck CSGO weapons - Tool upgrade conflicts
 * Manufacturer's Touch - Breaks weapons
 * Weapon Retrofitting Station - Breaks weapons
 * Weapon Fusion Station - Breaks weapons
 * Weapon Stats - Breaks weapons
 * Dynamic Combat - Breaks weapons
 * Weapon Reinforcer - Breaks weapons
 * Weapon Assembly - Breaks weapons