The cctools package is a collection of programs that handle the "heavy lifting" of the compilation process after the high-level code (like C or C++) has been processed. It includes vital utilities such as: : The Mach-O object file linker. as : The assembler. nm : Used for displaying symbol tables.
: The object file displaying tool (essential for inspecting Mach-O binaries). cctools 65
For those working on OpenStep or early versions of Mac OS X, CCTools 65 is often the necessary bridge to compile modern utilities for older hardware. How to Access and Build CCTools 65 The cctools package is a collection of programs
While I can provide details on the latter if you are looking for software management, I will focus on the most likely intent: an technical overview of the project, which remains a cornerstone for developers working on cross-compiler toolchains and vintage Apple software. nm : Used for displaying symbol tables
It was one of the last versions that was relatively easy to "port" to non-Apple operating systems like Linux or FreeBSD.
It contains the logic necessary to handle Fat Binaries (Universal Binaries), allowing a single file to run on multiple CPU architectures.