new entries

games/simulation/_toc.md

@@ -6,6 +6,7 @@
 - **[LinCity](lincity.md)** (C, mature, inactice since 2005)
 - **[LinCity-NG](lincity_ng.md)** (C++, beta)
 - **[Micropolis](micropolis.md)** (C++, Java, Python, mature)
+- **[Open Rails](open_rails.md)** (C#, GPL-3.0, mature)
 - **[Open Transport Tycoon](open_transport_tycoon.md)** (C++, mature)
 - **[OpenCity](open_city.md)** (C++, beta)
 - **[Our Personal Space](our_personal_space.md)** (Ren'py)

games/simulation/open_rails.md

@@ -0,0 +1,13 @@
+# Open Rails
+
+_Train simulator for the largest collection of digital content in the world - routes, rolling stock and activities._
+
+- Home: http://openrails.org/
+- Download: http://openrails.org/download/program/
+- State: mature
+- Code: http://openrails.org/contribute/developing-code/ (svn)
+- Language(s): C#
+- License: GPL-3.0
+
+## Building
+