Games like Lagrange Front Idle
Games like Lagrange Front Idle include Cookie Clicker, Nodebuster, FTL: Faster Than Light, Cosmoteer: Starship Architect & Commander, and A Game About Feeding A Black Hole. We matched them by the tags players give Lagrange Front Idle on Steam (Strategy, Idler, Incremental, War, and Space): closest matches first, and among equally close ones the better-known games.

Cookie Clicker
Shared: Idler · Incremental · Casual

Nodebuster
Shared: Strategy · Incremental · Idler

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

Cosmoteer: Starship Architect & Commander
Shared: Strategy · Sci-fi · Space

A Game About Feeding A Black Hole
Shared: Incremental · Strategy · Idler

Stellaris
Shared: Strategy · Space · Sci-fi

Idle Champions of the Forgotten Realms
Shared: Idler · Strategy · Incremental

Deep Space Cache
Shared: Strategy · Incremental · Idler

Firestone – Idle Clicker Online RPG
Shared: Idler · Incremental · Strategy

STAR WARS™ Empire at War - Gold Pack
Shared: Strategy · Space · Sci-fi

Dragon Cliff
Shared: Strategy · Idler · Incremental

Hardspace: Shipbreaker
Shared: Space · Sci-fi · Strategy

Shelldiver
Shared: Incremental · Idler · Casual

(the) Gnorp Apologue
Shared: Idler · Strategy · Incremental

Keep on Mining!
Shared: Idler · Incremental · Casual

Chef Knight
Shared: Strategy · Incremental · Idler

Bills Must Be Paid
Shared: Incremental · Strategy · Idler

SPACEPLAN
Shared: Incremental · Space · Idler

Tower Wizard
Shared: Idler · Incremental · Strategy

X4: Foundations
Shared: Space · Strategy · Space Sim

Starpoint Gemini Warlords
Shared: Strategy · Space · Sci-fi

Battlefleet Gothic: Armada 2
Shared: Strategy · Space · Sci-fi

Totally Accurate Battle Simulator
Shared: Strategy · War · Simulation

Incredicer
Shared: Idler · Incremental · Strategy