Redmine

If those are the exact URLs you got your files from, then they're wrong. The actual tarball urls are:

Note that the prameteter after download.php is different betweent the two files. If you download these, files, the md5 sum completes.

pattebre@~/Downloads$ wget http://rubyforge.org/frs/download.php/77023/redmine-2.3.2.tar.gz
--2013-09-09 08:30:30--  http://rubyforge.org/frs/download.php/77023/redmine-2.3.2.tar.gz
Resolving rubyforge.org (rubyforge.org)... 50.56.192.79
Connecting to rubyforge.org (rubyforge.org)|50.56.192.79|:80... connected.
HTTP request sent, awaiting response... 302 Found
Location: http://files.rubyforge.vm.bytemark.co.uk/redmine/redmine-2.3.2.tar.gz [following]
--2013-09-09 08:30:31--  http://files.rubyforge.vm.bytemark.co.uk/redmine/redmine-2.3.2.tar.gz
Resolving files.rubyforge.vm.bytemark.co.uk (files.rubyforge.vm.bytemark.co.uk)... 80.68.94.54
Connecting to files.rubyforge.vm.bytemark.co.uk (files.rubyforge.vm.bytemark.co.uk)|80.68.94.54|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 3801029 (3.6M) [application/x-gzip]
Saving to: ‘redmine-2.3.2.tar.gz’

100%[===================================================================================================================================================================================================================================================================================>] 3,801,029   1.57MB/s   in 2.3s   

2013-09-09 08:30:35 (1.57 MB/s) - ‘redmine-2.3.2.tar.gz’ saved [3801029/3801029]

pattebre@~/Downloads$ wget http://rubyforge.org/frs/download.php/77024/redmine-2.3.2.tar.gz.md5
--2013-09-09 08:24:25--  http://rubyforge.org/frs/download.php/77024/redmine-2.3.2.tar.gz.md5
Resolving rubyforge.org (rubyforge.org)... 50.56.192.79
Connecting to rubyforge.org (rubyforge.org)|50.56.192.79|:80... connected.
HTTP request sent, awaiting response... 302 Found
Location: http://files.rubyforge.vm.bytemark.co.uk/redmine/redmine-2.3.2.tar.gz.md5 [following]
--2013-09-09 08:24:27--  http://files.rubyforge.vm.bytemark.co.uk/redmine/redmine-2.3.2.tar.gz.md5
Resolving files.rubyforge.vm.bytemark.co.uk (files.rubyforge.vm.bytemark.co.uk)... 80.68.94.54
Connecting to files.rubyforge.vm.bytemark.co.uk (files.rubyforge.vm.bytemark.co.uk)|80.68.94.54|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 55 [application/octet-stream]
Saving to: ‘redmine-2.3.2.tar.gz.md5’

100%[===================================================================================================================================================================================================================================================================================>] 55          --.-K/s   in 0s      

2013-09-09 08:24:28 (3.33 MB/s) - ‘redmine-2.3.2.tar.gz.md5’ saved [55/55]

pattebre@~/Downloads$ md5sum -c redmine-2.3.2.tar.gz.md5 
redmine-2.3.2.tar.gz: OK