Definition of independent for the purposes of this question: source is not owned by a for-profit corporation, is not financially backed by any billionaire (either directly or via foundation or nonprofit organization) and is not financed by any national government (even if run without oversight).
It can have any perceived bias or political leaning.
Edit: Just to add it has to be written in English.
Bellingcat
Elon Musk is right: Bellingcat is a Western ‘psy-op’
Who knows why Musk let the Bellingcat out of the bag. He & Trump pretend to be enemies of the deep state when they’re both members of it. Much of Musk’s wealth comes from military-industrial complex.