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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: Implicit Deref
A-lintT-middlegood first issue

rust-lang/rust-clippy #1,225 opened Sep 14, 2016 · 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
doc_markdown a bit too eager
S-needs-discussiongood first issue

rust-lang/rust-clippy #902 opened May 5, 2016 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
10 comments0 reactions0 assignees
Open
lint String::as_str()
A-lintT-middlegood first issue

rust-lang/rust-clippy #874 opened Apr 23, 2016 · Rust · 10,406 stars

Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelContributing guide available
9 comments0 reactions0 assignees
Open
Lint x != _ || x != _
A-lintL-correctnessT-middlegood first issue

rust-lang/rust-clippy #853 opened Apr 12, 2016 · 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 non-expressive variable names
A-lintL-styleT-ASTT-middlegood first issue

rust-lang/rust-clippy #644 opened Feb 9, 2016 · Rust · 10,406 stars

Why recommendedHas a beginner-friendly label · Contributing guide available
Has a beginner-friendly labelContributing guide available
8 comments0 reactions1 assignee
Open
lint: assertion-less #[test] function
A-lintL-testsT-middlegood first issue

rust-lang/rust-clippy #626 opened Feb 6, 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
Open
Lint `unsigned - other_unsigned > 0`
A-lintL-correctnessS-needs-discussionT-middlegood first issue

rust-lang/rust-clippy #588 opened Jan 29, 2016 · 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
[lint idea] dangerous transmutes
A-lintT-middlegood first issue

rust-lang/rust-clippy #546 opened Jan 13, 2016 · 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
Shadowing of types via Generic Parameter
A-lintgood first issue

rust-lang/rust-clippy #380 opened Oct 12, 2015 · Rust · 10,406 stars

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