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September 6, 2023

Leading the AppChain Revolution: The SKALE Solution

SKALE Network

TLDR

AppChains or application-specific chains are changing the landscape of blockchain customization, allowing developers to deploy dedicated blockchains for individual applications. AppChains offer improved scalability and speed up transaction processes significantly, making them more efficient than Layer-1 blockchains.

SKALE Network is leading the AppChain revolution with its scalable and secure multi-chain architecture. Advanced AppChains on SKALE, known as SKALE Chains, offer zero gas fees, on-chain file storage, high throughput capabilities while also maintaining fully EVM (Ethereum Virtual Machine) compatibility. SKALE Chains reduce competition over resources and enable developers to focus on delivering superior decentralized applications

Other AppChain solutions on the market often sacrifice security or decentralization for speed - this is not the case with SKALE Chains! SKALE’s pooled security model not only makes AppChains more scalable (i.e new chains don't require new validators, just enough nodes), but at the same time, adds a strong layer of security at each individual app chain level via the randomized node rotation mechanism. 

What Are AppChains?

AppChains, synonymous with application-specific chains, are revolutionizing blockchain scaling. Application specific chains provide projects with the opportunity to have their own blockchain with a greater degree of ownership enabling more control of where resources are allocated. Each application operates in its chain, ensuring there's no competition over computational or storage resources. 

These chains dedicated to specific applications provide a powerful foundation boasting improved security, scalability, and interoperability. Transactions on AppChains are processed individually from one another, each having dedicated computing resources, making transaction speed substantially faster than Layer-1 (L1) blockchains.

A Deep Dive into SKALE AppChains

The concept of AppChains was ingrained in SKALE's inception. This foresight empowered SKALE to refine and advance the AppChains solution building a comprehensive architecture, tailored specifically for building scalable dApps. SKALE’s app specific chains are called 'SKALE Chains'.

SKALE Macro Architecture

These SKALE chains deliver a zero-gas fee experience to end-users, enabling a new generation of Web3 applications with improved UX. Through a blockchain-as-a-service subscription model, developers can spin up their individual SKALE chain, adjusting compute resources as needed and paying a monthly or yearly fee to validators for securing their chain. This subscription model not only makes it easier for developers to bring their applications to market but also drives adoption by removing the burden of transaction fees.

SKALE’s innovative blockchain-as-a-service is akin to the Infrastructure-as-a-Service model that made AWS successful. While AWS provides scalable and cost-effective cloud computing solutions, SKALE offers a seamless experience for blockchain developers looking to deploy their applications or their own blockchain.

The Benefits of Using SKALE AppChains

  • They provide an easy developer onboarding via EVM compatibility, streamlining the process for developers to use existing Ethereum tooling to deploy their applications on SKALE Chains.
  • They come with the zero gas fee feature, allowing end-users to perform transactions easily, without the burden of transaction costs.
  • They boast native cross-chain integration, allowing for smooth transfers of tokens, state, and messages between Ethereum and SKALE, as well as between SKALE Chains.
  • They allow for limitless scalability since the network is not subject to traffic congestion, ensuring seamless growth.
  • They allow for a predicable cost model - with chain subscription fees being set by governance and no periods of congestion causing spikes in fees. 

SKALE's Hybrid Architecture: Bridging the Gap in Blockchain Layers

SKALE's Distinct Approach

SKALE Network extends beyond Layer 1 and Layer 2 to offer features similar to Layer 3 solutions. It introduces the concept of AppChains and HubChains, providing a novel degree of customization and horizontal scaling.

Here, each SKALE Chain acts as a base layer, performing the tasks of recording, consensus, verification, and storage of transactions. They don't consolidate or roll up results to Layer 1 but instead lean on Ethereum for security and validator-node orchestration.

In addition to AppChains, SKALE introduces the concept of HubChains, specifically designed to serve various ecosystems of applications or needs within the blockchain world. These HubChains facilitate a shared infrastructure for related dApps, creating specialized hubs for different domains. For example, the Europa Hub is a SKALE Hub dedicated exclusively to the DeFi ecosystem, whereas the Calypso Hub focuses on NFTs. Learn more about SKALE’s hub architecture. 

SKALE Hub & dApp Chain Architecture

While most AppChain solutions on the market sacrifice security or decentralization for high performance, SKALE Chains are an answer to the blockchain trilemma. With this unique structure, SKALE Chains provide swift transaction processing typical of Layer 2 solutions while ensuring the robust security of Layer 1, thanks to SKALE’s shared security consensus method.

Shared security allows SKALE to benefit from the security of a larger L1 chain like Ethereum (and its wide set of validators) without sacrificing performance. Creating new SKALE Chains doesn't require projects or chain creators to attain their own validators, handle validator incentivization, or any other complex chain design; it only requires enough capacity in the network (which is itself scalable). 

SKALE Solves the Blockchain Trilemma

Additionally, unlike other AppChain solutions, SKALE Chains are all interoperable with one  another. The SKALE Metaport Bridge allows for fast and free token transfer between different SKALE Chains! This provides a fundamental ecosystem advantage over other AppChain networks, which are very siloed and cant experience the same network effect. 

As we look to the future, it's clear that AppChains are no mere trend – they are shaping the very fabric of blockchain architecture. They represent a significant step in the evolution of the blockchain ecosystem. By providing unparalleled levels of configurability, performance, and scalability, they offer protocols the platform they need to build applications that enhance user experiences across all dimensions. With this advancement, the prospect of onboarding the next billion users into the blockchain realm is not just a distant dream, but a tangible reality within reach.

At SKALE, we are not just riding the wave – we are leading it. As the pioneers of the AppChains revolution, we're excited to shape and drive its future, guiding the industry towards unprecedented levels of innovation and efficiency.

Get in touch with SKALE here.

About SKALE

SKALE is the world's fastest blockchain, designed for fast, secure, user-centric Ethereum scaling. SKALE chains offer zero gas fees to end-users and have advanced features such as on-chain file storage, interchain messaging, zero-cost minting, ML/AI smart contracts, and enhanced security features.

The SKALE network enables developers to deploy their own EVM blockchain in minutes without sacrificing speed, security, or decentralization. Welcome to the SKALEverse.

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