Html Validator
HTML Validator is a Mozilla extension that adds HTML validation inside Firefox, Mozilla. The number of errors of a HTML page is seen on the form of an icon For Firefox 56, use 0.974 (see all versions below). For Firefox 57, see Web Extensions.
9.725 Benutzer
defyFormValidation
Schaltet die HTML5-Formularvalidierung ab, sodass serverseitige bzw. alternative clientseitige (z. B. JavaScript-basierte) Validierungsmethoden getestet werden können.
140 Benutzer
eIDAS QWAC Validator
This add-on shows a grey EU-flag badge at the right of the address bar, that gets coloured in case the origin of the visited site is authenticated by means of a qualified web-access certificated (QWAC) pursuant to the “eIDAS” European Regulation.
15 Benutzer
Mail Validator
Mail validator is used to validate email. Functionality to check deliver-ability,valid format, free mail, disposable mail
1 Benutzer
ChroPath
ChroPath helps to generate and validate selectors like relative xpath, cssSelector etc with iframe support.
5.521 Benutzer
Avast SecureLine VPN
Steuern Sie Ihr Avast SecureLine VPN bequem über Ihren Browser. Mit unserer einfachen, aber leistungsstarken Erweiterung können Sie Ihr VPN ganz einfach ein- und ausschalten oder Ihren Serverstandort ändern.
9.236 Benutzer
SEO Audit Tool
Website analysis & SEO tool by iwebchk provides comprehensive website review in SEO, performance, validity, security, accessibility, social media, backlinks, visitors, technologies and usability.
223 Benutzer
Web Developer Form Filler
This extension is used by developers to make it easy to save and fill forms for use in submission testing and validation.
1.202 Benutzer
Zulu
Searches webpages for valid phone numbers and turns them into tel links or sends them directly to the Zulu client application itself
96 Benutzer
Brazilian Portuguese Dictionary (Former Spelling)
The same spellchecker shipped with the Brazilian version of Firefox, just using the former spelling (which is valid until January 1st 2016).
1.952 Benutzer
Validate HTML
Submits the HTML of the current tab to the W3C Validator. Source submitted is from a GET request not the DOM. Written out of the need to easily validate protected directories. Not advisable for use on pages with sensitive information.
51 Benutzer
SAP Note Search 2.0
this search plugin provides the direct display of SAP Notes by entering the Note Number (requires a valid User for the SAP Support Portal)
28 Benutzer
Email Verifier
MailDump Verifier, a powerful tool that helps verify an email address or validate email addresses in bulk as you go, whilst you browse websites. The MailDump Verifier removes invalid email addresses and reduces bounce rates.
43 Benutzer
DoPeopleSay
A full-text search engine of English spoken corpus. Find the context where English word or phrase is used. Not sure if it's valid or not - give it a try too!
29 Benutzer
