* [@marcbachmann/cel-js v7.5.2](https://github.com/marcbachmann/cel-js) – High-performance, zero-dependency Common Expression Language (CEL) implementation for JavaScript. * [protovalidate-go v1.1.3](https://github.com/bufbuild/protovalidate-go) – Protocol Buffer validation library for Go with standard annotations and CEL-based custom rules.