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Reduce the risk of vulnerabilities in your applications by using standard, tested, community-based smart contract code.


A library of battle-tested, reusable templates with access to all of the trusted interfaces required for complex smart contract creation. Proven techniques to work around pitfalls that have evaded even experienced Solidity developers, such as safe maths with unsigned integers, and many useful pre-defined modifiers, are all included.


Focused on Security

Using industry standard contract security patterns and best practices.

Modular Approach

Simple, clean code. Easy collaboration and auditing.

Open Source

Community driven. Used by numerous organizations and individuals.