We mirror parts of the uClinux releases, so feel free to download them:

The most recent release:
uclinux-dist-20070130.tar.bz2

The (experimental) test release:
uclinux-dist-test-20070823.tar.bz2

Patches for test release:
uclinux-dist-20070130-20070823.patch.gz

Toolchain for m68k coldfire

Toolchain for ARM