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Know the site you are agreeing to audit.

Discover public pages, choose optional evidence capture, and build a representative audit plan with selection reasons and manual testing requirements.

Sign in to generate and save a report. Explore the sample without an account.

  • Public sites only
  • Durable capture
  • Searchable inventory

Explore a real evidence set

Citylights · Public sample

4 of 4 sample pages
Pages
4
Templates
3
Screenshots
8
Findings
179

Preserved manifest

Bounded sample

home.html

Captured

news.html

Captured

tickets.html

Captured

survey.html

Captured

Two visual states

Desktop 1280px · Mobile 390px

Scriptless replay

Archived evidence · no live fetch

Open the complete sample

Four pages from a fictional city website. Preserved views, measured findings, and real downloads. No account needed.

The evidence set

More than a crawler export.

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.

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.

Rendered HTML and archived CSS

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.

Desktop and mobile captures

Full-page visual evidence records both viewports, giving reviewers a stable reference for responsive layouts, breakpoint differences and content that moves between screens.

Automated WCAG evidence

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.

Representative audit plan

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.

Capture provenance

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

From domain to defensible scope.

  1. 01

    Enter the public domain

    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.

  2. 02

    Prove the coverage boundary

    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.

  3. 03

    Capture every page independently

    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.

  4. 04

    Review and deliver

    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

The evidence reaches the person who needs it.

Branded completion email with a visible report link
Time-limited, revocable report-scoped access
Accessible report plus reconciled CSV and JSON inventories

Honest boundaries

Know what the report covers.

Incomplete discovery stays incomplete

A limit, failure or uncertain boundary is explained instead of being presented as the whole website.

A capture is a bounded window

Large sites are preserved page by page. The report records the window and flags material capture-state drift.

Automation supports expert review

WCAG findings help prioritize manual work; they do not convert an automated scan into an accessibility attestation.

Frequently asked questions

Before you scope a site

Can I generate a scoping report without saving page evidence?
Yes. Turn off Capture page evidence before starting a report. OnChange still analyzes desktop and mobile pages and retains the URL inventory, layout groups, complexity ratings, integration observations and automated finding summaries. Screenshots, HTML/CSS archives, WACZ archives and captured-page PDFs are not saved. Report downloads and audit planning remain available. Existing reports keep their original evidence.
Do I need to install anything or change my firewall to try free scoping?
No. Start with a public website domain. Free scoping does not require an installation, website login credentials, a Cloudflare API key, or firewall changes. If website protection limits access, OnChange explains the limitation and lets you review any discovered addresses. You can explore the sample report first. Optional access instructions are available for site owners who choose to use them.
How does OnChange handle Cloudflare or other website protection?
OnChange starts with the publicly accessible site. If a challenge blocks access, the request is recorded as blocked and the challenge is excluded from page evidence and WCAG findings. Incomplete discovery stays clearly labelled, with any discovered addresses available to review. Site owners can choose to open optional access instructions after a block. Existing evidence stays unchanged if they later create a fresh capture.
Can I save a representative audit sample?
Yes. Choose preserved pages with selection reasons, compare structured and reproducible random samples, and review coverage across observed templates, features and languages. Add testing environments, journeys, resources and effort estimates. Saved revisions and PDF, HTML or JSON scope briefs stay separate from the evidence record. An expert still needs to confirm sample completeness.
What makes a website scoping report complete?
OnChange only presents a report as complete public-site scope when its source crawl finishes with complete, unlimited coverage. Partial, limited, failed and still-running crawls are blocked from becoming complete evidence sets, and excluded or failed URLs remain visible in the report.
Does a scoping report prove WCAG conformance?
No. The report preserves automated axe findings and page-level evidence to help an accessibility professional define representative templates and manual audit work. Automated checks cannot replace keyboard, screen-reader, cognitive and expert manual review.
Can a client open the report without workspace access?
An assigned client contact can receive a report-scoped, time-limited and revocable link after export generation. That link opens only the eligible report surface and does not grant access to the rest of the workspace.
Is this a permanent legal website archive?
No. It is an operational evidence system governed by the workspace retention window. It is not WORM storage, a legal hold or a substitute for records-management controls required by counsel or a regulator.

Start with evidence

Scope the public site before you quote the audit.