@openzeppelin/contracts

Secure Smart Contract library for Solidity

v5.4.0 URL: https://unpkg.com/@openzeppelin/contracts@5.4.0

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solidity ethereum smart contracts security zeppelin

@openzeppelin/contracts-upgradeable

Secure Smart Contract library for Solidity

v5.4.0 URL: https://unpkg.com/@openzeppelin/contracts-upgradeable@5.4.0

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solidity ethereum smart contracts security zeppelin

@btc-vision/btc-runtime

Bitcoin Smart Contract Runtime

v1.8.1 URL: https://unpkg.com/@btc-vision/btc-runtime@1.8.1/btc/index.ts

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bitcoin smart contract runtime opnet OP_NET

openzeppelin-solidity

Secure Smart Contract library for Solidity

v3.4.2 URL: https://unpkg.com/openzeppelin-solidity@3.4.2

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solidity ethereum smart contracts security zeppelin

@agoric/zoe

Zoe: the Smart Contract Framework for Offer Enforcement

v0.27.0-u21.0.1 URL: https://unpkg.com/@agoric/zoe@0.27.0-u21.0.1/src/zoeService/zoe.js

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smart contract cryptocurrency exchange tokens