w3c/web-based-payment-handler

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Payment Handler API

Stars: 75
Forks: 40
Open beginner issues: 0
Indexed issues: 72

Dominant language: HTML
License: No license data
Last GitHub push: Apr 23, 2026
Latest indexed: Sep 21, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

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72 open issues indexed

Question about biometric authentication Open

w3c/web-based-payment-handler#420 · 3 comments · 1 assignee · Opened Oct 21, 2024
Missing tasks in parallel steps in Payment Handler API Open

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

w3c/web-based-payment-handler#419 · Opened Sep 10, 2024
Enum values that ignore naming conventions in Payment Handler API Open

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

w3c/web-based-payment-handler#418 · 2 comments · Opened Aug 30, 2024
API naming and confusion Open

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

w3c/web-based-payment-handler#417 · 4 comments · Opened Aug 23, 2024
Reduce risk of tracking related to payment handlers without UI Open

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

w3c/web-based-payment-handler#416 · Opened Apr 26, 2023
Reduce risk of timing attack on canmakepayment Open

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

w3c/web-based-payment-handler#415 · 1 comment · Opened Apr 26, 2023
Reduce information about installed payment apps that might be used to track the user Open

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

w3c/web-based-payment-handler#414 · 1 comment · Opened Apr 26, 2023
Limit information available during canmakepayment event Open

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

w3c/web-based-payment-handler#413 · 2 comments · Opened Apr 26, 2023
Broken references in Payment Handler API Open

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

w3c/web-based-payment-handler#412 · 3 comments · Opened Apr 12, 2023
WPT test suite needs updating to match spec + implementations Open

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

w3c/web-based-payment-handler#405 · Opened Dec 14, 2022
Request for use cases: "canmakepayment" event Open

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

w3c/web-based-payment-handler#401 · 2 comments · 2 reactions · Opened Jul 22, 2022
Payment Handler enrollment should accept URLs only Open

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

w3c/web-based-payment-handler#396 · 2 comments · Opened Sep 14, 2021
Restrict MIME types of Web Payment App navigation Open

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

w3c/web-based-payment-handler#383 · 2 comments · Opened Jan 20, 2021
Updates Timeline Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

w3c/web-based-payment-handler#382 · 2 comments · Opened Jan 5, 2021
Require user gesture before installation payment app that supports a standardized payment method? Open

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

w3c/web-based-payment-handler#380 · Opened Dec 8, 2020
Basic-credit security issue Open

Difficulty 5/5 Over a week Newbie friendliness 18/100

w3c/web-based-payment-handler#379 · 13 comments · Opened Dec 8, 2020
Leftovers regarding modifiers in CanMakePaymentEvents Open

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

w3c/web-based-payment-handler#378 · Opened Nov 18, 2020
Specify how to construct PaymentRequestDetailsUpdate from PaymentDetailsUpdate Open

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

w3c/web-based-payment-handler#376 · 1 comment · Opened Jul 17, 2020
Collecting use cases that require payment handler window to be 1P context Open

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

w3c/web-based-payment-handler#370 · 4 comments · Opened Apr 30, 2020
Require user interaction before payment handler response returned Open

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

w3c/web-based-payment-handler#369 · 1 comment · Opened Apr 22, 2020
Rename canmakepayment event to hasenrolledinstrument event Open

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

w3c/web-based-payment-handler#364 · 1 comment · Opened Apr 14, 2020
Permission model Open

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

w3c/web-based-payment-handler#363 · 3 comments · Opened Feb 27, 2020
See W3C TAG review comments Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

w3c/web-based-payment-handler#362 · Opened Feb 25, 2020
PaymentRequestEvent.OpenWindow() could fail in two different ways Open

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

w3c/web-based-payment-handler#361 · 1 comment · Opened Jan 31, 2020
Add informative mention of native payment handlers Open

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

w3c/web-based-payment-handler#360 · Opened Jan 14, 2020
Open Window Algorithm and tracking through 1ps Open

privacy-tracker

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

w3c/web-based-payment-handler#351 · 33 comments · Opened Oct 28, 2019
Specify skip-the-sheet behavior Open

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

w3c/web-based-payment-handler#347 · 2 reactions · Opened Oct 4, 2019
Specify just-in-time installation behavior? Open

question

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

w3c/web-based-payment-handler#346 · 6 comments · 2 reactions · Opened Oct 4, 2019
Does PaymentManager need to be exposed to Worker scope? Open

bug question

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

w3c/web-based-payment-handler#340 · 7 comments · Opened Jul 18, 2019
"Middleman Id/Commission %/Payeeer" provision Open

question

Difficulty 5/5 Over a week Newbie friendliness 18/100

w3c/web-based-payment-handler#335 · 57 comments · Opened Mar 11, 2019
Update Open Window Algorithm Open

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

w3c/web-based-payment-handler#321 · Opened Sep 19, 2018
Add paymentRequestID to CanMakePaymentEvent? Open

face-to-face discussion

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

w3c/web-based-payment-handler#312 · Opened Aug 15, 2018
Add support for PaymentValidationErrors Open

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

w3c/web-based-payment-handler#306 · 2 comments · 1 reaction · Opened Jul 17, 2018
Suggest changing a shape of openWindow() Open

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

w3c/web-based-payment-handler#300 · 17 comments · Opened Apr 30, 2018
Normative what happens when users closing the window opened by PaymentRequestEvent.openWindow Open

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

w3c/web-based-payment-handler#299 · 4 comments · Opened Apr 24, 2018
Define the feature policy for the Payment Handler content Open

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

w3c/web-based-payment-handler#298 · 1 comment · 1 reaction · Opened Apr 20, 2018
Need to specify CanMakePaymentEvent.respondWith() behavior Open

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

w3c/web-based-payment-handler#295 · 1 comment · Opened Apr 16, 2018
Call out the need for merchants to validate payment responses Open

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

w3c/web-based-payment-handler#288 · 3 comments · 1 reaction · Opened Apr 12, 2018
Should PaymentInstruments.set() be immutable? Open

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

w3c/web-based-payment-handler#285 · 2 comments · Opened Apr 11, 2018
Block payment handler in iframes by default Open

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

w3c/web-based-payment-handler#281 · 3 comments · Opened Apr 5, 2018
window.open not working from paymentrequest eventlistener Open

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

w3c/web-based-payment-handler#280 · 15 comments · Opened Apr 4, 2018
Review userHint Open

face-to-face discussion

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

w3c/web-based-payment-handler#273 · 2 comments · Opened Mar 26, 2018
Consider explaining the connection with payment method manifests sooner Open

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

w3c/web-based-payment-handler#269 · 4 comments · Opened Mar 16, 2018
Normative MUSTs inside a non-normative note Open

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

w3c/web-based-payment-handler#268 · 1 comment · Opened Mar 16, 2018
"Dispatch e to global" should link Open

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

w3c/web-based-payment-handler#266 · Opened Mar 16, 2018
Structured clone usage seems wrong Open

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

w3c/web-based-payment-handler#265 · Opened Mar 16, 2018
Editorial tweaks to " MethodData Population Algorithm" Open

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

w3c/web-based-payment-handler#264 · 1 comment · Opened Mar 16, 2018
Origin definitions are imprecise Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

w3c/web-based-payment-handler#263 · 2 comments · Opened Mar 16, 2018
Get rid of normative requirements inside dictionary member definitions Open

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

w3c/web-based-payment-handler#261 · Opened Mar 16, 2018
Integrate better with the payment request spec Open

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

w3c/web-based-payment-handler#258 · Opened Mar 16, 2018

w3c/web-based-payment-handler

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