Issues

• OM 2.0: mention whether the unit for timestamps is seconds or timestamp_seconds

  prometheus/OpenMetrics#323 · Filter by author calestyo opened on Aug 12, 2026

• OM 2.0: Federation: allow distinguishing classic histograms and NHCB

  OM 2.0
  prometheus/OpenMetrics#312 · Filter by author krajorama opened on Jan 29, 2026
  13

• OM 2.0: Should stateset be represented in a Complex/Composite format?

  OM 2.0
  prometheus/OpenMetrics#310 · Filter by author bwplotka opened on Jan 15, 2026
  4

• OM 1.0-2.0: MetricSet is not defined

  prometheus/OpenMetrics#304 · Filter by author bwplotka opened on Oct 2, 2025
  1

• RFC next steps

  prometheus/OpenMetrics#301 · Filter by author bwplotka opened on Sep 3, 2025

• Add sustainable Go parser in prometheus/common

  triage:accepted:PoC-needed
  prometheus/OpenMetrics#300 · Filter by author bwplotka opened on Aug 20, 2025
  4

  

• validator doesn't respect a metrics family having zero metrics

  OM 1.0
  prometheus/OpenMetrics#299 · Filter by author nishkrishnan opened on Jul 15, 2025

• ABNF of text format seems wrong

  OM 1.0
  prometheus/OpenMetrics#288 · Filter by author Hakuyume opened on Dec 12, 2024
  2

  

• Inconsistent requirements for suffixes

  prometheus/OpenMetrics#284 · Filter by author fstab opened on Dec 9, 2024
  5

• Overhaul and cleanup the repository

  help wantedOM 2.0
  prometheus/OpenMetrics#278 · Filter by author bwplotka opened on Nov 28, 2024
  2

  

• [meta] OpenMetrics 2.0

  prometheus/OpenMetrics#276 · Filter by author bwplotka opened on Oct 14, 2024
  4

• Code blocks are poorly formatted in OpenMetrics.txt

  prometheus/OpenMetrics#268 · Filter by author zopsicle opened on Mar 20, 2024
  1

• irregular syntax in content type

  prometheus/OpenMetrics#263 · Filter by author TomTriple opened on Sep 21, 2023
  

• OpenMetrics Discovery Format

  prometheus/OpenMetrics#258 · Filter by author kwiesmueller opened on Nov 7, 2022
  1

• UNIT and HELP must not be present

  triage:deciding:needs-info
  prometheus/OpenMetrics#255 · Filter by author roidelapluie opened on Sep 30, 2022
  6

• Suggestion: Pushing the proto file to the Buf Schema Registry

  help wantedOM 1.0
  prometheus/OpenMetrics#253 · Filter by author ackintosh opened on Aug 6, 2022
  2

• Why doesn't gauges support exemplars?

  triage:deciding:needs-info
  prometheus/OpenMetrics#241 · Filter by author ConverJens opened on Feb 23, 2022
  18

• Directory of implementations

  prometheus/OpenMetrics#212 · Filter by author dim opened on Jun 21, 2021

• Extend OpenMetrics by a stability data type

  triage:deciding:needs-info
  prometheus/OpenMetrics#199 · Filter by author mrueg opened on May 21, 2021
  7

• proto: Problem differentiating not-set value from default value

  prometheus/OpenMetrics#183 · Filter by author mxinden opened on Dec 20, 2020
  3

• Standalone OpenMetrics Text Parser

  help wanted
  prometheus/OpenMetrics#169 · Filter by author rakyll opened on Nov 23, 2020
  10

• Add a README entry on how OM relates to the wider CNCF ecosystem

  prometheus/OpenMetrics#137 · Filter by author tamalsaha opened on May 22, 2019
  8