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zhongwei2049
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fastwc — a fast wc rewrite
4 starsRust
A wc rewrite in Rust that makes it over 100 times faster
by CallMeAlphabet·Jul 10, 2026·2 points·3 comments
AI Analysis
●MidShip It
141x faster than wc on 1.5 GiB files, but wc optimization is well-trodden ground.
Strengths
- •Dramatic benchmark improvement: 0.16s vs 23s on 1.5 GiB test file
- •Drop-in replacement maintaining all original wc flags and behavior
Weaknesses
- •Single-purpose CLI tool in a category where GNU coreutils already exists
- •Only 9 commits and 2 stars suggests limited testing and community validation
Category
Target Audience
Developers processing large log files or data pipelines
Similar To
GNU wc · mwc · tokei
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