Download SIM.JS, random.js

The current version of SIM.JS is 0.26.

The sim.js file contains the simulator kernel and includes the random.js library. You can also download the random.js library separately from the links below.

Both libraries are available as debug and release versions. The release version has stripped out code to check and validate arguments, and is minified (with Google’s Closure Compiler).

Download links (right-click and save):

Source Code Access

The source code is hosted at

Use this command to anonymously check out the latest project source code:

SVN Checkout

# Non-members may check out a read-only working copy anonymously over HTTP.

svn checkout simjs-source-read-only


The SIM.JS library is licensed as Lesser GPL (LGPL).

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