Cargo

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Definition

Cargo is the official package manager and build system for the rust programming language. It handles dependency resolution, compilation orchestration, testing, and publishing to crates.io.

Key Points

• Default build tool for all Rust projects (cargo build, cargo check, cargo test)
• Manages workspace and multi-crate dependency graphs
• Experimental -Zheadstart flag enables parallel crate compilation via headstart patch set (2026-10-04-rust-headstart-faster-builds)

Related

• rustc
• rust
• rust-compiler-pipelining
• cargo-build-optimization
• headstart

Sources

• 2026-10-04-rust-headstart-faster-builds