> TogetherJS is Mozilla's open source library for real-time collaboration on a web page. Learn what it does on a site and how it relates to GDPR consent. > > Canonical: https://www.flowconsent.com/en/services/customer-support/togetherjs Customer support # TogetherJS Preferences · [Official website](https://togetherjs.com) TogetherJS is an open source JavaScript library created by Mozilla that adds real-time collaboration to a website, letting several people see each other's cursors, clicks and edits and chat on the same page. It relies on a hub server to relay activity between participants. Mozilla no longer actively develops it. [Block TogetherJS until consent](https://app.flowconsent.com/auth/sign-up?utm_source=flowconsent.com\&utm_medium=referral\&utm_campaign=customer_support) · [Scan my site](https://www.flowconsent.com/en/scan) At a glance - Category [Customer support](https://www.flowconsent.com/en/services/customer-support) - Consent Preferences - Prior consent Required - Documented cookies 0 Compliance ## TogetherJS and the GDPR TogetherJS is classified as “Preferences”. On a site that targets European visitors, it must only load after the visitor consents, and it must be listed in your cookie policy. Cookies and trackers ## What TogetherJS sets and contacts The cookies of TogetherJS are not documented in the catalog yet. To see what is actually set on your site, run a free scan. 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