Firefox 64-bit - version 58.0b4 (Beta 4) is released
2017-11-15  link

Firefox 64-bit - version 57.0 is released
2017-11-13   link

Firefox 64-bit - version 57.0 RC3 (Release Candidate 3) is released
2017-11-10  link

Firefox 64-bit - version 57.0 RC1 (Release Candidate 1) is released
2017-11-07  link

Firefox 64-bit - version 57.0b14 (Beta 14) is released
2017-11-03  link

Firefox 64-bit - version 57.0b13 (Beta 13) is released
2017-10-31  link

Firefox 64-bit - version 57.0b12 (Beta 12) is released
2017-10-27  link

Firefox 64-bit - version 56.0.2 is released
2017-10-25   link

Alternatives

  1. Cyberfox 64-bit
  2. Waterfox
  3. Pale Moon 64-bit
  4. Brave browser
  5. pcxFirefox 64-bit
  6. fbuild.com (for Intel 64 + AVX2, for Intel 64, for AMD64)
  7. Light, a light firefox