prometheus/OpenMetrics

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Evolving the Prometheus exposition format into a standard.

Stars: 2.5k
Forks: 175
Open beginner issues: 0
Indexed issues: 22

Dominant language: Go
License: Apache-2.0
Last GitHub push: Jul 19, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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22 open issues indexed

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

Difficulty 4/5 3-5 days Newbie friendliness 45/100

prometheus/OpenMetrics#323 · Opened Aug 12, 2026
OM 2.0: Federation: allow distinguishing classic histograms and NHCB Open

OM 2.0

Difficulty 5/5 Over a week Newbie friendliness 25/100

prometheus/OpenMetrics#312 · 13 comments · Opened Jan 29, 2026
OM 2.0: Should stateset be represented in a Complex/Composite format? Open

OM 2.0

Difficulty 5/5 Over a week Newbie friendliness 25/100

prometheus/OpenMetrics#310 · 4 comments · 1 reaction · Opened Jan 15, 2026
OM 1.0-2.0: MetricSet is not defined Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

prometheus/OpenMetrics#304 · 1 comment · Opened Oct 2, 2025
RFC next steps Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

prometheus/OpenMetrics#301 · Opened Sep 3, 2025
Add sustainable Go parser in prometheus/common Open

triage:accepted:PoC-needed

prometheus/OpenMetrics#300 · 4 comments · 1 reaction · 1 assignee · Opened Aug 20, 2025
validator doesn't respect a metrics family having zero metrics Open

OM 1.0

Difficulty 3/5 1-2 days Newbie friendliness 45/100

prometheus/OpenMetrics#299 · Opened Jul 15, 2025
ABNF of text format seems wrong Open

OM 1.0

prometheus/OpenMetrics#288 · 2 comments · 1 assignee · Opened Dec 12, 2024
Inconsistent requirements for suffixes Open

Difficulty 4/5 3-5 days Newbie friendliness 40/100

prometheus/OpenMetrics#284 · 5 comments · Opened Dec 9, 2024
Overhaul and cleanup the repository Open

help wanted OM 2.0

prometheus/OpenMetrics#278 · 2 comments · 1 assignee · Opened Nov 28, 2024
[meta] OpenMetrics 2.0 Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

prometheus/OpenMetrics#276 · 4 comments · 13 reactions · Opened Oct 14, 2024
Code blocks are poorly formatted in OpenMetrics.txt Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

prometheus/OpenMetrics#268 · 1 comment · Opened Mar 20, 2024
irregular syntax in content type Open

prometheus/OpenMetrics#263 · 1 assignee · Opened Sep 21, 2023
OpenMetrics Discovery Format Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

prometheus/OpenMetrics#258 · 1 comment · Opened Nov 7, 2022
UNIT and HELP must not be present Open

triage:deciding:needs-info

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

prometheus/OpenMetrics#255 · 6 comments · Opened Sep 30, 2022
Suggestion: Pushing the proto file to the Buf Schema Registry Open

help wanted OM 1.0

Difficulty 5/5 Over a week Newbie friendliness 25/100

prometheus/OpenMetrics#253 · 2 comments · Opened Aug 6, 2022
Why doesn't gauges support exemplars? Open

triage:deciding:needs-info

Difficulty 5/5 Over a week Newbie friendliness 25/100

prometheus/OpenMetrics#241 · 18 comments · Opened Feb 23, 2022
Directory of implementations Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

prometheus/OpenMetrics#212 · 2 reactions · Opened Jun 21, 2021
Extend OpenMetrics by a stability data type Open

triage:deciding:needs-info

Difficulty 5/5 Over a week Newbie friendliness 35/100

prometheus/OpenMetrics#199 · 7 comments · 2 reactions · Opened May 21, 2021
proto: Problem differentiating not-set value from default value Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

prometheus/OpenMetrics#183 · 3 comments · Opened Dec 20, 2020
Standalone OpenMetrics Text Parser Open

help wanted

Difficulty 5/5 Over a week Newbie friendliness 20/100

prometheus/OpenMetrics#169 · 10 comments · 7 reactions · Opened Nov 23, 2020
Add a README entry on how OM relates to the wider CNCF ecosystem Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

prometheus/OpenMetrics#137 · 8 comments · 8 reactions · Opened May 22, 2019

prometheus/OpenMetrics

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