#Github is an important one that's missing on the #Microsoft entry.
Looks so deceptively open to the naive eye, but is a huge trap of walled garden lock-in, esp. with all the stuff that's being added right now to this all-pervasive platform.
#FreeYourCode or otherwise #GiveUpGithub I'd say to all the many governmental institutions in the #EU that are considering it in their - well-meant - efforts to move towards #FOSS. Before the next problem is at your doorstep.