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Server Timing - Allow description and make duration optional

[Plugin] Performance LabIssue relates to work in the Performance Lab Plugin onlyIssue relates to work in the Performance Lab Plugin only

[Type] EnhancementA suggestion for improvement of an existing featureA suggestion for improvement of an existing feature

Status: Open (in progress).

WordPress/performancenumber 2379

#2379 In WordPress/performance;

· the-hercules opened on Feb 11, 2026

Server-Timing: allow desc field, make dur optional

[Plugin] Performance LabIssue relates to work in the Performance Lab Plugin onlyIssue relates to work in the Performance Lab Plugin only

[Type] EnhancementA suggestion for improvement of an existing featureA suggestion for improvement of an existing feature

Good First IssueIssue particularly suitable to be worked on by new contributorsIssue particularly suitable to be worked on by new contributors

Status: Open.

#879 In WordPress/performance;

· swissspidy opened on Nov 3, 2023

Blocking assets: treat non-cacheable and zero-size responses as error…

[Plugin] Performance LabIssue relates to work in the Performance Lab Plugin onlyIssue relates to work in the Performance Lab Plugin only

[Type] EnhancementA suggestion for improvement of an existing featureA suggestion for improvement of an existing feature

Status: Open (in progress).

WordPress/performancenumber 2418

#2418 In WordPress/performance;

· tejas0306 opened on Mar 17, 2026