runtime - An experimental hot-reloading oriented runtime in Rust.
Just published 0.1.0 of algebraics, the initial release of a pure-Rust algebraic numbers library allowing computation using exact arithmetic (since there weren't any before).
see other post: Algebraics 0.1.0 -- pure-Rust algebraic numbers library
fehler - Exceptions for rust, similar to Failure.
libhoney-rust - library for sending data to Honeycomb.
Simdeez - Easy SIMD in Rust.
coz-rs: Rust support for the coz Causal profiler
vxdraw: Fast 2D rendering library for Rust, based on gfx-hal
debug-here: a cross platform rust debugger hook
pin-project for safe and ergonomic pin projections!
cmd_lib : to write shell-script like tasks in a clean, natural and rusty way!
Bastion: Fault-tolerant runtime for Rust applications.
I'd like to renominate algebraics for next week.
tonic: A native gRPC client & server implementation with async/await support.
csv-groupby: Do select-group-by on csv and other text files
iter-python-rs: Python generator expressions and 'list' comprehensions
(This was mentioned before by @Yandros but not suggested yet)
match_cfg: Convenience macro for defining items depending on large number of #[cfg]s
spotify-tui - A Spotify client for the terminal written in Rust.
Anyhow - Another option for simple idiomatic error handling in Rust.
cfg-if: A if/elif-like macro for Rust #[cfg] statements
eva: A basic calculator REPL