> Name another serialization declaration format that both (a) defines which changes can be make backwards-compatibly, and (b) has a linter that enforces backwar

> Name another serialization declaration format that both (a) defines which changes can be make backwards-compatibly, and (b) has a linter that enforces backwards compatible changes. The article covers this in the section "The Lie of Backwards- and Forwards-Compatibility." My experience working with protocol buffers matches what the author describes in this section.