w3c/long-animation-frames

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Long Animation Frame API specification repository

Stars: 23
Forks: 5
Open beginner issues: 0
Indexed issues: 20
Avg merge: 10h 16m
Merged PRs (30d): 1

Dominant language: Bikeshed
License: No license data
Last GitHub push: Sep 3, 2026
Latest indexed: Sep 20, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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20 open issues indexed

Support Long Animation Frames API in Web Workers Open

w3c/long-animation-frames#38 · 1 comment · 1 assignee · Opened Jul 15, 2026
Consider making task-end-time "no visible effect" easier to integrate with for other specs. Open

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

w3c/long-animation-frames#32 · 1 reaction · Opened Feb 24, 2026
Editorial: links included as plaintext in heading. Open

Difficulty 1/5 Under an hour Newbie friendliness 55/100

w3c/long-animation-frames#31 · Opened Feb 24, 2026
Wrong Web IDL type for URLs in Long Animation Frames API Open

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

w3c/long-animation-frames#27 · Opened Jan 6, 2025
Usage example near the top of the spec repeats the `observer.observe` code Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

w3c/long-animation-frames#24 · 2 comments · Opened Dec 9, 2024
Feature Request: Summary of script-attribution for non-attributed scripts Open

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

w3c/long-animation-frames#23 · 1 comment · Opened Nov 22, 2024
Include some garbage collection information Open

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

w3c/long-animation-frames#20 · 1 comment · 1 reaction · Opened Oct 29, 2024
firstUIEventTimestamp not set to the first event start time Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

w3c/long-animation-frames#19 · 1 comment · Opened Aug 22, 2024
pauseDuration is 0 while synchronous dialogs are shown Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

w3c/long-animation-frames#17 · 5 comments · Opened Aug 6, 2024
[LoAF] Use `sourceLine` and `sourceColumn` instead of `sourceCharPosition` for attribution Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

w3c/long-animation-frames#16 · 10 comments · 2 reactions · Opened Jun 26, 2024
Should LoAF emit when there is a long blocking task but no "paint" Open

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

w3c/long-animation-frames#14 · 4 comments · Opened Jun 12, 2024
Ambiguous behaviour in Attribution data on Mobile device with no CPU Throttling Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

w3c/long-animation-frames#13 · 10 comments · Opened May 28, 2024
More informations about the source of user-callback and event-listener scripts Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

w3c/long-animation-frames#12 · 7 comments · 6 reactions · Opened Apr 8, 2024
Provide some source information for scripts without source information Open

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

w3c/long-animation-frames#11 · 3 comments · Opened Mar 27, 2024
Opaque attribution for extensions Open

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

w3c/long-animation-frames#10 · 4 comments · 2 reactions · Opened Mar 14, 2024
LoAF: `firstUIEventTimestamp` contains non-INP events Open

w3c/long-animation-frames#1 · 6 comments · 1 assignee · Opened Jan 27, 2024
[LoAF] Should be a way to switch script "Entry Point" without yielding. Open

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

w3c/long-animation-frames#2 · 2 comments · Opened Nov 7, 2023
[LoAF] Allow for annotations for long animation frame to further help debugging Open

w3c/long-animation-frames#3 · 25 comments · 2 reactions · 2 assignees · Opened Sep 27, 2023
[LoAF] Support custom durationThreshold Open

w3c/long-animation-frames#4 · 2 comments · 1 reaction · 1 assignee · Opened Sep 14, 2023
[LoAF] Should it be easier to link LoAF to INP entries Open

w3c/long-animation-frames#5 · 4 comments · 5 reactions · 1 assignee · Opened Aug 21, 2023

w3c/long-animation-frames

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