UKTrainSim
80
Freeware
Operate 50 re-skinned steam locomotives in your train simulator.
6
Valve
6
Demo
Portal is one of the most innovative video games released in the past few years.
Prism Studios
27
Freeware
Solve various puzzle chambers in order to proceed forward.
7
Studio MARS / Hanbit Soft
3
Freeware
Neo Steam : The Shattered Continent - an awesome and very entertaining game from Studio MARS, design....
2
UKTrainSim
24
Freeware
It is a free train simulator route add-on set in the Steam era.
113
Zexdestroyer
1,260
Freeware
Patch for games to make them playable without Steam.
2
steam-water-properties
38
Shareware
A comprehensive steam table software for finding steam and water properties.
4
Archon Cayman
74
Shareware
Archon's Steam Tables is the program that gives the steam table values.
Taftan Data
7
Shareware
Steam Properties is an application that calculates properties of steam/water.
7
American Process Inc
113
Shareware
Steam Calculator is a steam table calculator built as an MS Excel add-in.
2
Flexware, Inc.
Commercial
Steam Flex is a program based on Keenan & Keyes steam tables.
1
Enhanced Steam
157
Freeware
Enhanced Steam adds many new features to the Steam website.
25
jshackles
2,338
Open source
Idle Master idles your Steam games to extract all of your Steam Trading Cards.
4
Blumont Interactive
2,115
Open source
Steam Customizer lets you edit Steam skin files (STSKIN format).
74
Foyl
36
Open source
Upload screenshots to the Steam Cloud without Steam in-game overlay.
95
RTG Data Systems
14
Freeware
Amazing Portal Generator is a program that lets you design your own Web portal.