Is Firefox Proprietary Or Open Source?
Mozilla Firefox is free and open source software, built by a community of thousands from all over the world. There are a few things you should know: Firefox is made available to you under the terms of the Mozilla Public License. This means you may use, copy and distribute Firefox to others.
Firefox Tracking Protection Firefox goes beyond private browsing with Tracking Protection. It stops companies from following you around the web. It uses a list of tracking sites compiled by Disconnect.me.
Incognito browser: What it really means - Mozilla
Firefox is open source. Most importantly, Firefox is fully open source.
5 reasons to switch to Firefox right now | Opensource.com
Why is Firefox an open source?
Firefox is licensed under Mozilla Public License open source license. Thus it allows us to freely use it, modify it, and redistribute it, hence it 100% open source.
Is Firefox really open sourced?