Solidus extension compatibility

These extensions are maintained by solidus core team and community. They can be found in the solidusio and solidusio-contrib github organizations. These gems regularly have their tests re-run to ensure everything remains compatible.

You might also want to check out Soliton, a solidus extension search coutesy of Nebulab.

One of the goals of Solidus is to have a single extension versions work across several versions of solidus. This is how we're doing: