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rust-lang/rust-clippy

A bunch of lints to catch common mistakes and improve your Rust code. Book: https://doc.rust-lang.org/clippy/

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 (10,406 stars)
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 (1,391 forks)
Indexed issues
 (121 indexed issues)
open beginner issues
 (115 open beginner issues)
Latest indexed
Jun 11, 2026
Last GitHub push
Jan 27, 2024
License
Apache License 2.0
Contributing guide
Contributing guide
Code of conduct
Code of conduct
Dominant language
Rust
PR merge metrics
 (Avg merge 19d 22h) (113 merged PRs in 30d)
Beginner labels
good first issue

Issues

117 open indexed issues

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Open
Lint for unused arguments starting with a _
A-lintL-stylegood first issue

rust-lang/rust-clippy #3,219 opened Sep 25, 2018 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
11 comments0 reactions0 assignees
Open
unused_lifetime false positive
C-enhancementgood first issue

rust-lang/rust-clippy #2,678 opened Apr 17, 2018 · Rust · 10,406 stars

Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
12 comments0 reactions1 assignee
Open
False positives selecting system allocator
C-bugI-false-positiveT-macrosgood first issue

rust-lang/rust-clippy #2,373 opened Jan 18, 2018 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
3 comments2 reactions0 assignees
Open
Warn if file contains large number of items
A-lintL-guidelinesT-ASTgood first issue

rust-lang/rust-clippy #2,261 opened Dec 6, 2017 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
6 comments2 reactions0 assignees
Open
Lint for likely-malformed reference style links
A-documentationA-lintL-correctnessT-ASTgood first issue

rust-lang/rust-clippy #1,952 opened Aug 13, 2017 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
4 comments0 reactions0 assignees
Open
Extensions to should_assert_eq
C-enhancementgood first issue

rust-lang/rust-clippy #1,810 opened Jun 3, 2017 · Rust · 10,406 stars

Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
1 comment1 reaction1 assignee