;C++
:An object-oriented language homebrew developers program in, essentially an upgrade to C. Applications built in C++ can, for the most part, use all the same libraries that C programs can use.
;CFW
:CFW, or Custom Firmware, refers to third-party-built firmware for the [[Sony PlayStation Portable|Sony PSP]]. Custom firmware generally allows the PSP to execute unsigned software (homebrew), and backup ISOs.
==E==
;Firmware
:Fixed low-level code written directly into a programmable chip. The bootloader that loads the PS3 hypervisor or that loads up the memory card screen on the PlayStation are examples of firmware. High-level applications like the Wii Channel Browser or DS menu are ''not'' firmware.
==I==
;ISO
:An ISO file is a exact digital copy of an optical medium, such as CD-ROM, DVD-ROM, or UMD. It usually has the exact capacity of the data stored on-disc at an uncompressed size, so can often be compressed to a smaller file.
==O==
;OFW
:OFW, or Official Firmware, refers to the Sony-built firmware for the [[Sony PlayStation Portable|Sony PSP]].