A hand-curated directory of recommended Rust crates organized by use case, covering common utilities (random numbers, time, regex, HTTP), error handling, logging, serialization, system APIs, math/scientific computing, FFI/interop with other languages, cryptography, networking (async runtimes, HTTP, gRPC), databases (SQL ORMs, connection pools), concurrency primitives, and graphics/GUI frameworks. Each category lists the top recommended crates with brief descriptions and links to documentation, helping Rust developers choose the right library for their needs.
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