Kerbal Space Program
2,277 Mods
Parts O' Plenty
10.7k DownloadsKerbalKingsInc. adds some useful parts that can be used in anything from Aircraft to Giant ROCKETS
RSS Constellations
10.6k DownloadsAdds several new stars and dozens of new exoplanets into Real Solar System, all of which exist in real life!
KerBalloons - Reinflated
10.2k DownloadsKerBalloons - Scientific research balloons
KerbNet Controller
9.8k DownloadsAdds a toolbar button to open KerbNet along with several useful features
Axial Aerospace Ltd (AAL)
9.6k DownloadsAdds Axial Aerospace Ltd. Agent, Flags, and common config files used in all Axial Aerospace's add-ons for Kerbal Space Program.
Time Control
9.5k DownloadsSlow motion, super phys-warp, and custom-set warp rates and altitude limits
Simple Cargo Solutions (CARGO) by artwhaley
9.3k Downloadsjust a couple of simple Stock-alike cargo bays.... and here they are!
L-Tech Scientific Industries
9.1k DownloadsL-Tech Sciencific Industries, Is a mod designed to add to the career mode of Kerbal Space Program.
OScience Laboratories (OSL)
9k DownloadsScience parts addon consisting of seven science experiments, one science lab, and five novel science experiments for Kerbal Space Program.
UranianBlue's Interstellar Planets and Parts
9k DownloadsA Kopernicus Planet Pack and Part Pack
tweakscale (upgraded)
8.9k Downloadsbasically tweakscale but with more rescalables parts (1.8 to 1.10)
Kerbal Krash System
8.9k DownloadsKerbal Krash System rewrites collisions in Kerbal Space Program. KKS crumples your creations and reduces the efficiency of your crafts instead of just exploding on impact.
[0.23.5] MechJeb2 Embbeded
8.8k DownloadsAdds MechJeb to all stock manned and unmanned command modules
Rusty Star Shipyards (RSS)
8.6k DownloadsAdds Rusty Star Shipyards's agent, flags, and common config files used in all Rusty Star Rockets add-ons for Kerbal Space Program.
Star Wars Laser Add-on to BD Armory
8.5k DownloadsThis mod adds a number of additional laser guns to the BD Armory mod
WW2 Warships
8.5k DownloadsAllows you to build real sized, heavy warships for use with NAS & BDA, and sink them.
Planet Wiki
8.1k DownloadsPlanet Wiki is an in-game reference sheet full of information on every celestial body in the game.
Rover Anti Gravity System (RAGS) by Lunatic Aeronautics
8k DownloadsGet better control over your Rover by switching the gravitational influence to another celestial body.
EvaFollower
8k DownloadsA mod for Kerbal Space Program; command other kerbals. Allows you to force kerbals to follow you and make them patrol the area.
kRPC: Control the game using C#, C++, Java, Lua, Python...
7.8k DownloadskRPC allows you to control Kerbal Space Program from scripts running outside of the game. It has client libraries for many popular languages.