Looking at this: <a href="https:&#x2F;&#x2F;codereview.chromium.org&#x2F;1548893004&#x2F;" rel="nofollow">https:&#x2F;&#x2F;codereview.chromium.org&#x2F;1548893004&#x2F;</a> and this, is there chance that there will be decent option for headless webgl testing or making screenshots? Phantomjs doesnt want to do that, slimmerjs also (on xvfb), anybody have a working solution?