Kerbal Space Program
2,275 Mods
MechJeb2
4M DownloadsAutopilot, Information displays, and general Automation plugin
Kerbal Engineer Redux
2M DownloadsKerbal Engineer reveals important statistics about your ship and its orbit during building and flight.
OPT Space Plane Parts V2.0
664k DownloadsLarge, Sleek Spaceplane Parts!
Docking Port Alignment Indicator
640k DownloadsThe Docking Port Alignment Indicator is designed to help you dock manually, by presenting target alignment and relative position in a clean and intuitive manner.
Kerbal Alarm Clock
549k DownloadsThe Kerbal Alarm Clock is a plugin that allows you to create reminder alarms at future periods to help you manage your flights and not warp past important times.
SpaceY Lifters (SYL) by NecroBones
406k DownloadsParts for large lifting rockets, 5m rocket parts and large SRBs, and matching decouplers for Kerbal Space Program.
Stockalike Station Parts Expansion Redux
386k DownloadsBuild stations with inflables, centrifuges and much much more!
Chatterer
362k DownloadsA plugin for Kerbal Space Program which adds some SSTV, beeps, and nonsensical radio chatter between your crewed command pods and Mission Control. There is also some environmental sounds as : wind in atmosphere, breathing on EVA and background noises insid
TAC Life Support
347k DownloadsA life support system from Thunder Aerospace Corporation (TAC).
Interstellar Fuel Switch
328k DownloadsInterstellar Fuel Switch is mend for mod makers which want to add resource/mesh/texture switching to their tanks
Near Future Exploration
276k DownloadsNew probe and communication parts
Near Future Aeronautics
243k DownloadsAdvanced aircraft engines and accessories
MechJeb Embedded Universal
195k DownloadsMechJeb Embedded with ModuleManager it Gives MechJeb Functionality to every command module, even from mods! Version Independent (should be :P) Career mode supported
Far Future Technologies
183k DownloadsOptimistic but generally viable future spacecraft technologies.
(6S) Service Compartment Tubes (SCT)
138k DownloadsEver wanted to have smooth rockets without putting RCS tanks, batteries, mechjeb and whatnot on the top of the hull? Here’s a solution! And it is only 2 PARTS!!!
Lazor System
132k DownloadsLazor System is an advanced targeting and guidance system with a lot of functions bundled in subsystems which can be activated by placing colored lazors on your vessel.
SpaceY Expanded (SYX) by NecroBones
120k DownloadsAn optional add-on for the SpaceY Heavy Lifters parts pack, adding 7.5m parts, engines, and other accesories.
The Maritime Pack
118k DownloadsYachts, Cargo Ships, Carriers, Paddlewheelers, RoRo's, Submarines, Tug Boats and lots more.
Modular Rocket Systems (MRS) by Orvidius
116k DownloadsA parts pack mod containing a variety of stock-alike parts that are meant to fill in the existing gaps in the stock selection, and offer additional cosmetic options.
Enhanced NavBall [v1.3]
114k DownloadsAdds extra features to the navball