21 Best Smart Contracts in 2023

1. Ethereum: Ethereum is an open-source blockchain-based platform that is known for creating smart contracts. It allows a developer to build decentralized applications (dApps) on the Ethereum network, and its smart contracts are widely used in the blockchain industry.
2. EOS: EOS is a blockchain-based platform that is designed to support the creation of decentralized applications. It is known for its high scalability and fast transaction speeds, making it an attractive option for developers looking to build dApps.
3. TRON: TRON is a blockchain-based platform that is designed to be a decentralized content distribution platform. It aims to create a global entertainment ecosystem where users can publish, store, and own data.
4. Qtum: Qtum is a blockchain-based platform that combines the security of Bitcoin’s blockchain with the smart contract capabilities of Ethereum’s blockchain. It aims to create a hybrid blockchain that can support both decentralized applications and traditional businesses.
5. Rootstock (RSK): RSK is a blockchain-based platform that is designed to be a sidechain to the Bitcoin blockchain. It allows developers to create smart contracts using the Solidity programming language, which is the same language used to create smart contracts on the Ethereum blockchain.
6. Chainlink: Chainlink is a decentralized oracle network that connects smart contracts to real-world data. It allows smart contracts to access data from outside the blockchain, enabling them to interact with the real world in a secure and reliable way.
7. Aeternity: Aeternity is a blockchain-based platform that is designed to be highly scalable and efficient. It aims to create a platform that can support decentralized applications and smart contracts at a global scale.
8. Lisk: Lisk is a blockchain-based platform that is designed to be developer-friendly. It uses a unique sidechain system that allows developers to create custom blockchains that are linked to the Lisk mainchain.
9. Cardano: Cardano is a blockchain-based platform that is designed to be highly secure and scalable. It uses a unique consensus algorithm called Ouroboros, which is designed to be more energy-efficient than traditional proof-of-work algorithms.
10. NEM: NEM is a blockchain-based platform that is designed to be highly customizable. It allows developers to create their own smart contracts and customize the NEM blockchain to suit their specific needs.
11. Stellar: Stellar is a blockchain-based platform that is designed to facilitate cross-border payments. It aims to create a global network that can enable fast and low-cost transactions between different currencies.
12. ICON: ICON is a blockchain-based platform that is designed to connect different blockchain networks together. It aims to create a decentralized network that can support a wide range of applications, including finance, healthcare, and education.
13. Wanchain: Wanchain is a blockchain-based platform that is designed to be cross-chain compatible. It allows developers to create smart contracts that can interact with different blockchain networks, enabling the creation of highly flexible and interoperable applications.
14. Ontology: Ontology is a blockchain-based platform that is designed to be highly modular. It allows developers to create custom blockchains that can support different types of data, making it a highly versatile platform for building dApps and smart contracts.
15. Zilliqa: Zilliqa is a blockchain-based platform that is designed to be highly scalable. It uses a unique consensus algorithm called sharding, which allows it to process a large number of transactions quickly and efficiently.
16. Vechain: Vechain is a blockchain-based platform that is designed to be highly transparent and secure. It aims to create a platform that can enable fast and secure transactions between different parties, making it an attractive option for businesses looking to streamline their operations.
17. Holochain: Holochain is a blockchain-based platform that is designed to be highly scalable and energy-efficient. It uses a unique consensus algorithm called gossip, which allows it to process transactions quickly and efficiently without consuming large amounts of energy.
18. Hedera Hashgraph: Hedera Hashgraph is a blockchain-based platform that is designed to be highly secure and scalable. It uses a unique consensus algorithm called gossip-about-gossip, which allows it to process transactions quickly and efficiently while maintaining a high level of security.
19. Tezos: Tezos is a blockchain-based platform that is designed to be highly self-governing. It uses a unique consensus algorithm called liquid proof-of-stake, which allows token holders to vote on changes to the network protocol.
20. Cosmos: Cosmos is a blockchain-based platform that is designed to be highly interoperable. It allows developers to create custom blockchains that can interact with other blockchains on the Cosmos network, enabling the creation of highly flexible and scalable applications.
21. Algorand: Algorand is a blockchain-based platform that is designed to be highly scalable and secure. It uses a unique consensus algorithm called pure proof-of-stake, which allows it to process a large number of transactions quickly and efficiently while maintaining a high level of security.

All of the listed smart contract platforms have unique features that make them suitable for various use cases. However, when choosing a smart contract platform, it's important to consider factors such as scalability, security, and interoperability. Each platform has its strengths and weaknesses, so it's important to evaluate them carefully before making a decision.

The use of smart contracts is becoming increasingly popular in various industries, including finance, healthcare, and even gaming. These blockchain-based platforms allow developers to create decentralized applications and automate complex processes with greater efficiency and security. With so many options available, it's important to carefully consider the features and capabilities of each platform before deciding which one to use for a specific project.

Among the most popular smart contract platforms is Ethereum, which is widely used in the blockchain industry. EOS and TRON are also attractive options due to their high scalability and fast transaction speeds, respectively. Other platforms, such as Chainlink and Aeternity, offer unique features such as decentralized oracle networks and highly scalable and efficient platforms.

When choosing a smart contract platform, it's important to consider factors such as the specific use case, the level of security required, and the ability to integrate with other platforms. For example, if interoperability is a key consideration, Cosmos and Wanchain offer highly flexible and interoperable platforms. Similarly, Tezos and Algorand are known for their self-governing and highly secure platforms, respectively.

Ultimately, the choice of smart contract platform will depend on the specific needs and goals of each project. By carefully evaluating the strengths and weaknesses of each platform, developers can ensure that they choose the right platform to meet their needs and achieve their desired outcomes.