|Download zsh source|
You can either download the zsh source from one of the mirrors or from Sourceforge.
Download zsh 5.0.5 from Sourceforge (-doc contains the documentation/man pages):
As bzipped tar archive: zsh-5.0.5.tar.bz2 (3.0MiB), zsh-5.0.5-doc.tar.bz2 (2.8MiB)
As gzipped tar archive: zsh-5.0.5.tar.gz (3.7MiB), zsh-5.0.5-doc.tar.gz (3.2MiB)Older releases can be downloaded from the zsh downloads on Sourceforge.