cfg-if
A macro to ergonomically define an item depending on a large number of #[cfg] parameters.
cargo add cfg-if More in Rust crates
All 4,945- base64 encodes and decodes base64 as bytes or utf8
- windows-sys Rust for Windows
- indexmap A hash table with consistent order and fast iteration.
- thiserror-impl Implementation detail of the thiserror crate
- thiserror derive(Error)
- itertools Extra iterator adaptors, iterator methods, free functions, and macros.
- memchr Provides extremely fast (uses SIMD on x86_64, aarch64 and wasm32) routines for 1, 2 or 3 byte search and single substring search.
- regex-syntax A regular expression parser.
- serde A generic serialization/deserialization framework
- unicode-ident Determine whether characters have the XID_Start or XID_Continue properties according to Unicode Standard Annex #31
- rand_chacha ChaCha random number generator
- itoa Fast integer primitive to string conversion