I'm not sure there is much use for it, unless someone starts a programming-focused spore.

See also T178349: Expand the set of bundled extensions and skins to achieve a default MediaWiki experience that's comparable to Wikimedia sites: As Wikispore has multiple purposes, It is better to make it as usable as Wikimedia projects. Though not a high priority, we should install all extensions MediaWiki defaultly bundled, such as CategoryTree, InputBox, etc.

This was done at some point.