| Item Name↑ | Code Name | Version | Type | Category | Mod | |
 | Test Tube with HMTD Crystals | HCGlasstubehmtd | B41 Beta | Weapon | Alchemy | Hydrocraft |
 | Test Tube with Mild Poison | HCTesttubepoisonmild | B41 Beta | Drainable | Poison | Hydrocraft |
 | Test Tube with Strong Poison | HCTesttubepoisonstrong | B41 Beta | Drainable | Poison | Hydrocraft |
 | Testtube Holder | HCTesttubeholder | B41 Beta | Normal | Lab | Hydrocraft |
 | Testtube with Morphine | HCTesttubemorphincork | B41 Beta | Drainable | Drugs Opium | Hydrocraft |
 | Testtube with Morphine | HCTesttubemorphinrubber | B41 Beta | Drainable | Drugs Opium | Hydrocraft |
 | Tetterwort | HCTetterwort | B41 Beta | Normal | Foraging | Hydrocraft |
 | The Farming Magazine | FarmingMag1 | 41.1 | Literature | items_literature | Classic |
 | The Herbalist | HerbalistMag | 41.1 | Literature | items_literature | Classic |
 | The Hunter Magazine Vol. 1 | HuntingMag1 | 41.1 | Literature | items_literature | Classic |
 | The Hunter Magazine Vol. 2 | HuntingMag2 | 41.1 | Literature | items_literature | Classic |
 | The Hunter Magazine Vol. 3 | HuntingMag3 | 41.1 | Literature | items_literature | Classic |
 | The Metalwork Magazine Vol. 1 | MetalworkMag1 | B41 Beta | Literature | items_literature | Hydrocraft |
 | The Metalwork Magazine Vol. 2 | MetalworkMag2 | B41 Beta | Literature | items_literature | Hydrocraft |
 | The Metalwork Magazine Vol. 3 | MetalworkMag3 | B41 Beta | Literature | items_literature | Hydrocraft |
| The Metalwork Magazine Vol. 4 | MetalworkMag4 | B41 Beta | Literature | items_literature | Hydrocraft |
 | The Smithing Magazine Vol. 1 | SmithingMag1 | B41 Beta | Literature | items_literature | Hydrocraft |
 | The Smithing Magazine Vol. 2 | SmithingMag2 | B41 Beta | Literature | items_literature | Hydrocraft |
 | The Smithing Magazine Vol. 3 | SmithingMag3 | B41 Beta | Literature | items_literature | Hydrocraft |
 | The Smithing Magazine Vol. 4 | SmithingMag4 | B41 Beta | Literature | items_literature | Hydrocraft |
 | Thermite | HCThermite | B41 Beta | Normal | Alchemy | Hydrocraft |
 | Thermite Bomb | HCThermitebomb | B41 Beta | Weapon | Weapons Explosives | Hydrocraft |
 | Thermite Bomb MK1 On | HCThermitebombmk1 | B41 Beta | Weapon | Weapons Explosives | Hydrocraft |
 | Thermite Bomb MK2 Off | HCThermitebombmk2off | B41 Beta | Normal | Weapons Explosives | Hydrocraft |
 | Thermite Bomb MK2 On | HCThermitebombmk2on | B41 Beta | Weapon | Weapons Explosives | Hydrocraft |
 | Thermite Bomb MK3 Off | HCThermitebombmk3off | B41 Beta | Normal | Weapons Explosives | Hydrocraft |
 | Thermite Bomb MK3 On | HCThermitebombmk3on | B41 Beta | Weapon | Weapons Explosives | Hydrocraft |
 | Thermocouple | HCThermocouple | B41 Beta | Normal | Industrial | Hydrocraft |
 | Thermocouple Wire | HCWirethermocouple | B41 Beta | Drainable | Industrial | Hydrocraft |
 | Thermometer | HCThermometer | B41 Beta | Normal | Medical | Hydrocraft |
 | Thermos | HCThermos | B41 Beta | Normal | Kitchen | Hydrocraft |
| Thermos of Black Coffee | HCThermoscoffee | B41 Beta | Food | Food Drinks | Hydrocraft |
| Thermos of Coffee with Sugar | HCThermoscoffeesugar | B41 Beta | Food | Food Drinks | Hydrocraft |
| Thermos of Coffee with Sugar and Milk | HCThermoscoffeesugarmilk | B41 Beta | Food | Food Drinks | Hydrocraft |
| Thermos with Water | HCThermosfull | B41 Beta | Drainable | Kitchen | Hydrocraft |
 | Thesaurus | HCBookthesaurus | B41 Beta | Literature | Books | Hydrocraft |
 | Thick Jeans | HCJeans | B41 Beta | Normal | Armor | Hydrocraft |
 | Thick Rope | HCRopethick | B41 Beta | Normal | Tailoring | Hydrocraft |
 | Thimble | HCThimble | B41 Beta | Normal | Tailoring | Hydrocraft |
 | Thin Rope | HCRopethin | B41 Beta | Normal | Tailoring | Hydrocraft |
 | Thistle | HCThistle | B41 Beta | Normal | Foraging | Hydrocraft |
 | Thistle Tea | HCThistleteamug | B41 Beta | Food | Herbalism | Hydrocraft |
 | Thistle Tea | HCThistleteaclaymug | B41 Beta | Food | Herbalism | Hydrocraft |
 | Thorium Ore | HCThoriumore | B41 Beta | Normal | Mining | Hydrocraft |
 | Thread | Thread | 41.1 | Drainable | items | Classic |
 | Three Logs Stack | LogStacks3 | 41.1 | Normal | newitems | Classic |
 | Thresher | HCThresher | B41 Beta | Normal | Carpentry | Hydrocraft |
 | Thumbtack | HCThumbtack | B41 Beta | Normal | Office | Hydrocraft |
 | ThunderGas T-Shirt | Tshirt_ThunderGas | 41.1 | Clothing | clothing/clothing_shirts | Classic |
 | Thyme | HCThyme | B41 Beta | Food | Food Condiments | Hydrocraft |
 | Ticket Over the River | HCTicketOR | B41 Beta | Normal | Travel | Hydrocraft |
| Ticket Over to Midway Island | HCTicketMI | B41 Beta | Normal | Travel | Hydrocraft |
| Ticket to Bedford Falls | HCTicketBF | B41 Beta | Normal | Travel | Hydrocraft |
| Ticket to Crossroads | HCTicketCR | B41 Beta | Normal | Travel | Hydrocraft |
| Ticket to New Denver | HCTicketND | B41 Beta | Normal | Travel | Hydrocraft |
| Ticket to Valley Station | HCTicketVS | B41 Beta | Normal | Travel | Hydrocraft |
 | Tie | Tie_Full | 41.1 | Clothing | clothing/clothing_others | Classic |
 | Tight Fit Apron | Apron_WhiteTEXTURE | 41.1 | Clothing | clothing/clothing_others | Classic |
 | Tights | TightsBlack | 41.1 | Clothing | clothing/clothing_underwear | Classic |
 | Tights Semi Transparent | TightsBlackSemiTrans | 41.1 | Clothing | clothing/clothing_underwear | Classic |
 | Tights Transparent | TightsBlackTrans | 41.1 | Clothing | clothing/clothing_underwear | Classic |
 | Timer | Timer | 41.1 | Normal | newitems | Classic |
 | Tin Can | HCBeansempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCDogfoodempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCTunatinempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedcornempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedpearempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedpeasempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedspamempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCTinnedsoupempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedappleempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedchiliempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedpeachempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedpotatoempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedtomatoempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedcarrotsempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedpumpkinempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedsardinesempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedbologneseempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedmushroomsempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedpineappleempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedcornedbeefempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedgreenbeansempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedcranberriesempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedravioliopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedsoupclassicempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedmushroomsoupempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedrefriedbeansempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedmacncheeseopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedcheesesauceopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedchickenbreastopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedfruitcocktailopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedgovermentbeefopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedgovermentporkopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedgovermentbreadopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedspaghettiringsopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedpiefillingappleopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedgovermentchickenopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedpiefillingcherryopenempty | B41 Beta | Normal | Trash | Hydrocraft |
 | Tin Can | HCCannedpiefillingblueberryopenempty | B41 Beta | Normal | Trash | Hydrocraft |
