GDS[1] and HMRC[2] don't have much in common besides the fact that HMRC uses GDS's design system.
[1]: https://github.com/alphagov [2]: https://github.com/hmrc
[1]: https://github.com/alphagov [2]: https://github.com/hmrc
Happy to be corrected, for the purpose of this thread though it was the design system I'm talking about anyway really though.