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Firefox is made by Mozilla Corporation, which is wholly owned by the not-for-profit Mozilla Foundation. The Foundation is the parent owner; the Corporation develops Firefox with the Mozilla community.

Who owns Firefox?

Mozilla’s official Firefox FAQ says Firefox is made by Mozilla Corporation, a wholly owned subsidiary of the not-for-profit Mozilla Foundation. That is the ownership chain: Mozilla Foundation → Mozilla Corporation → Firefox. Mozilla’s organizations page describes the Foundation as the parent and the Corporation as its subsidiary; Firefox’s FAQ identifies the Corporation as the browser’s maker.

What do the Foundation and Corporation do?

Mozilla Foundation: parent and nonprofit governance

Mozilla describes the Foundation as a California nonprofit corporation exempt from federal income tax under IRC 501(c)(3). It supports the Mozilla community and oversees Mozilla governance. The nonprofit status belongs to the Foundation; Mozilla identifies the Corporation as a taxable subsidiary. Mozilla’s organizations page explains these roles.

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Mozilla Corporation: software development

The Corporation works with the community to develop software that advances Mozilla’s principles, including Firefox. Mozilla’s current organizational overview also identifies Mozilla Corporation as the organization that makes Firefox.

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Elebase USB to USB C Adapter for iPhone 18 Pro Max,USBC Car Charger Adapter
  • Read Before You Buy — No Video Output: These adapters support charging and USB 2.0 data transfer, but cannot transmit video signals. Except for standard USB webcams (which use USB data only), they are not compatible with HDMI/DisplayPort cables, video-capable USB-C hubs, or docking stations with video output.
  • Convert USB-A Ports to USB-C: Designed to connect USB-C earphones, cables, flash drives, card readers, and other USB-C accessories to standard USB-A ports. Plug-and-play with no drivers or software required.
  • Aluminum Alloy Housing: Built with a sturdy aluminum alloy shell that aids in heat dissipation and protects against daily wear and scratches. Designed to maintain a stable and secure connection.
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  • 12-Month Warranty: Backed by a 12-month manufacturer warranty for peace of mind. Designed to meet strict quality control standards for reliable everyday performance.

Community: contributors, not another owner

Community participation is distinct from ownership. Mozilla says the Corporation develops software with the community, and it distinguishes its official entities from independent formal or informal community organizations that have no official relationship with the Foundation. A Mozilla-branded community group is not automatically an owner.

Does nonprofit ownership mean Firefox has no commercial revenue?

No. The ownership structure alone does not establish that Firefox is funded only by donations, nor does it show how much revenue comes from any particular source. Mozilla publishes annual reports, Form 990 filings, audited financial statements, and governance documents; its annual reports and financials index lists disclosure materials. Mozilla’s 2025 report describes the broader Mozilla entities as owned and controlled by a nonprofit parent, with profits available to support and expand nonprofit activities. That is Mozilla’s account of its structure and goals, not a claim that the Corporation has no taxable commercial activity.

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  • 5-in-1 USB-C Hub: Experience comprehensive connectivity featuring a Power Delivery input, two USB-A 2.0 ports, a USB-A 3.0 port, and an HDMI port. (Note: The USB-C power delivery input port is only for connecting an external wall charger to power your laptop and cannot power peripheral devices.)
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What does Mozilla say about Firefox’s reach?

In its State of Mozilla 2025 report, Mozilla Corporation says it is trusted by over 200 million people. Treat that as the Corporation’s reported figure, not as an independently measured user count. The same report identifies growing Firefox as a leading aim for Mozilla Corporation.

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Anker USB C Hub, 5-in-1 USBC to HDMI Splitter with 4K Display
  • 5-in-1 Connectivity: Equipped with a 4K HDMI port, a 5 Gbps USB-C data port, two 5 Gbps USB-A ports, and a USB C 100W PD-IN port. Note: The USB C 100W PD-IN port supports only charging and does not support data transfer devices such as headphones or speakers.
  • Powerful Pass-Through Charging: Supports up to 85W pass-through charging so you can power up your laptop while you use the hub. Note: Pass-through charging requires a charger (not included). Note: To achieve full power for iPad, we recommend using a 45W wall charger.
  • Transfer Files in Seconds: Move files to and from your laptop at speeds of up to 5 Gbps via the USB-C and USB-A data ports. Note: The USB C 5Gbps Data port does not support video output.
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UGREEN USB to USB C Adapter Combo 4-Pack, 10Gbps USB C Converter Space Gray
  • Dual Converters, Infinite Potential:Includes 2× USB C male to USB A female adapters and 2× USB A male to USB C female adapters. Perfect for a wide range of uses—tablets with Bluetooth keyboards, expand USB ports on macbook, and more. Two different converters for all your daily needs
  • Next-Level 10Gbps & 3A Charging: No more slow 480Mbps, this usb to usb c adapter has a transfer speed of up to 10Gbps, allowing you to do more transferring in less time. This usb adapter fits both USB A and USB C charger, supporting up to 3A fast charging
  • Upgraded Exquisite Craftsmanship: With an aluminum alloy housing and metal connector, the usbc to usb adapter is extremely durable and sturdy. Rigorously tested to withstand more than 10,000 times of plugging and unplugging, ensuring long-lasting performance
  • Broad Compatible: The usb c to usb adapter widely supports all USB C/ USB A devices like laptops, tablets, cellphones, car chargers, and phone chargers. Such as compatible with MacBook Pro/Air 2023/2022, Thunderbolt 4/3 Devices,Apple MagSafe Watch 9/8/7/SE/Ultra, iPad Pro 2022/2021, Samsung Galaxy S23/S20/S10, and iPhone 17/16/15 Pro. Plug and play
  • Please Note: To reach 10Gbps speed, keep the cable under 3.3 ft. For USB A Male to USB C adapters, try flipping the USB C connector. USB C Male to USB A adapters support bidirectional 10Gbps transfer within 3.3 ft
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Anker USB C Hub, 7in1 Multi-Port USB Adapter, 4K@60Hz USBC to HDMI Splitter
  • Sleek 7-in-1 USB-C Hub: Features an HDMI port, two USB-A 3.0 ports, and a USB-C data port, each providing 5Gbps transfer speeds. It also includes a USB-C PD input port for charging up to 100W and dual SD and TF card slots, all in a compact design.
  • Flawless 4K@60Hz Video with HDMI: Delivers exceptional clarity and smoothness with its 4K@60Hz HDMI port, making it ideal for high-definition presentations and entertainment. (Note: Only the HDMI port supports video projection; the USB-C port is for data transfer only.)
  • Double Up on Efficiency: The two USB-A 3.0 ports and a USB-C port support a fast 5Gbps data rate, significantly boosting your transfer speeds and improving productivity.
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