VLC > any media player | Bitwarden > Lastpass | Excalidraw > FigJam
I highly recommend it if you need a stat counter, but not if you need insights.
Isn't WordPress open-source?
They must also have a lot of $10 or more/month patrons.
CAVEAT: If you're an enterprise and need beefy things like SOC2 compliance, SAML controls. source control, have 3+ data engineers working together, and other things that you are just not interested in if you're say Series B or earlier, just use Looker and avoid the headaches.
Seriously though, most of the software I use is open source. Here's a fun fact: there are some use-cases for which there is no proprietary, public-release software because the open-source software is so much better. For example, ebook management with Calibre.