| api-check | 7.5.5 | Validate the api to your functions to help people use them correctly. This is pretty much React's propTypes without React. |
| clone | 1.0.4 | deep cloning of objects and arrays |
| expr-eval | 2.0.2 | Mathematical expression evaluator |
| formulajs | 1.0.8 | JavaScript implementation of most Microsoft Excel formula functions |
| function-plot | 1.24.4 | A simple 2d function plotter powered by d3 |
| javascript-hooker | 0.2.3 | Monkey-patch (hook) functions for debugging and stuff. |
| alt-lodash | 1.0.5 | This library can be used as alternate of lodash |