whatwg/urlpattern

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URL Pattern Standard

Stars: 194
Forks: 28
Open beginner issues: 0
Indexed issues: 37

Dominant language: HTML
License: No license data
Last GitHub push: Jun 15, 2026
Latest indexed: Sep 21, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

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37 open issues indexed

We call RegExpBuiltinExec without using ECMAScript's ! or ? Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

whatwg/urlpattern#287 · Opened Jun 25, 2026
Component match results are not intuitive for patterns with RegExp having named-capture groups Open

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

whatwg/urlpattern#284 · 2 comments · Opened Jun 11, 2026
Consider some more narrow _origin_ matching mechanism? Open

addition/proposal needs implementer interest

Difficulty 5/5 Over a week Newbie friendliness 28/100

whatwg/urlpattern#275 · 16 comments · Opened Jul 23, 2025
canonicalize an opaque pathname is broken Open

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

whatwg/urlpattern#267 · 2 comments · Opened Mar 20, 2025
Hostname canonicalization has surprising interactions Open

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

whatwg/urlpattern#259 · Opened Feb 21, 2025
Difference with path-to-regexp v8 Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

whatwg/urlpattern#256 · 2 comments · 1 reaction · Opened Feb 11, 2025
URLPattern use of URL record is ambiguous Open

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

whatwg/urlpattern#252 · 10 comments · Opened Jan 15, 2025
Globstar `**` causes exponential runtime behavior Open

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

whatwg/urlpattern#237 · 2 comments · 1 reaction · Opened Sep 21, 2024
Cannot capture default port in a named group Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

whatwg/urlpattern#234 · 10 comments · Opened Aug 30, 2024
Does not tolerate `+` in protocol Open

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

whatwg/urlpattern#228 · 8 comments · Opened Aug 2, 2024
delimiter characters not included in component parts Open

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

whatwg/urlpattern#227 · 6 comments · Opened Aug 2, 2024
Opaque Host and domain encoding Open

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

whatwg/urlpattern#220 · 6 comments · Opened Feb 21, 2024
Constructor string parser has confusing result for paths containing a colon. Open

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

whatwg/urlpattern#210 · 2 comments · 1 reaction · Opened Jan 23, 2024
More consistent and robust segment wilcard generation Open

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

whatwg/urlpattern#207 · 1 comment · 2 reactions · Opened Jan 19, 2024
Handling of special character in hostname Open

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

whatwg/urlpattern#206 · Opened Jan 19, 2024
Base URL and empty pathname in URLPatternInit Open

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

whatwg/urlpattern#200 · 1 reaction · Opened Nov 21, 2023
Consider cleaning up extra markdown documents Open

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

whatwg/urlpattern#195 · 1 reaction · Opened Oct 18, 2023
Backslash escaping is required for colon before password in string syntax Open

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

whatwg/urlpattern#189 · Opened Oct 3, 2023
Add a "using URLPattern in other APIs" section Open

Difficulty 5/5 Over a week Newbie friendliness 28/100

whatwg/urlpattern#182 · 14 comments · 1 reaction · Opened Sep 12, 2023
Matching `(` and `)` in a regexp matcher requires escaping Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

whatwg/urlpattern#177 · 4 comments · Opened Jul 10, 2023
URLPattern search param order matters Open

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

whatwg/urlpattern#176 · 2 comments · 2 reactions · Opened May 1, 2023
matching dotfiles can be difficult Open

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

whatwg/urlpattern#159 · Opened Jan 19, 2022
pathnames starting with `./` immediately follow by a matching group can result in double-slash Open

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

whatwg/urlpattern#158 · 1 comment · Opened Jan 19, 2022
Search params matching Open

addition/proposal

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

whatwg/urlpattern#150 · 7 comments · 3 reactions · Opened Nov 18, 2021
Optional groups with a leading slash do not match correctly Open

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

whatwg/urlpattern#149 · 15 comments · Opened Nov 10, 2021
Expose the groups keys in patterns Open

addition/proposal

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

whatwg/urlpattern#147 · 2 comments · Opened Nov 10, 2021
Repeated groups are not split into an array Open

addition/proposal

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

whatwg/urlpattern#146 · 2 comments · Opened Nov 10, 2021
Terminology: search vs query and such Open

clarification

Difficulty 4/5 3-5 days Newbie friendliness 25/100

whatwg/urlpattern#140 · 2 reactions · Opened Oct 19, 2021
Reintroduce toRegExp Open

addition/proposal

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

whatwg/urlpattern#139 · 3 comments · 1 reaction · Opened Oct 10, 2021
Add Introduction (and more examples) Open

clarification

whatwg/urlpattern#127 · 1 assignee · Opened Sep 6, 2021
consider generating URL strings from a URLPattern Open

addition/proposal

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

whatwg/urlpattern#73 · 36 comments · 44 reactions · Opened Aug 11, 2021
Should we expose a combined groups result? Open

addition/proposal

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

whatwg/urlpattern#62 · 1 comment · 2 reactions · Opened Jul 23, 2021
Consider providing a natural ordering for URLPattern objects Open

addition/proposal

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

whatwg/urlpattern#61 · 23 comments · Opened Jul 23, 2021
Consider fully supporting RTL and Bidi URLs Open

decided i18n-needs-resolution

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

whatwg/urlpattern#43 · 17 comments · Opened Dec 18, 2020
consider exposing URLPatternList Open

addition/proposal

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

whatwg/urlpattern#30 · 25 comments · 4 reactions · Opened Nov 19, 2020
consider maximum scope size Open

topic: service worker

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

whatwg/urlpattern#18 · 9 comments · Opened Oct 12, 2020
make URLPattern and URLPatternList serializable/structured cloneable Open

addition/proposal

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

whatwg/urlpattern#15 · 17 comments · Opened Oct 9, 2020

whatwg/urlpattern

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