• Sun. Dec 3rd, 2023

Exploring Layer 3 Blockchains and What It Means for the Crypto Industry

Exploring Layer 3 Blockchains and What It Means for the Crypto Industry

At the core of blockchain networks is a basic architectural principle called layering. Layering in blockchain refers to organizing different functions and protocols into separate layers, each serving a specific purpose. Let’s dive deeper into this concept to better understand how layering contributes to the efficiency and scalability of blockchain networks.

Layered Architecture in Blockchain Technology

In a layered architecture, blockchain networks are divided into different layers, each of which is responsible for specific functions. The most common layers found in blockchain networks are Layer 1 (L1) and Layer 2 (L2). These layers work together to enable the seamless operation of the blockchain ecosystem. However, Layer 3 (L3) networks are a new layer of blockchain networks that focus on building decentralized apps (DApps).

Overview of Layer 1, Layer 2 and Layer 3 Blockchains

Layer 1 A blockchain refers to the basic or fundamental layer of the network. It consists of the core protocol and consensus mechanism and handles critical tasks such as transaction validation and block creation. Bitcoin and Ethereum are examples of Layer 1 blockchains, where transaction processing and smart contract execution take place on-chain.

Layer 2 Blockchains, on the other hand, are built on top of L1 blockchains and aim to solve scalability and efficiency issues. Layer 2 solutions include technologies such as state channels and sidechains, which enable faster and cheaper transactions by processing them off-chain. These solutions frequently settle accumulated transactions on the Layer 1 blockchain, reducing congestion and increasing throughput.

Layer 3 Networks are separate networks that host a single DApp. In computer networking, the term “layer” refers to the different layers or protocols within the network stack.

Layer 3 explores blockchains

In the blockchain and cryptocurrency space, L3 networks refer to application-specific networks built on top of existing L1 blockchains such as Ethereum. These networks are designed to provide a dedicated environment for a single decentralized application, allowing it to operate independently with its own rules, governance mechanisms, and financial incentives. Here are some advantages of Layer 3 networks:

Scalability: By hosting a single application, Layer 3 networks can be optimized specifically for the needs of that application. This allows for improved scalability and performance compared to running the application directly on a Layer 1 blockchain, which can have limitations due to network congestion or computational overhead.

Customization: Layer 3 networks enable developers to customize the rules and protocols of decentralized applications according to their specific requirements. They can design and implement consensus mechanisms, governance models, and financial incentives that fit their application goals and user base.

Interoperability: Layer 3 networks can facilitate interoperability between different decentralized applications. They can provide standardized protocols and interfaces for seamless application communication and data exchange, creating a more connected and collaborative ecosystem.

Privacy and Security: Layer 3 networks can improve privacy and security by isolating each application on its own network. They can implement specific privacy features or encryption mechanisms tailored to the needs of the application, protecting sensitive data and preventing unauthorized access.

Quick update: With Layer 3 networks, developers can iterate and deploy updates to their applications more quickly. They can experiment with new features, optimizations, or governance mechanisms without affecting the underlying Layer 1 blockchain, allowing for rapid innovation and adaptation to changing market needs.

Layer 3 networks provide a dedicated and customizable infrastructure for decentralized applications, offering scalability, interoperability, privacy, security, and faster development cycles. They enable developers to create more efficient, specialized and user-centric applications within the wider blockchain ecosystem.

Impact of Layer 3 Blockchains

Layer 3 blockchains have the potential to solve one of the most critical challenges facing decentralized applications: scalability. By hosting a single DApp, these networks can be optimized specifically for their needs, enabling improved throughput and performance.

Unlike L1 blockchains, which handle multiple applications simultaneously, L3 networks can leverage application-specific protocols and consensus mechanisms, facilitating efficient processing and faster transaction speeds. Additionally, Layer 3 networks allow for greater sophistication in smart contracts and decentralized applications.

Orbs is an example of a layer 3 blockchain network; The protocol leverages the security provided by Layer 1 chains, the scalability provided by Layer 2, and its own smart contract deployment layer to enhance the functionality of Ethereum Virtual Machine (EVM) compliant smart contracts.

For an example of how the protocol might work, let’s look at a decentralized finance (DeFi) application that engages in crop farming or lending. Typically, funds are deposited into smart vaults where an algorithm will then use the funds to open and close trading positions. When it comes to L2 networks, generally, processes are executed one after the other. However, with smart contracts provided by L3 networks, the algorithm can execute multiple trades or transactions simultaneously.

This is due to the complexity offered by Layer 3 smart contracts in the Orbs network. For example, funds can be moved between liquidity pools using funds to enter leveraged trading positions or take out loans. Additionally, Layer 3 blockchains offer improved interoperability. They provide standardized protocols and interfaces, enabling seamless communication and data transfer between decentralized applications.

This interconnection allows for collaborative and synergistic interactions between DApps, fostering a more robust and interconnected crypto ecosystem.

Usability is another area where Layer 3 blockchains can have a significant impact. By customizing rules, governance mechanisms, and financial incentives for each DApp, these networks can improve the overall user experience. Developers can design user-friendly interfaces and intuitive functions specific to their applications, making them more accessible and appealing to a wider audience.

Possible effects on transaction speed, fees and overall user experience

Layer 3 blockchains can revolutionize transaction speeds and fees within the crypto industry. These specialized networks can significantly improve transaction throughput by optimizing the network for a single DApp and reducing congestion and latency. Users can experience instant confirmations and faster settlement times, increasing the efficiency and responsiveness of blockchain-powered applications.

Moreover, Layer 3 blockchains have the potential to alleviate high transaction fees, a constant challenge in some Layer 1 networks.

By operating independently, these networks can adopt innovative fee models and financial mechanisms tailored to the specific needs of the DApp. This flexibility can lead to more cost-effective transactions while ensuring a more accessible and inclusive user experience.

How Layer 3 Blockchains Will Shape the Future

Layer 3 blockchains have great potential in shaping the future of the crypto industry. These networks allow developers to experiment, innovate and iterate more quickly. With the ability to customize rules and protocols for their applications, developers can create unique user experiences and new functionality that meet specific use cases and user requirements.

The enhanced scalability offered by Layer 3 blockchains will pave the way for wider adoption of blockchain technology. As decentralized applications become more efficient and interconnected, they can attract users from different industries and domains. This will lead to widespread adoption and mainstream recognition of cryptocurrencies and blockchain technology.

Challenges and Opportunities for Layer 3 Blockchains

While Layer 3 blockchains offer exciting opportunities, they also face challenges within the existing ecosystem. One of the key challenges is establishing network security and resilience. As each DApp runs on its own network, it is paramount to ensure strong security measures and protection from vulnerabilities. Developing and maintaining secure infrastructure, auditing smart contracts, and mitigating potential attack vectors are critical to the success of Layer 3 blockchains.

Additionally, achieving widespread adoption and establishing network effects pose challenges. The success of Layer 3 networks depends on attracting developers and users to build and use applications on these networks. Overcoming the network effect of established Layer 1 blockchains and creating a vibrant ecosystem around Layer 3 blockchains requires strategic partnerships, developer incentives, and user-centric designs.

Despite the challenges, Layer 3 blockchains offer an exciting avenue for the evolution of the crypto industry. They enable developers to create efficient, specialized and user-centric applications, encourage innovation and develop the potential of decentralized technologies.


Layer 3 blockchains are a significant development in the crypto industry, offering application-specific networks with unique advantages. These networks bring scalability, interoperability, and customization, revolutionizing the efficiency and adoption of decentralized applications (DApps).

By optimizing resources for a single DApp, Layer 3 blockchains improve transaction speed, reduce fees, and improve the overall user experience. They provide a platform for rapid innovation, allowing developers to create specialized and user-centric applications.

Despite challenges in network security and widespread adoption, Layer 3 blockchains can shape the future of the industry by leading innovation, expanding the potential of blockchain technology, and promoting widespread adoption of cryptocurrencies and DApps.

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