C and Objective C

Description: C is a compiled language, not easy to learn but very powerful. The UNIX OS is written mostly in C. It allows direct access to hardware, and needs library routines to support I/O.

History: C was developed in 1968 by Dennis Ritchie and Ken Thompson.

Applications: C is used in both systems and applications programming.

Objective C is object-oriented and was developed by Apple.

Objective C home page has been deprecated
a resource page for Objective C

Gcc is the best free C compiler. It also handles Objective C, C++, and Fortran.
Gcc runs under the Cygwin environment. Gdb (a debugger) is available also.

GCC official home page
Direct link to "Using GCC"

Here are other free C compilers.

the lcc-win32 compiler page
Open Watcom Home Page
Digital Mars' Home page - includes free C compiler.