Simple Gauss-Krüger transformation for C++

For batch conversion of RT 90 and SWEREF 99 coords to and from WGS84 lat, lng

Python library for transformation of geographic coordinates between WGS84 and the Swedish coordinate reference systems SWEREF99 and RT90

RT90, SWEREF99 and WGS84 coordinate transformation library written in Swift

TypeScript library for transformation of geographic coordinates between WGS84 and the Swedish coordinate reference systems SWEREF99 and RT90

Dart library for transformation of geographic coordinates between WGS84 and the Swedish coordinate reference systems SWEREF99 and RT90

JVM (Scala/Java) library for transformation of geographic coordinates between WGS84 and the Swedish coordinate reference systems SWEREF99 and RT90

CLI for converting coordinates between geodetic WGS84 and Swedish grid RT90 and SWEREF99 systems

C#.NET library for transformation of geographic coordinates between WGS84 and the Swedish coordinate reference systems SWEREF99 and RT90