Core Concepts

The MELD architecture introduces a number of primitives into a blockchain ecosystem that enable new types of interaction and UX.

Primitives

Tokens

Since MELD is a 100% compatible EVM blockchain we support all of the Ethereum Request for Comment (ERC) standards. On the MELD blockchain we replace ERC with MLD. For example ERC-20 is MLD-20 and ERC-721 is MLD-721. The name change is to that developers can see which blockchain that the contract was build for if their are chain specific features applied. This si also done for other changes such as Avalanche (ARC) and BNB Chain (BEP)

Smart Contracts

A "smart contract" is simply a program that runs on the MELD blockchain. It's a collection of code (its functions) and data (its state) that resides at a specific address on the Ethereum blockchain.

Lending & Borrowing

The MELD Protocol is a decentralised non-custodial liquidity protocol where users can participate as depositors or borrowers. Depositors provide liquidity to the market to earn a passive income, while borrowers are able to borrow in an over-collateralised (perpetually) or under-collateralised (one-block liquidity) fashion.

Gasless Transactions

Gasless Transactions, also known as meta-transactions, are transactions that have the gas fee paid for by a third party instead of the transaction sender. With MELD, this means the MELD DAO covers the gas costs of a users' transactions, providing a more seamless user experience.

Native Staking

Native staking allows you to actively participate in the network as a validator by staking their MELD to a validator node of their choice. Validators play a vital role in securing the network, proposing, and validating blocks, and maintaining consensus.

MELD Core (Neobank)

MELD has build a banking stake to interface with MELD blockchain and connect fiat payment rails to the network.

Cross Chain Bridging

MELD believes in supporting the whole of the crypto ecosystem. We have deploied the MELD token on many of the major blockchains and will continue to do so. We are work closely with bridges making it possible to move tokens between the MELD blockchain and others such as Ethereum, Cardano and Avalanche.

What is a Subnet?

A Subnet is a sovereign network which defines its own rules regarding its membership and token economics. It is composed of a dynamic subset of Avalanche validators working together to achieve consensus on the state of one or more blockchains. Each blockchain is validated by exactly one Subnet, while a Subnet can validate many blockchains.

Every validator in the MELD Blockchain must also validate the Avalanche Primary Network.

Node operators that validate the MELD Blockchain do not need to run multiple machines for validation of MELD and Avalanche. For example, a user setting up a Node will by default validate the Avalanche network and with a small change in parameters also validate he MELD Blockchain. These Node Operators can validate many subnets at once.

Coreth

Github

Coreth (from core Ethereum) is the Virtual Machine (VM) that defines the MELD Blockchain. Coreth is developed by Ava Labs.

Virtual Machines

In a nutshell, a Virtual Machine (VM) is the blueprint for a blockchain, it defines the application-level logic of a blockchain. In technical terms, it specifies the blockchain’s state, state transition function, transactions, and the API through which users can interact with the blockchain.

You can use the same VM to create many blockchains, each of which follows the same rule-set but is independent of all others.

Solidity

MELD natively supports the execution of Ethereum smart contracts written in solidity. Ethereum developers have the option of deploying their smart contracts on the MELD Blockchains implementation of the Ethereum Virtual Machine (Coreth).

MELD is compatible with Ethereum tooling like Remix, Core, MetaMask, Truffle, and more.

To learn more about smart contract support, click here.

Functional Architecture

The MELD Blockchain is an EVM compatible layer 1 network built to support modern dApps with low transaction fees and high performance.

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