OSLib is a set of functions and C headers to provide complete coverage of the RISC OS application programmer's interface in C. It provides access from C code to all RISC OS system calls (SWIs) which is efficient, type-safe, and obvious.
osLib Manager - Library Manager for the OpenSCADA system. It allows you to add/delete widgets from the OpenSCADA library project quickly and easily. Written in Java, uses a license GPL version 3
OSLib is a collection of low level functions aimed to help programmers in
developing system software, ranging from small programs for embedded systems
to complex Operating System kernels.
Devslib is a library develop for Sony's Psp and based on Brunni's Oslib. She has the distinction of being a community project mounted by the developers of "Devsgen.com". For more information, please visit the official site.