You can already compile BLAS&#x2F;LAPACK&#x2F;etc. to JavaScript, but you have to jump through some hoops.<p>Proof of concept:  <a href="https:&#x2F;&#x2F;github.com&#x2F;harveywi&#x2F;arpack-js" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;harveywi&#x2F;arpack-js</a>