Barrierepruefung.de Web Accessibility Checker

Setting up and connecting the WordPress plugin

Step by step – install the plugin, create a token, enter the connection, verify the domain and start the first scan from WordPress.

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The plugin connects your WordPress installation to your account. Scans run in the service, in a real browser; WordPress starts them, shows the findings and embeds the published statement. Setup takes a few minutes.

Before you start

  • In the service, an account with the role “Owner” or “Administration”. Only these roles see the “Embedding” tab where the token is created.
  • In WordPress, an administrator account, WordPress 6.5 or later and PHP 8.1 or later.
  • For the statement text: the plugin only shows a published statement. Scanning and viewing findings work before that; text in the shortcode only appears after publication, which is included from the Starter plan.

The plugin’s admin screens are in English, or in German on a German WordPress. The labels below are the English ones.

1. Install the plugin

The plugin is called “Barrierepruefung.de – Web Accessibility Checker”. Install and activate it. After activation, a notice leads to Tools → Accessibility; the plugins list also has a “Settings” link for it.

The source code and installation notes are in the plugin’s public repository.

2. Add the website in the service

In the service, go to “Websites” → “Add website”. Enter exactly the address your WordPress installation is reachable at – as it appears in the browser, with or without www. Tools → Accessibility tells you this address.

If the address differs, domain verification in step 5 fails without an obvious reason.

3. Create a token

In the service, open “Websites” → your website → the “Embedding” tab, section “WordPress plugin and API”. Enter a “Label” – for example “WordPress on example.org” – and choose “Create token”.

The service now shows three values: “API token”, “Site ID” and “Service address”.

The token is shown this one time only. Copy all three values before you choose “I have saved the token”. If you lose the token, create a new one.

The token is valid for this one website only. It may start scans and read results and the statement – nothing more.

4. Enter the connection in WordPress

In WordPress, under Tools → Accessibility, section “Connect to your account”:

  • API token: paste it complete, including the number and the vertical bar in front.
  • Site ID: the ID from step 3.
  • Service address: leave the pre-filled value – it is the address the plugin sends its requests to.

Then choose “Connect”. The page reports “Connected. Please verify the domain now.”

5. Verify the domain

Choose “Verify domain now”. The plugin serves the proof itself – as a meta element and as a file at /.well-known/a11y-site-verification.txt. You do not need a DNS record. The page reports “The domain is verified.”

The service re-checks the verification daily. If you verified the domain only through the plugin and deactivate it later, the verification is lost at the next check.

6. Start the first scan

“Scan now” starts a scan; it usually takes a few minutes. The page deliberately does not reload on its own – an automatic reload would move the focus and interrupt people using a screen reader. Choose “Check whether the scan has finished”.

The findings list then appears on the same page: Working through findings in WordPress.

7. Publish and embed the statement

The plugin cannot publish. In the service, answer the manual checks, complete the mandatory details and publish the statement: From scan to published statement.

Then place the shortcode [barrierefreiheitserklaerung] on a page: Showing the statement in WordPress: shortcode and block.

Correcting the connection

“Stored connection” shows what is saved. “Disconnect” deletes the token, the site ID and the stored statement text from WordPress; you can then enter the connection again. Nothing changes in your account: the token stays valid until you “Revoke” it in the “Embedding” tab.

What the plugin transmits

The address of your website, the token and the site ID – no content and no personal data of your visitors. Requests go to the service

  • when you start a scan or verify the domain,
  • when you open Tools → Accessibility – at most every 5 minutes, from the cache after that,
  • when you expand the occurrences of a rule,
  • when the statement is displayed – at most every 60 minutes, from the cache after that.

Uninstalling removes all settings and caches, including the token.

Last checked against the product on September 13, 2026. As Markdown

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