Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Where can I find the Firefox open source code and download it

  • 1 reply
  • 1 has this problem
  • 1042 views
  • Last reply by TyDraniu
  • Solved

Where can I find and download it?

Where can I find and download it?

Chosen solution

Mozilla Central is the name of the mercurial repository that contains the source code of Firefox. Start by installing mercurial and cloning "MC":

hg clone https://hg.mozilla.org/mozilla-central/
Read this answer in context 👍 1

All Replies (1)

Chosen Solution

Mozilla Central is the name of the mercurial repository that contains the source code of Firefox. Start by installing mercurial and cloning "MC":

hg clone https://hg.mozilla.org/mozilla-central/