Have there been any successful mergers?

This is some basic Q&A about merging sites, but I'm looking for more information.

  • This is somewhat of a duplicate: meta.stackexchange.com/q/130342/323179
    – Laurel
    Commented Sep 30, 2020 at 3:27
  • 1
    Technical Communication merged with Writing as the former's private beta was ending. Commented Sep 30, 2020 at 3:46
  • 1
    How do you define "successful"? The first astronomy site was merged into Physics, losing any chance to cover observational astronomy. Commented Oct 2, 2020 at 17:27
  • @P.Mort.-forgotClayShirky_q that is a good example
    – William
    Commented Oct 2, 2020 at 17:28

1 Answer 1


I'm not sure if they are technically called merges, but sometimes, early in their lifecycle, sites with not enough activity had their content mass-migrated to other sites. Some cases where this happened:

  • 1
    audio.se and video.se went into avp.se, see meta.stackexchange.com/a/295791/158100
    – rene
    Commented Sep 30, 2020 at 6:22
  • Thanks @rene. I'm now in doubt whether to expand this answer, or merge (pun intended) it with the one you linked to...
    – Glorfindel Mod
    Commented Sep 30, 2020 at 6:32
  • @rene ...and were split apart again when Social Sound Design was migrated in from Stack Exchange 1.0. Commented Nov 1, 2020 at 16:56
  • I vaguely recall Running being merged into Sports as well.
    – Mast
    Commented May 14, 2021 at 11:33

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