Future of contract-based programming in D

Wed Apr 8 05:43:08 PDT 2015

On Tuesday, 7 April 2015 at 12:51:45 UTC, Delirius wrote:
> The D features which interest me the most are those supporting 
> contract-based programming. I want to experiment with that and 
> I know no other production ready  language which has this level 
> of support, except the original gangsta Eiffel but the only 
> supported Eiffel compiler is proprietary and and expensive.

Doesn't a OSS version exist, in paralelle auf the commerzial one ?