Contracts


Topic Replies Activity
API Stability

On the OpenZeppelin 2.0 release, we committed ourselves to keeping a stable API. We aim to more precisely define what we understand by stable and API here, so users of the library can understand these guarantees and be c…

1 December 18, 2018
Frequently Asked Questions (FAQ)

When will the next version of OpenZeppelin be released? See Release Cycle to learn more about how OpenZeppelin’s releases are scheduled and coordinated, and look at the upcoming milestones for detailed information regard…

1 December 18, 2018
Release Cycle

OpenZeppelin follows a semantic versioning scheme. Read about this in https://forum.openzeppelin.com/t/api-stability/138. Minor releases OpenZeppelin has a 5 week release cycle. This means that every five weeks a new …

1 December 18, 2018
This contract object does not have address set an address first 2 January 24, 2020
Does GSN require constantinople hardfork? 2 January 23, 2020
Fixed Point Arithmetic support 16 January 11, 2020
How we plan to adopt Solidity 0.6 virtual functions 2 January 10, 2020
When will there be Solidity 0.6.0 support for OpenZeppelin Contracts library? 6 January 5, 2020
Discussion: using TypeScript for writing smart contract tests 14 January 3, 2020
ERC1155 in OpenZeppelin Contracts 3 December 2, 2019
Request for Contributors: Improve revert reason when assuming interface compliance 1 November 24, 2019
Crowdsale for fixed fiat rate 6 November 25, 2019
Discuss adding version and copyright info to each contract in OpenZeppelin Contracts 1 November 19, 2019
Thoughts on implementing a WhitelistedGSNRecipient 7 November 12, 2019
Есть русские? 5 November 4, 2019
Setting crowdsale rate manually 10 November 2, 2019
Add support for ERC721 token URI concatenation of base token URI and tokenID 9 October 28, 2019
Choosing the right ERC20 for your business requirement 2 October 25, 2019
Best practices to store ERC-20 token | Contract vs. Account 4 October 21, 2019
Cryptography Contracts (RSA signature) 6 October 17, 2019
It is time for Zeppelin Solidity - Remix integration 4 October 15, 2019
Pay the transaction gas fee using any ERC20 (Gas Station Network)? 4 October 14, 2019
What are the best practices for building Selfdestruct() functionality? 6 October 8, 2019
ERC777TokensSender and ERC777TokenRecipient 3 September 27, 2019
Importing OpenZeppelin Contracts in Remix 1 September 25, 2019
Contract request: Circuit Breaker 4 September 23, 2019
Counters.sol increment does not need overflow protection 1 September 18, 2019
GSNSignatureBouncer Tests not passing on my local machine 3 September 10, 2019
How is solidity-coverage integrated into OpenZeppelin 4 September 9, 2019
@openzeppelin/contracts-ethereum-package 2.2.3 is Contracts 2.2 + GSN support 1 September 2, 2019