This was posted a while back on the Lean Zulip:
LeanDojo
LeanDojo: Theorem Proving with Retrieval-Augmented Language Models According to their description, LeanDojo is an open-source Lean play
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An improved search engine for Lean:
https://loogle.lean-fro.org/ https://github.com/nomeata/loogle I haven’t used it yet but it looks promising. I personally don&rs
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