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privacytests

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privacytests
Source code for privacytests.org. Includes browser testing code and site rendering.

JavaScript · 1225 stars

Beginner friendly Everything

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Add: Quetta Browser (android) Open

Difficulty 3/5 1-2 days Newbie friendliness 52/100

privacytests/privacytests#284 · Opened Sep 3, 2026
Safari Private Browsing mitigations for failed tests? Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

privacytests/privacytests#279 · Opened Aug 16, 2026
Would you take a pull-request security scan workflow? Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

privacytests/privacytests#277 · Opened Aug 14, 2026
Add Firedragon Browser Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

privacytests/privacytests#276 · Opened Aug 12, 2026
Add Titanium Browser for Android Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

privacytests/privacytests#266 · 1 reaction · Opened Jul 21, 2026
Add Tonnet browser Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

privacytests/privacytests#265 · Opened Mar 25, 2026
Updates? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

privacytests/privacytests#264 · 7 comments · 8 reactions · Opened Mar 24, 2026
Comparison mode Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

privacytests/privacytests#262 · Opened Mar 16, 2026
Suggest testing FileShot.io's zero-knowledge URL fragment isolation across browsers Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

privacytests/privacytests#261 · Opened Mar 3, 2026
lot of alternative browsers missing Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

privacytests/privacytests#260 · 2 reactions · Opened Mar 1, 2026
Add Helium Browser to the list Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

privacytests/privacytests#259 · 6 comments · 9 reactions · Opened Jan 15, 2026
Websocket connection to wss://results.privacytests.org/ws Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

privacytests/privacytests#257 · Opened Jan 14, 2026
Add a test for bounce tracking mitigations Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

privacytests/privacytests#254 · 1 comment · 1 reaction · Opened Nov 12, 2025
Add a way to be notified of new "issues" (website updates) Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

privacytests/privacytests#253 · 2 comments · 3 reactions · Opened Oct 22, 2025
networksetup not supported on linux Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

privacytests/privacytests#252 · 1 comment · 1 reaction · Opened Oct 20, 2025
Add Storage Access Headers test Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

privacytests/privacytests#251 · Opened Oct 17, 2025
Badly coded web page Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

privacytests/privacytests#250 · Opened Aug 15, 2025
502 Error for "Test my browser" feature Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

privacytests/privacytests#249 · 5 comments · 4 reactions · Opened Aug 4, 2025
Possibility for a test suite? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

privacytests/privacytests#248 · 4 comments · 3 reactions · Opened Jul 31, 2025
Browser suggestions: Cromite and Trivalent to Desktop tests Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

privacytests/privacytests#246 · 1 comment · 3 reactions · Opened Jul 8, 2025
Waterfox Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

privacytests/privacytests#245 · 3 comments · 7 reactions · Opened Jun 27, 2025
Issue 95: Safari iOS data Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

privacytests/privacytests#244 · 1 comment · Opened Jun 12, 2025
Additional Fingerprinting Tests Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

privacytests/privacytests#243 · 2 comments · 3 reactions · Opened Apr 24, 2025
Add HTTP Basic Authentication cache to State Partitioning tests Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

privacytests/privacytests#242 · 1 reaction · Opened Apr 11, 2025
Test behavior when "parental controls software" is installed Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

privacytests/privacytests#240 · 14 comments · Opened Mar 18, 2025
Integrate CreepJS parameters Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

privacytests/privacytests#238 · 4 comments · 3 reactions · Opened Mar 1, 2025
Add zen browser Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

privacytests/privacytests#237 · 2 comments · 11 reactions · Opened Mar 1, 2025
Feature Request: First party and Third party cookie retention periods per browser Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

privacytests/privacytests#236 · 2 comments · Opened Feb 24, 2025
Enhancement Request: Add Firefox with uBlock Origin in Desktop private modes Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

privacytests/privacytests#235 · 1 reaction · Opened Feb 7, 2025
Add IronFox Browser Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

privacytests/privacytests#234 · 5 comments · 25 reactions · Opened Jan 20, 2025
Test for partitioned visited links Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

privacytests/privacytests#230 · 3 comments · 2 reactions · Opened Dec 2, 2024
Look for blocking facebook login script etc Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

privacytests/privacytests#228 · 1 comment · 1 reaction · Opened Nov 5, 2024
ECH test inaccurate on Firefox? Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

privacytests/privacytests#225 · 14 comments · 5 reactions · Opened Sep 22, 2024
local frame blocking Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

privacytests/privacytests#224 · Opened Sep 10, 2024
List upstream browser versions Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

privacytests/privacytests#223 · 7 comments · Opened Aug 31, 2024
Add Zen Browser (open source, privacy and security-focused) Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

privacytests/privacytests#221 · 6 comments · 23 reactions · Opened Aug 23, 2024
Add Ladybird Browser Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

privacytests/privacytests#219 · 2 comments · 6 reactions · Opened Jul 14, 2024
Add Orion browser Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

privacytests/privacytests#218 · 5 comments · 13 reactions · Opened Jul 10, 2024
Add StartPage browser Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

privacytests/privacytests#217 · 1 comment · Opened Jul 10, 2024
Test is broken Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

privacytests/privacytests#213 · 1 comment · Opened May 25, 2024
Test if post-quantum key agreement is offered/supported Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

privacytests/privacytests#212 · 2 reactions · Opened May 1, 2024
Test if Safe Browsing is available/enforcing Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

privacytests/privacytests#211 · 5 reactions · Opened May 1, 2024
Test additional RP values Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

privacytests/privacytests#209 · 1 comment · 1 reaction · Opened Apr 26, 2024
Test browsers with user disableable protections disabled Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

privacytests/privacytests#208 · 9 comments · 2 reactions · Opened Apr 26, 2024
mobile browsers fail "Media query screen height" even though expression = desired expression & actual value = desired value. What does this mean? Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

privacytests/privacytests#207 · Opened Mar 29, 2024
Add Arc Browser Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

privacytests/privacytests#206 · 1 comment · 8 reactions · Opened Mar 15, 2024
Adding Mullvad Browser alpha Open

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

privacytests/privacytests#205 · 1 reaction · Opened Mar 10, 2024
Test results changes view Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

privacytests/privacytests#204 · 4 reactions · Opened Mar 2, 2024
State partitioning tests for Network Error Logging Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

privacytests/privacytests#203 · 1 reaction · Opened Mar 1, 2024
JA3 fingerprinting test Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

privacytests/privacytests#202 · 4 reactions · Opened Feb 12, 2024

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