prost

40.0M downloads in the last 30 days (1.3M/day), up 27% from the previous period.

60.8K crates depend on prost — it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.

This crate is maintained by a team (2 owners), reducing bus-factor risk and ensuring continuity.

Despite being 8+ years old, prost hasn't reached 1.0 yet. Expect potential API changes between versions.

At 32KB, prost is lightweight. Small crate size correlates with focused, well-scoped functionality.

11% of releases have been yanked. Check version history before pinning.

Notable dependents include prost-types, prost-build, opentelemetry-otlp, opentelemetry-proto, prost-reflect. When high-quality crates choose prost, it's a strong quality signal.