SourcePuller[1] is an open-source client for accessing the BitKeeper version control system.

It was originally developed by Andrew Tridgell, who – according to BitKeeper developer Larry McVoy – reverse engineered the BitKeeper protocol.

[2] While not widely used itself, it is best known for triggering the BitKeeper controversy,[3][4] which sparked the switch of the Linux kernel from BitKeeper to Git.

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