Reddio Technology Blog

Reddio Technology Blog

Reddio’s Optimization of EVM through Multi-threaded Parallelization

The Ethereum Virtual Machine (EVM) is widely recognized as both the "execution engine" and the "smart contract execution environment" of Ethereum, making it one of the blockchain's most critical components. A public blockchain consists of an open network with thousands of nodes, each potentially

Reddio Integrates World ID, Enhances User Authentication and Security for Points System

Reddio Integrates World ID, Enhances User Authentication and Security for Points System

August, 2024 – Reddio, the most performant parallel zkEVM Layer 2, has seamlessly integrated World ID, a digital passport embedded in the Worldcoin network, into Reddio’s points system. As AI continues to advance, differentiating people from bots across the internet becomes increasingly critical. By integrating with World ID through the

Argent X vs Braavos - Which Starknet Wallet is Right for You?

Argent X vs Braavos - Which Starknet Wallet is Right for You?

Argent X and Braavos are the two most popular wallets in the Starknet ecosystem. While it can be tough to choose a favorite, we have listed some differences below in case it can help you to decide. Based on the above chart, we can see that Argent entered the market

Open Sourcing Itachi – The Future of Decentralized Sequencer in Blockchain Technology

Open Sourcing Itachi – The Future of Decentralized Sequencer in Blockchain Technology

Reddio, a public blockchain backed by investments from Tiger Cub Fund, Arena Holdings, and Paradigm, announces that its pioneering Layer 2 (L2) and Layer 3 (L3) application chain sequencer framework, Itachi, is now officially open source. This key milestone is part of Reddio team's ongoing commitment to transparency

Introducing Itachi: A Fully Decentralized Modular Sequencer for Appchain, Starting from Starknet

Introducing Itachi: A Fully Decentralized Modular Sequencer for Appchain, Starting from Starknet

"Itachi" introduces a revolutionary, fully decentralized sequencer framework tailored for Layer 2 (L2)/L3 Appchains, kicking off with Starknet integration. Itachi is built on the Yu framework, which was developed by the Reddio team in Golang. Golang is known for its modularity and customisation capabilities and so the

Optimizing the timeout issue in Geth when querying large-span sparse logs through KV.

Optimizing the timeout issue in Geth when querying large-span sparse logs through KV.

Before we begin, let's take a look at a request sent to Geth: { "method": "eth_getLogs", "params": [ { "fromBlock": "0x0", "toBlock": "0x120dc53", "address": "0xb62bcd40a24985f560b5a9745d478791d8f1945c", "topics": [ [ "0xcfb473e6c03f9a29ddaf990e736fa3de5188a0bd85d684f5b6e164ebfbfff5d2" ] ] } ], "

Twilio CEO Jeff Lawson Stepped Down, Twilions Follow His Path

Twilio CEO Jeff Lawson Stepped Down, Twilions Follow His Path

Two weeks ago, Twilio co-founder Jeff Lawson stepped down as CEO. This story has more than the usual fanfare about "investors forcing the founder to quit". While there are lots of articles talking about that aspect, I, however, want to focus on my experience as an ex-Twilion and

Building a ERC20 Token App on Starknet with Starknet React: A Comprehensive Guide

Building a ERC20 Token App on Starknet with Starknet React: A Comprehensive Guide

This guide offers steps to build a React web application with Starknet React to interact with ERC20 smart contract on Starknet. Meanwhile you can get the source code from our Github repo. Readers will: * Understand how to implement the ERC20 interface * Discover ways to engage with contracts within a React

Ethereum Layer 2 Unleashed: Year 2023 in Review with Reddio

Ethereum Layer 2 Unleashed: Year 2023 in Review with Reddio

Reddio steadfastly maintains its mission: to simplify blockchain technologies for Web 2 developers. By honing our focus on Ethereum Layer 2, we've made it exceptionally user-friendly for developers to engage and innovate. With such mission in mind, over the past year, we focus on listening to developers'

Performance and Storage Comparison Between Pathfinder and Juno

Performance and Storage Comparison Between Pathfinder and Juno

Reddio has set up nodes through Juno and Pathfinder and is providing Etherum/Starknet RPC service at https://www.reddio.com/node . This article aims to compare the performance and storage usage between these two nodes. Juno is a Starknet full-node that is written in Go by Nethermind while Pathfinder

Writing an ERC721 Contract with Cairo 2.0

Writing an ERC721 Contract with Cairo 2.0

In this article, we'll learn how to write an ERC721 contract using Cairo 2.0. We will use Reddio's ERC721 Demo as a sample for learning. First, we need to define the ERC721 interface, which is done using Cairo's trait keyword, and we need

Writing an ERC20 Contract with Cairo 2.0

Writing an ERC20 Contract with Cairo 2.0

In this article, we'll learn how to write an ERC20 contract using Cairo 2.0. We will use Starkware's official ERC20 Demo as a sample for learning. First, we need to define the ERC20 interface, which is done using Cairo's trait keyword, and we

How Reddio builds a globally low-latency Starknet RPC node service

How Reddio builds a globally low-latency Starknet RPC node service

In this article, we discuss how we set up these services and how we achieve a much lower global average response latency.

Deploy a ERC20 Smart Contract on Starknet

Deploy a ERC20 Smart Contract on Starknet

This guide will show you how to deploy any smart contract to the Starknet network. By the end, you'll learn how to deploy it to the Starknet testnet, and mint ERC20 token on the smart contract. Let's get started! What is Starknet? StarkNet is a decentralized

Reddio's Starknet Node Beta Launch

Reddio's Starknet Node Beta Launch

To facilitate developer accessing the Starknet node easier and faster, we are announcing Starknet node as beta available on Reddio.

Building a Decentralized Ethereum NFT Marketplace: A Comprehensive Guide

Building a Decentralized Ethereum NFT Marketplace: A Comprehensive Guide

Excited to share our latest blog: "Building a Decentralized Ethereum NFT Marketplace: A Comprehensive Guide" 🌐✨ Explore smart contract development, frontend integration, and IPFS incorporation.

Big Time's Tech Journey and the Potential of Reddio's zk Layer 2

Big Time's Tech Journey and the Potential of Reddio's zk Layer 2

Big Time combines RPG and blockchain on Ethereum, but faces scalability and gas fee challenges. Their Vault tech offers a solution, but for a more streamlined approach, check out Reddio's zk Layer 2. Game developers, it's a game-changer! 🎮🚀

Learning Cairo - Match Control Flow (12)

Learning Cairo - Match Control Flow (12)

Prerequisite Install cairo-run. Match Control Flow Cairo provides us with a powerful control flow operator called match, which allows us to compare a value against a series of patterns and execute corresponding code based on the matching pattern. Patterns can consist of literals, variables, wildcards, and many other elements. Let&

Learning Cairo - Enumerations (11)

Learning Cairo - Enumerations (11)

Prerequisite Install cairo-run. Enumerations In this article, we will learn about enumerations, or enums, which are a way to define custom data types. Enums can be very useful in certain scenarios because they are both simple and convenient to use. Let's take a look at an example of

Learning Cairo - More About Structs (10)

Learning Cairo - More About Structs (10)

Prerequisite Install cairo-run. Method Methods and functions share similarities: they both use the fn keyword and a name for declaration, can take parameters and return values, and contain code that is executed when the method or function is called. However, there are differences between methods and functions. Methods are defined

ETH Full Node and Pathfinder

ETH Full Node and Pathfinder

Based on the optimization methods, our node processing speed is significantly faster than Alchemy's: we can handle 58.20 requests per second, while Alchemy only manages 37.88 requests per second.

Learning Cairo - Optimizing Code Structure Using Structs (9)

Learning Cairo - Optimizing Code Structure Using Structs (9)

Prerequisite Install cairo-run. Struct Example In Learning Cairo - The Syntax of Structures (8), we have seen some Cairo programs using structs. In this article, let's see an example of optimizing code structure using structs. Suppose we need a program to calculate the area of a rectangle, then

Learning Cairo - The Syntax of Structures (8)

Learning Cairo - The Syntax of Structures (8)

Prerequisite Install cairo-run. Structures Cairo also has the concept of structures. In previous articles, we have already used some structures. In this article, we will study the syntax of structures in detail. Similar to Solidity, we can use the struct keyword to define a structure. For example: #[derive(Copy, Drop)

Understanding ERC-6551: Non-Fungible Token Bound Accounts Explained

Understanding ERC-6551: Non-Fungible Token Bound Accounts Explained

Recently, there has been a lot of buzz around ERC-6551, so let's talk about what ERC-6551 is exactly. In this article, I would like to explain ERC-6551 from its principles, code implementation, and application cases. After reading this blog, everyone should have a comprehensive understanding of ERC-6551. What

Learning Cairo - Snapshots and Mutable References (7)

Learning Cairo - Snapshots and Mutable References (7)

Prerequisite Install cairo-run. Snapshots Assuming we have a calculate_length function to calculate the length of an array and we need to pass the array itself as a parameter to the function. This operation will transfer the ownership of the array to the function, and if we still need to