SCrypt is an implementation of DJB's ChaCha and Salsa (Snuffle) stream encryption packages, written in ECMAScript accompanying a C# port.

SCrypt free to use, without restriction.

System Requirements

  • Support
  • Language Version
    ECMAScript 1.7+
    C# 1+
  • Usage
  • Standalone Development, Reference Library, Shared Library

Privacy & Security

SCrypt uses a virtual machine for memory management. Data is encrypted using a block cipher known to both the encrypting and decrypting parties. Encrypted data should be considered highly sensisitve, there are many technical considerations to employ when using encryption software.

Release History

initial (block encryption)


Gaurav Kamath (project creator)
Charles Pritchard (project management)

With thanks to:
DJB (Snuffle stream encryption, C and Assembly implementations)


SCrypt is licensed under CCZero.

Copyright and other laws throughout the world automatically extend copyright protection to works of authorship and databases, whether the author or creator wants those rights or not. CC0 gives people who want to give up those rights a way to do so, to the fullest extent allowed by law. Once the creator or a subsequent owner of a work applies CC0 to a work, the work is no longer his or hers in any meaningful legal sense. Anyone can then use the work in any way and for any purpose, including commercial purposes, subject to rights others may have in the work or how the work is used. Think of CC0 as the "no rights reserved" option.


· Found a bug

· Request a feature


· ASCanvas

· IECanvas

· JavaCanvas

· SharpCanvas


· W3Canvas

· PaulieSVG

· SCrypt