Compiler is a Japanese manga series written and illustrated by Kia Asamiya. It was originally serialized in Kodansha's seinen manga magazine Monthly Afternoon from March 1990 to August 1992. The series follows two computer programs, Compiler and Assembler, who, after failing to take over Earth, decide to live with two human brothers while dealing with various enemies that are after them. A sequel series, titled Assembler 0X and focusing on the character Assembler, was serialized in Monthly Afternoon from October 1992 to June 1995.