From: David Lang Date: Tue, 31 Mar 2015 23:18:26 GMT Subject: Re: VCS popularity Message-ID: In-Reply-To: On Wed, 1 Apr 2015, Øyvind A. Holm wrote: > On 1 April 2015 at 00:20, Junio C Hamano wrote: >> Øyvind A. Holm writes: >>> The graphs are pretty interesting: >>> >>> https://github.com/sunny256/openhub-repositories/blob/master/graph/relative.svg >>> Graphs of relative growth between the various version control systems. >> >> This plots us at a bit over 8000. >> >> What does this number mean, exactly? Since 2014-08-01, the number of Git >> repositories Ohloh knows about has grown 8000-fold? Or is it just 80-fold >> (8000%) growth? Or 8000 more repositories were created? > > Yes, relative.svg and relative-zoom.svg show the number of new repositories > found by Open Hub. To be specific, these are the numbers: > > Bazaar: 75 > CVS: 59 > Git: 8230 > Mercurial: 215 > Subversion: 607 > > These numbers can of course be discussed, but as a source, I believe Open Hub > should be one of the more objective ones. How many of these 8230 git repositories are duplicates of each other on github (to pick a specific example). the distributed nature of DVCS systems is going to inflate their count vs non-distributed VCS systems where there is only one copy. I believe that Git encourages making personal copies public more than Mercurial does (with github being the extreme case) David Lang