ECEbuntu is a free, easily distributable,customized operating system based on Ubuntu 12.04 long term support (LTS)designed for electrical/electronic and computer engineering (ECE) students.ECEbuntu is aimed at universities and students as it represents a cohesiveenvironment integrating more than 30 pre-installed software and packages allcatering to undergraduate coursework offered in ECE and Computer Science (CS)programs. ECEbuntu supports a wide range of tools for programming, circuitanalysis, printed circuit board design, mathematical and numerical analysis,network analysis, and RF and microwave transmitter design. ECEbuntu is free andeffective alternative to the existing costly and copyrighted software packages.ECEbuntu attempts to reduce the duplication of efforts on building softwareworkstations in laboratories and is intended to serve as a good teachingresource in a classroom setting.