There is no way to donate to fund Firefox development. Here's where your donation to Mozilla goes towards: https://foundation.mozilla.org/en/what-we-do/ https:

There is no way to donate to fund Firefox development. Here's where your donation to Mozilla goes towards: https://foundation.mozilla.org/en/what-we-do/ https://foundation.mozilla.org/en/what-we-do/ https://foundation.mozilla.org/en/what-we-fund/ https://foundation.mozilla.org/en/what-we-fund/