Kilotest: Issues reported for Next Generation Playground
About the Next Generation Playground page
- URL: https://www.playnextgeneration.com/
- Tested 14 days ago by job
cg9on 2026-05-18 at 15:01 - Page not testable by Accessibility Checker (IBM): page.evaluate: TypeError: Cannot assign to read only property 'startsWith' of object '[object String]' at eval (eval at <anonymous> (eval at evaluate (:302:30)), <anonymous>:2:669655) at eval
Issues reported
Summary
9 tools reported issues (Alfa + ASLint + Axe + Editoria11y + Html Checker API + HTML CodeSniffer + QualWeb + Testaro + WAVE)
53 issues were reported (12 highest, 11 high, 8 low, 22 lowest priority)
225 violators were reported
Download the full technical report
Details
Highest priority: 12
-
contrast poor
- Why it matters: Content is difficult to understand
- Related WCAG standard: 1.4.3
- Reported by 4 tools (Alfa + Axe + HTML CodeSniffer + WAVE)
- 29 violators were reported
-
video not named
- Why it matters: User cannot get help reading video content as text
- Related WCAG standard: 1.2.2
- Reported by 2 tools (Axe + QualWeb)
- 2 violators were reported
-
overflow hidden
- Why it matters: User cannot enlarge the text for readability
- Related WCAG standard: 1.4.4
- Reported by 1 tool (Alfa)
- 3 violators were reported
-
svg image not named
- Why it matters: User cannot get help understanding an image
- Related WCAG standard: 1.1.1
- Reported by 1 tool (ASLint)
- 3 violators were reported
-
audio or video caption track missing
- Why it matters: User cannot get help reading speech as text
- Related WCAG standard: 1.2.1
- Reported by 1 tool (ASLint)
- 1 violator was reported
-
video alternative missing
- Why it matters: User cannot get help consuming a video recording as text or speech
- Related WCAG standard: 1.2.1
- Reported by 1 tool (ASLint)
- 1 violator was reported
-
attribute value invalid
- Why it matters: Item behaves improperly
- Related WCAG standard: 1.3.1
- Reported by 1 tool (Html Checker API)
- 22 violators were reported
-
attribute invalid
- Why it matters: Item behaves improperly
- Related WCAG standard: 1.3.1
- Reported by 1 tool (Html Checker API)
- 5 violators were reported
-
link element invalid
- Why it matters: Document fails to get a needed external resource
- Related WCAG standard: 1.3.1
- Reported by 1 tool (HTML CodeSniffer)
- 4 violators were reported
-
video audio description missing
- Why it matters: User cannot get help hearing video content as speech
- Related WCAG standard: 1.2.1
- Reported by 1 tool (QualWeb)
- 1 violator was reported
-
audio track missing
- Why it matters: User cannot get help reading speech as text
- Related WCAG standard: 1.2.1
- Reported by 1 tool (QualWeb)
- 1 violator was reported
-
Tab-focusable elements wrong
- Why it matters: Item selections by a keyboard-only user are useless or impossible
- Related WCAG standard: 2.1.1
- Reported by 1 tool (Testaro)
- 1 violator was reported
High priority: 11
-
attribute obsolete
- Why it matters: Document includes obsolete code that the browser may fail to process
- Related WCAG standard: 4.1
- Reported by 2 tools (ASLint + Html Checker API)
- 2 violators were reported
-
font small
- Why it matters: Text is difficult to read
- Related WCAG standard: 1.4
- Reported by 2 tools (Testaro + WAVE)
- 3 violators were reported
-
tab-opening link action unstated
- Why it matters: Following a link opens a new window, surprising a user
- Related WCAG standard: 3.2.5
- Reported by 1 tool (Editoria11y)
- 8 violators were reported
-
CSS invalid
- Why it matters: Document cannot be properly displayed
- Related WCAG standard: 4.1
- Reported by 1 tool (Html Checker API)
- 1 violator was reported
-
meta invalid
- Why it matters: Document fails to include needed data
- Related WCAG standard: 1.3.1
- Reported by 1 tool (Html Checker API)
- 4 violators were reported
-
invalid at-rule
- Why it matters: Document cannot be properly displayed in particular contexts
- Related WCAG standard: 4.1
- Reported by 1 tool (Html Checker API)
- 1 violator was reported
-
element reloads or redirects
- Why it matters: Document change may surprise a user
- Related WCAG standard: 2.2.1
- Reported by 1 tool (QualWeb)
- 1 violator was reported
-
box size absolute
- Why it matters: User cannot enlarge the content of an item for readability
- Related WCAG standard: 1.4.4
- Reported by 1 tool (QualWeb)
- 8 violators were reported
-
small targets too near to each other
- Why it matters: User cannot reliably choose an item to click or tap
- Related WCAG standard: 2.5.8
- Reported by 1 tool (Testaro)
- 10 violators were reported
-
element focusability and operability conflict
- Why it matters: Keyboard-only user cannot operate an item
- Related WCAG standard: 2.1.1
- Reported by 1 tool (Testaro)
- 4 violators were reported
-
hover indication poor
- Why it matters: User cannot explore the document reliably with a mouse
- Related WCAG standard: 3.3.2
- Reported by 1 tool (Testaro)
- 2 violators were reported
Low priority: 8
-
heading level skipped
- Why it matters: Helper misdescribes the document
- Related WCAG standard: 1.3.1
- Reported by 4 tools (Alfa + Axe + Html Checker API + WAVE)
- 2 violators were reported
-
heading structure illogical
- Why it matters: Helper misdescribes the document
- Related WCAG standard: 1.3.1
- Reported by 2 tools (ASLint + HTML CodeSniffer)
- 3 violators were reported
-
font size absolute
- Why it matters: User cannot adjust the text size for readability
- Related WCAG standard: 1.4.4
- Reported by 1 tool (Alfa)
- 9 violators were reported
-
autoplay
- Why it matters: Motion- or noise-sensitive user may suffer harm
- Related WCAG standard: 1.4.2
- Reported by 1 tool (ASLint)
- 1 violator was reported
-
links named identically
- Why it matters: User cannot get help differentiating links
- Related WCAG standard: 2.4.4
- Reported by 1 tool (Testaro)
- 1 violator was reported
-
link indication poor
- Why it matters: User cannot differentiate a link from plain text
- Related WCAG standard: 1.3.3
- Reported by 1 tool (Testaro)
- 3 violators were reported
-
page content moves spontaneously
- Why it matters: Motion-sensitive user may suffer harm
- Related WCAG standard: 2.2.2
- Reported by 1 tool (Testaro)
- 1 violator was reported
-
focus indication improvable
- Why it matters: Keyboard-only user cannot easily choose an item to operate
- Related WCAG standard: 2.4.7
- Reported by 1 tool (Testaro)
- 25 violators were reported
Lowest priority: 22
-
text contrast improvable
- Why it matters: Content is not easy to understand
- Related WCAG standard: 1.4.6
- Reported by 4 tools (Alfa + ASLint + HTML CodeSniffer + QualWeb)
- 60 violators were reported
-
text contrast not testable
- Why it matters: Text may be difficult to read
- Related WCAG standard: 1.4.3
- Reported by 3 tools (Alfa + HTML CodeSniffer + QualWeb)
- 71 violators were reported
-
tab-opening link action unstated?
- Why it matters: Following a link opens a new window, possibly surprising a user
- Related WCAG standard: 3.2.5
- Reported by 3 tools (ASLint + HTML CodeSniffer + Testaro)
- 28 violators were reported
-
position sticky
- Why it matters: User may be unable to see needed content or may be forced to scroll in both dimensions
- Related WCAG standard: 1.4.10
- Reported by 2 tools (ASLint + HTML CodeSniffer)
- 4 violators were reported
-
target small
- Why it matters: User cannot reliably choose an item to click or tap
- Related WCAG standard: 2.5.5
- Reported by 1 tool (Alfa)
- 15 violators were reported
-
item makes testing inconclusive
- Why it matters: Item prevents a conclusive accessibility test
- Related WCAG standard: 4.1
- Reported by 1 tool (Alfa)
- 30 violators were reported
-
button name not visible
- Why it matters: User cannot get help explaining a button
- Related WCAG standard: 4.1.2
- Reported by 1 tool (ASLint)
- 2 violators were reported
-
tabindex redundant
- Why it matters: Revision risks interfering with navigation by a keyboard-only user
- Related WCAG standard: 1.3.1
- Reported by 1 tool (ASLint)
- 10 violators were reported
-
speculation rules script element invalid
- Why it matters: Document navigation performs poorly
- Related WCAG standard: 1.3.1
- Reported by 1 tool (Html Checker API)
- 1 violator was reported
-
type redundant
- Why it matters: Document includes unnecessary code
- Related WCAG standard: 1.3.1
- Reported by 1 tool (Html Checker API)
- 1 violator was reported
-
section heading missing
- Why it matters: User cannot understand the topic of a part of the document
- Related WCAG standard: 1.3.1
- Reported by 1 tool (Html Checker API)
- 7 violators were reported
-
image dubiously marked decorative
- Why it matters: Helper ignores an image that is apparently informative
- Related WCAG standard: 1.1.1
- Reported by 1 tool (HTML CodeSniffer)
- 1 violator was reported
-
overflow hidden?
- Why it matters: User may be unable to enlarge the text for readability
- Related WCAG standard: 1.4.4
- Reported by 1 tool (QualWeb)
- 15 violators were reported
-
large visible-element count
- Why it matters: User cannot easily find items in the document
- Related WCAG standard: 2.4
- Reported by 1 tool (Testaro)
- 1 violator was reported
-
text distortion
- Why it matters: Text is difficult to read
- Related WCAG standard: 3.1.5
- Reported by 1 tool (Testaro)
- 9 violators were reported
-
role assigned instead of implicit
- Why it matters: User may misunderstand the purpose of an item
- Related WCAG standard: 4.1.2
- Reported by 1 tool (Testaro)
- 13 violators were reported
-
inconsistent heading, link, or button styles
- Why it matters: User cannot easily distinguish items of different types
- Related WCAG standard: 3.2.4
- Reported by 1 tool (Testaro)
- 1 violator was reported
-
z-index not zero
- Why it matters: User cannot predict the effect of clicking
- Related WCAG standard: 1.4
- Reported by 1 tool (Testaro)
- 4 violators were reported
-
heading-like styles dubious
- Why it matters: User may be unable to understand the topic of a part of the document
- Related WCAG standard: 1.3.1
- Reported by 1 tool (WAVE)
- 2 violators were reported
-
noscript element not equivalent?
- Why it matters: User who has disabled JavaScript may be denied some content
- Related WCAG standard: 4.1
- Reported by 1 tool (WAVE)
- 1 violator was reported
-
underlining dubious
- Why it matters: User may be misled into believing some text is a link
- Related WCAG standard: 1.3.1
- Reported by 1 tool (WAVE)
- 2 violators were reported
-
audio or video alternatives missing?
- Why it matters: User may be unable to get help reading video content as text
- Related WCAG standard: 1.2.2
- Reported by 1 tool (WAVE)
- 1 violator was reported