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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
Expand float_cmp to structs with PartialEq
C-enhancementL-correctnessT-middlegood first issue

rust-lang/rust-clippy #1,685 opened Apr 17, 2017 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
5 comments0 reactions0 assignees
Open
New Lint: No recursion without tail calls
A-lintL-perfT-middlegood first issue

rust-lang/rust-clippy #1,678 opened Apr 15, 2017 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
7 comments0 reactions0 assignees
Open
Two suggestions for more DRY code
A-lintL-styleT-middlegood first issue

rust-lang/rust-clippy #1,674 opened Apr 14, 2017 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
3 comments0 reactions0 assignees
Open
Always true expressions in if expressions
A-lintL-correctnessT-middlegood first issue

rust-lang/rust-clippy #1,593 opened Mar 3, 2017 · Rust · 10,406 stars

Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
3 comments0 reactions1 assignee
Open
Lint for Iterator + Copy
A-lintE-mediumL-correctnessgood first issue

rust-lang/rust-clippy #1,534 opened Feb 13, 2017 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
1 comment0 reactions0 assignees
Open
Lint unwrap in drop impls
A-lintE-hardL-correctnessT-middlegood first issue

rust-lang/rust-clippy #1,523 opened Feb 8, 2017 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
2 comments0 reactions0 assignees
Open
useless op on lhs of integer division or modulo
A-lintL-correctnessL-unnecessaryT-middlegood first issue

rust-lang/rust-clippy #1,324 opened Nov 7, 2016 · Rust · 10,406 stars

Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
2 comments0 reactions1 assignee