Extra primitive types (u128, i128) - feature "serde"

Experimental error handling abstraction - feature "backtrace" and 1 more

Experimental error handling abstraction - feature "default"

Experimental error handling abstraction - feature "derive" and 1 more

Derives for the failure crate - Rust source code

Experimental error handling abstraction - Rust source code

Mimicking simd crate on stable Rust - Rust source code

Fallible iterator traits - Rust source code

Regexes, supporting a relatively rich set of features, including backreferences and look-around - Rust source code

Simple and fast random number generator - Rust source code

Simple, efficient logging - feature "colored"

Simple, efficient logging - Rust source code

Simple, efficient logging - feature "syslog-4"

Simple, efficient logging - feature "syslog"

Platform-agnostic accessors of timestamps in File metadata - Rust source code

Find shared libraries loaded in the current process - Rust source code

Simple bitset collection - Rust source code

FLATE, Gzip, and Zlib bindings for Rust - Rust source code

FLATE, Gzip, and Zlib bindings for Rust - feature "futures"

FLATE, Gzip, and Zlib bindings for Rust - feature "libz-sys" and 2 more

FLATE, Gzip, and Zlib bindings for Rust - feature "miniz_oxide"

FLATE, Gzip, and Zlib bindings for Rust - feature "rust_backend" and 1 more

FLATE, Gzip, and Zlib bindings for Rust - feature "tokio"

FLATE, Gzip, and Zlib bindings for Rust - feature "tokio-io"

Floating point approximate comparison traits - feature "default" and 1 more

Floating point approximate comparison traits - Rust source code

Total ordering for floating-point numbers - Rust source code

Fowler–Noll–Vo hash function - Rust source code

Alternative syntax for print/write/format-like macros with a small templating language - Rust source code

Framework for Rust wrappers over C APIs - Rust source code

Framework for Rust wrappers over C APIs - Rust source code

Internal crate used by foreign-types - Rust source code

Internal crate used by foreign-types - Rust source code

Internal crate used by foreign-types - Rust source code

Wrapper types that permit sending non Send types - Rust source code

Bindings for Freetype used by Servo - Rust source code

Bindings for FreeType font library - Rust source code

Low level binding for FreeType font library - Rust source code

Cross-platform file locks and file duplication - Rust source code

Rust bindings to the fsevent macOS API for file changes notifications - Rust source code

Expanding opportunities standard library std::fs and std::io - Rust source code

Use finite state transducers to compactly represents sets or maps of many strings (> 1 billion is possible) - Rust source code

Use finite state transducers to compactly represents sets or maps of many strings (> 1 billion is possible) - feature "memmap" and 2 more

The Fuchsia cryptographically secure pseudorandom number generator - Rust source code

Rust bindings for the Zircon kernel - Rust source code

Low-level Rust bindings for the Zircon kernel - Rust source code

Handling fragments of UTF-8 - Rust source code

Channels for asynchronous communication using futures-rs - Rust source code

Core traits and types in for the `futures` library - Rust source code

Threadpool implementation giving futures - Rust source code