The dict.cc dictionary is available to download as a text file, with registration. There are some licensing terms, mostly related to not sharing the data set (but you can share what you create, of course).

The dict.cc dictionary is available to download as a machine readable text file (tab-delimited, UTF-8), with free registration. There are some licensing terms, mostly related to not sharing the data set (but you can share what you create, of course).

In addition to German <-> English, many other language pairs are available under the same terms