Reconciled page inventory
Every canonical public URL from a coverage-qualified crawl is frozen into the report. Redirects, exclusions, failures and non-HTML resources remain visible instead of disappearing from the total.
Discover public pages, choose optional evidence capture, and build a representative audit plan with selection reasons and manual testing requirements.
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Explore a real evidence set
Citylights · Public sample
Preserved manifest
Bounded sample
home.html
46 findings
Captured
news.html
47 findings
Captured
tickets.html
42 findings
Captured
survey.html
44 findings
Captured
Two visual states
Desktop 1280px · Mobile 390px
Scriptless replay
Archived evidence · no live fetch
Four pages from a fictional city website. Preserved views, measured findings, and real downloads. No account needed.
The evidence set
A URL list says what discovery found. A scoping report preserves what each page looked like, how it was classified and where capture could not proceed.
Every canonical public URL from a coverage-qualified crawl is frozen into the report. Redirects, exclusions, failures and non-HTML resources remain visible instead of disappearing from the total.
Successful pages preserve the rendered document and the bounded stylesheet bundle used for replay. Historical evidence does not silently borrow the live site's current CSS.
Full-page visual evidence records both viewports, giving reviewers a stable reference for responsive layouts, breakpoint differences and content that moves between screens.
Axe results retain rule, target, impact and viewport context. Findings support audit planning while remaining clearly labelled as automated evidence, not a claim of conformance.
Choose structured and reproducible random samples, record complete journeys and resource decisions, and estimate the work using your agency’s own ranges. Download the scope brief and hand a reviewed revision into the audit.
The report records its source crawl, capture window, algorithm versions, artifact identities and integrity fingerprint so the evidence can be traced back to the exact run.
One continuous workflow
Start from the dedicated scoping flow. OnChange normalizes the domain and begins durable discovery on the server, so closing the browser does not stop the job.
Sitemaps, same-site links and redirect outcomes build the canonical inventory. If discovery is partial, limited or interrupted, OnChange refuses to label the result as complete scope.
Each URL becomes its own checkpointed capture task. One blocked or failed page cannot erase successful evidence or force the entire site to start again.
Review desktop and mobile evidence, record representative page selections and manual testing requirements, then download the report and audit scope brief for client review.
Client delivery
Honest boundaries
A limit, failure or uncertain boundary is explained instead of being presented as the whole website.
Large sites are preserved page by page. The report records the window and flags material capture-state drift.
WCAG findings help prioritize manual work; they do not convert an automated scan into an accessibility attestation.
Frequently asked questions
Start with evidence