Install on Firefox

Install 7.3.5 from Mozilla
Version 7.3.5 (latest stable release) - 734.6 kB - released on 8/1/2018

Old versions

7.3.4 - 713.8 KiB - released on 7/10/2018
7.3.1 - 696.5 KiB - released on 6/5/2018
7.3.0 - 696.5 KiB - released on 5/30/2018
7.2.2 - 693.5 KiB - released on 3/16/2018
7.2.1 - 689.1 KiB - released on 3/7/2018
7.2.0 - 701.4 KiB - released on 2/22/2018
7.1.2 - 543.6 KiB - released on 1/18/2018
7.1.1 - 522.9 KiB - released on 12/14/2017
7.1.0 - 520.6 KiB - released on 12/10/2017
7.0.0 - 450.9 KiB - released on 11/14/2017
6.3.3 - 772.6 KiB - released on 10/14/2017
6.3.1 - 769.8 KiB - released on 5/1/2017
6.2.0 - 752.7 KiB - released on 12/27/2016
6.1.1 - 717.7 KiB - released on 10/5/2016
6.1.0 - 701.1 KiB - released on 9/15/2016
6.0.0 - 693.6 KiB - released on 8/1/2016
5.6.1 - 682.2 KiB - released on 5/22/2016
5.6.0 - 681.8 KiB - released on 5/7/2016
5.5.0 - 658.0 KiB - released on 4/4/2016
5.4.2 - 608.6 KiB - released on 10/16/2015
5.4.1 - 599.5 KiB - released on 8/10/2015
5.3.1 - 562.8 KiB - released on 5/25/2015
5.3.0 - 562.7 KiB - released on 5/6/2015
5.2.0 - 535.4 KiB - released on 4/19/2015
5.1.2 - 489.2 KiB - released on 3/31/2015
5.0.1 - 401.0 KiB - released on 3/11/2015

Deprecated versions

Those releases won't work on Firefox >= 36 and are no longer supported.

4.9.24 - 761.4 KiB - released on 9/5/2014
4.9.23 - 761.3 KiB - released on 8/8/2014
4.9.22 - 761.2 KiB - released on 3/24/2014

Install on Chrome

Install 2.0.1.0 from Chrome Web Store
Version 2.0.1.0 (latest stable release) - 686KiB - released on 12/19/2016