The current frameworks are deeply (ha!) unsuitable for any serious work, by which I mean anything where a neural network would approach outperform other methods.<p><i>However</i> there is some possibility that technologies like WebCL and replacements will overcome this limitation by allowing access to GPU resources. Further reading: [1][2][3]<p>[1] <a href="https:&#x2F;&#x2F;github.com&#x2F;waylonflinn&#x2F;weblas" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;waylonflinn&#x2F;weblas</a><p>[2] <a href="https:&#x2F;&#x2F;github.com&#x2F;karpathy&#x2F;convnetjs&#x2F;issues&#x2F;13" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;karpathy&#x2F;convnetjs&#x2F;issues&#x2F;13</a><p>[3] <a href="https:&#x2F;&#x2F;github.com&#x2F;mikeseven&#x2F;node-webcl" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;mikeseven&#x2F;node-webcl</a><p>[4] <a href="https:&#x2F;&#x2F;github.com&#x2F;stormcolor&#x2F;webclgl" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;stormcolor&#x2F;webclgl</a>