[BITCOIN WIKI] What is a BIP?

[secco]

People who have been paying close attention to the bitcoin ecosystem may have noticed developers often talk about a “BIP”. However, most people have no idea what this abbreviation even means or what it entails exactly. A BIP is an improvement to the bitcoin ecosystem, which can be proposed by developers or anyone else who has some coding knowledge...

https://themerkle.com/what-is-a-bip/