Games like TechWorld
Games like TechWorld include XCOM 2, Dungeon of the ENDLESS™, Bloons TD 6, The Last Spell, and FTL: Faster Than Light. We matched them by the tags players give TechWorld on Steam (RPG, Tower Defense, Strategy, Strategy RPG, and Roguelike): closest matches first, and among equally close ones the better-known games.

XCOM 2
Shared: Strategy · RPG · Tactical

Dungeon of the ENDLESS™
Shared: Tower Defense · Strategy · Roguelike

Bloons TD 6
Shared: Tower Defense · Strategy · 3D

The Last Spell
Shared: RPG · Strategy · Strategy RPG

FTL: Faster Than Light
Shared: Strategy · Roguelike · Sci-fi

Rogue Tower
Shared: Tower Defense · Strategy · Roguelike

Dome Keeper
Shared: Roguelike · Tower Defense · Post-apocalyptic

Total War: WARHAMMER
Shared: RPG · Strategy · Strategy RPG

Thronefall
Shared: Tower Defense · Strategy · 3D

Aliens: Dark Descent
Shared: Strategy · Tactical · Top-Down

Emberward
Shared: Tower Defense · Strategy · 3D

Outpost: Infinity Siege
Shared: Tower Defense · 3D · Post-apocalyptic

Kenshi
Shared: RPG · Strategy RPG · Post-apocalyptic

Jagged Alliance 3
Shared: Strategy · RPG · Strategy RPG

Stoneshard
Shared: RPG · Strategy · Roguelike

Tower Dominion
Shared: Tower Defense · Strategy · Roguelike

Quasimorph
Shared: RPG · Strategy · Roguelike

Kingdom Rush - Tower Defense
Shared: Tower Defense · Strategy · Tactical

Fallout: New Vegas
Shared: RPG · Post-apocalyptic · Singleplayer

SpellForce: Conquest of Eo
Shared: RPG · Strategy · Strategy RPG

Wasteland 2: Director's Cut
Shared: RPG · Strategy · Post-apocalyptic

Cluckmech Oasis
Shared: Strategy · Tower Defense · Roguelike

Mutant Year Zero: Road to Eden
Shared: RPG · Strategy · Post-apocalyptic

Heroes' Vow: Three Kingdoms
Shared: RPG · Strategy · Strategy RPG