[urbanecm@mwmaint1002 ~]$ mwgrep --user Direct_imagelinks_to_Commons
cswiki              User:JAn/common.js
cswiki              User:Momocz/common.js
cswiki              User:Reaperman/monobook.js
dewiki              User:Rhadamante/monobook.js
dewiki              User:Stegop/vector.js
enwiki              User:JotaCartas/vector.js
enwiki              User:Rhadamante/monobook.js
enwiki              User:Sasha Krotov/common.js
frwiki              User:Le sourcier de la colline/common.js
frwikisource        User:Ayack/common.js
metawiki            User:He7d3r/Tools/DirectImageLinksToCommons.js
metawiki            User:He7d3r/global.js
metawiki            User:Metrónomo/global.js
metawiki            User:ShinePhantom/DirectLinkToCommons.js
metawiki            User:XXN/direct-link-to-Commons.js
rowiki              User:XXN/Imagini la commons.js
ruwiki              User:Alex-engraver/common.js
ruwiki              User:Alexander Shatulin/common.js
ruwiki              User:Il Dottore/common.js
srwiki              User:Burga/common.js
ukwiki              User:Elya/common.js

(total: 21, shown: 21)
[urbanecm@mwmaint1002 ~]$