This is an Object Pascal Wrapper for the Shapefile C Library. It offers an elegant way to work with the Enviromental Systems Research Institute (ESRI)'s ShapeFiles using the Frank Warmerdam's well-known library released under the MIT license.
The R-tree Library aims to implement a generic, portable, easy-to-use collection of R-tree variants. Tested to work under Linux and Windows, using GNU, Intel and VC++ compilers, and also implementing many variants already, we are well underway.