I guess many of us were waiting for this: the possibility to use Sigma's excellent…
DxO Optics Pro 8.2 Released – Support For Canon Rebel Sl1/EOS 100D Added
DxO released DxO Optics Pro 8.2, the Canon Rebel SL1 (EOS 100D) is now supported.
Demo versions for Mac and Windows available at the link above. They also released DxO FilmPack 4, a film simulation software.