Rand is mature (suitable for general usage, with infrequent breaking releases which minimise breakage) but not yet at 1.0. Current MAJOR.MINOR versions are: Version 0.10 was released in February 2026.
Random number generation in Rust today forces a choice: pull in the heavy rand ecosystem (multiple crates, opinionated traits, generic overhead) or write your own. mod-rand is the middle ground — ...