Hello,
Today we'd like to announce the release of version 0.4.0 of libsecp256k1:
https://github.com/bitcoin-core/secp256k1/releases/tag/v0.4.0
The highlight is the addition of the ellswift module, which implements ElligatorSwift encoding. For the full release notes of 0.4.0 (and earlier releases) see:
https://github.com/bitcoin-core/secp256k1/blob/master/CHANGELOG.md