Kerbal Space Program
2,277 Mods
Utility and Navigation
Miscellaneous
Science
Parts Pack
Propulsion
Structural and Aerodynamic
Gameplay
Resources
Command and Control
Ship Systems
Sub-Assembly
Physics
Twitch Integration
Kerbal GPS
30.1k DownloadsLaunch a Working Global Navigation Satellite System
Space Dust
29.8k DownloadsAdds atmospheric and exospheric resources plus parts to harvest them
W.A.R.P. Drive
29.5k DownloadsWD-9385 Wrapped Aero Rocket Propulsion Drive
KSP Spanish Translation (Traducción castellano)
29.1k DownloadsV4.1 BETA full
North Kerbin Dynamic Renewed
27.6k DownloadsA mod that add nukes to the base kerbal space program experience
JSI Advanced Transparent Pods
27.2k DownloadsThis mod contains a Part Module that allows Part Transparency (ability to see inside the parts to the IVAs) in the editor and in flight.
Universal Storage 1.0 (for KSP 1.0)
27.2k DownloadsUniversal Storage provides modular resource storage for Stock KSP as well as add-on packs for KAS, TAC, ECLSS and others!
Fusebox
27.2k DownloadsElectric charge tracker - design and flight. Low charge warp halt, darkness calculator. Toolbar integration.
Science Relay
27.1k DownloadsTransmit science between vessels using the Comm Network
SpaceX Historic Archive (LHA) by LazarusLuan
27.1k DownloadsA 9-piece,parts pack for the SpaceX Launch Pack that includes the original DragonRider concept capsule and associated parts.
Interstellar Flight Inc. - Kerbal Life Support Mod
26.8k DownloadsLife Support use and tracking Mod with low overhead and easy to use.
Large Boat Parts Pack
26.7k DownloadsA less parts, less laggy, shipbuilding experience
BioDomes and Stanford Toruses
25.9k DownloadsEver wanted to store kerbals in space for years without them bouncing off the walls of a tin can?
ID Flags and Decals
25.8k DownloadsIdentify your ships and parts.
TweakScale Companion (the "ÜberPaket")
25.8k DownloadsA Mega Distribution Package with all the currently available Companions for TweakScale!
SafeChute
25.6k DownloadsSafeChute takes you out of time warp when your parachutes deploy, and also just above landing. You can restart time warp manually after SafeChute stops it.
Rover Wheel Sounds
25.5k DownloadsAdds sound effects to rover wheels.
Astronomer's Performance Improvement
25.4k DownloadsSeamless cfg tweak that greatly improves performance (duh) primarily while in orbit.
Atmospheric Sound Enhancement
25.4k DownloadsSonic booms and muffled or silenced sounds in space.
Behemoth Aerospace Engineering (BAE) by greystork and Comwarrior
25.3k DownloadsWhen we say large... 99 behemoth parts