To use these add-ons, you'll need to download Firefox.

Qqen
Tignit n uzegrir

Iceggiren i LeechBlock NG

LeechBlock NG sγur James Anderson

4,8 n yitran ɣef 5
5
1 584
4
93
3
30
2
11
1
33
Icegger-it Aseqdac Firefox 13971235
sɣur Aseqdac Firefox 13971235, 7 jierren lyn
It does exactly what you need it to, stopping reddit from destroying my life! I do notice it doesn't immediately block the site once the timer finishes, though. I wish it had that.

Tiririt n ineflayen

yeffeɣ-d deg 7 jierren lyn
You need to select the option "Immediately block pages on these sites once blocking conditions are met" under "How to Block".