Issues

• Bug - Label values are not escaped - Allows injection

  bug
  prometheus/client_rust#346 · Filter by author amunra opened on Sep 23, 2026
  2

• Reading metrics out of Registry as structured data

  prometheus/client_rust#301 · Filter by author krisztianfekete opened on May 15, 2026

• Footgun when retrieving multiple metrics from the same family

  prometheus/client_rust#300 · Filter by author huntc opened on Apr 28, 2026

• Registering a metric multiple times - foot-gun

  prometheus/client_rust#292 · Filter by author huntc opened on Jan 5, 2026
  2

• [IDEA]: Add helper for implementing EncodeLabelSet manually

  prometheus/client_rust#288 · Filter by author nastynaz opened on Oct 23, 2025
  3

• Change Family::new_with_constructor to be impl Fn() -> C instead of function pointer fn

  prometheus/client_rust#287 · Filter by author nastynaz opened on Oct 22, 2025
  2

• Counter and Family encode empty LabelSet differently

  prometheus/client_rust#286 · Filter by author howardjohn opened on Sep 22, 2025
  2

• Feature Request: Add #[prometheus(skip_encoding_if = "...")] for conditional label encoding in EncodeLabelSet derive

  prometheus/client_rust#284 · Filter by author cristinel24 opened on Sep 10, 2025
  2

• implementations of encode_family on text & protobuf are not symmetric

  prometheus/client_rust#272 · Filter by author codefever opened on Jul 8, 2025
  4

• Derive macro doesn't keep the struct's generics

  prometheus/client_rust#268 · Filter by author ADD-SP opened on Apr 17, 2025

• Provide a way to set a Counter to an absolute value

  prometheus/client_rust#252 · Filter by author K900 opened on Dec 4, 2024
  12

• UTF8 Label Encoding

  prometheus/client_rust#251 · Filter by author TroyKomodo opened on Dec 2, 2024
  1

• Performance regresssion with (&'static str, &'static str) label set.

  prometheus/client_rust#248 · Filter by author MrCroxx opened on Nov 26, 2024
  6

• Tracking issue for complete 32-bit support

  prometheus/client_rust#207 · Filter by author navaati opened on Jul 2, 2024
  1

• Provide a way to prevent unbounded metric growth

  prometheus/client_rust#197 · Filter by author howardjohn opened on Apr 29, 2024
  8

• Implement Atomic for usize

  prometheus/client_rust#193 · Filter by author link2xt opened on Apr 16, 2024
  3

• UTF-8: Implement support in Rust client library

  help wantedpriority/P3
  prometheus/client_rust#190 · Filter by author ywwg opened on Mar 5, 2024
  6

  

• Allow construct a histogram family with a closure

  prometheus/client_rust#167 · Filter by author jotare opened on Oct 3, 2023
  2

• Abstract key lookup into a trait for Family::get_or_create

  prometheus/client_rust#157 · Filter by author cheshirskycode opened on Aug 11, 2023
  4

• Custom Collector with sub_registry_with_prefix outputs name multiple times

  prometheus/client_rust#155 · Filter by author allada opened on Jul 17, 2023
  3

• Public encoding functions?

  prometheus/client_rust#152 · Filter by author blckngm opened on Jun 7, 2023
  4

• feat: derive register logic on struct of metrics

  enhancementgood first issuehelp wanted
  prometheus/client_rust#140 · Filter by author mxinden opened on May 15, 2023
  2

• Allow flattening of a struct through derive(EncodeLabelSet) at any position

  help wanted
  prometheus/client_rust#135 · Filter by author drbrain opened on Apr 15, 2023
  7

• Clone Family.metrics and iterate over family

  prometheus/client_rust#131 · Filter by author JaydenElliott opened on Mar 15, 2023
  4

• Allow to optionally specify timestamps

  prometheus/client_rust#126 · Filter by author lstrojny opened on Jan 14, 2023
  6