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In fact, one of them seems to have taken part of the other ones description and modified it slightly.

EDIT: Codebases appears to be entirely different though (Node.js vs Go)

I took a pelias README, because I had a low english skills when I've done it. BTW README needs to be updated and I think that I'll update it soon

That's understandable. I wouldn't worry about it other than that it made it superficially look like they were related.