Router Protocol Integrates Solana to offer Fast-Bridging and Enable Chain Abstraction

Router Protocol
7 min readOct 9, 2024

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After tapping into the Cosmos ecosystem, the Router chain has successfully integrated Solana, a rich ecosystem of DEXes, NFT marketplaces, and the ever-popular memecoins. Solana’s booming DeFi, DePin, NFT, and RWA scene just gained fast interoperability access to 30+ EVMs and non-EVMs like Ethereum, BSC, Avalanche, Polygon, Tron, and more!

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Solana’s ecosystem is not just big — it’s powerful!

Solana is renowned for its remarkable transaction speeds of high ~3,317 TPS and its exceptionally low median fee per transaction of just $0.00064. These features have made Solana a magnet for developers and projects, propelling it to the forefront of DApp development.

Giants like Raydium and Jupiter Exchange, the top DEXs on Solana, boast billions in total trading volume, offering high liquidity and low latency. Solana’s ecosystem also features protocols like Solend and Orca. These protocols are changing how users interact with DeFi, offering scalable and efficient solutions.

The NFT sector on Solana is equally impressive. More than 340 million NFTs have been minted, with marketplaces like Magic Eden and Tensor leading the charge.

Solana’s growth also extends into DePIN (Decentralized Physical Infrastructure Networks), with projects like Helium that migrated from its L1 to Solana, with Hivemapper and Render leading the charge. This move into DePIN highlights Solana’s potential to connect the digital and physical worlds. DePIN is also viewed as one of the most exciting opportunities in the Solana ecosystem, driven by its large TAM and Solana’s early lead in the space.

Additionally, the gaming sector on Solana is also emerging fast, with titles like Star Atlas and Aurory capturing the imagination of players worldwide. Beyond these sectors, Solana’s ecosystem is fueled by Memecoins like WIF, BONK, Popcat, and mag, contributing to the network’s lively and diverse culture.

Solana needs more interoperability!

Solana’s unique approach has enabled remarkable performance and growth within its ecosystem, but this uniqueness has kept it detached from other ecosystems.

Unlike Ethereum and its EVM-compatible counterparts, Solana’s architecture — based on its Proof of History (PoH) consensus — doesn’t easily integrate with other blockchains, particularly those that are EVM-based.

The numbers tell the story. While Solana consistently ranks in the top 10 by market capitalization, boasting a current market cap of around $4 billion, its TVL is significantly lower than networks like Ethereum or Tron. As of mid-2024, Solana’s TVL hovers around $4 billion, starkly contrasting Ethereum’s $40+ billion. (source: DefiLlama)

While Solana offers unparalleled speed, its unique programming environment requires developers to learn new languages like Rust, rather than the more ubiquitous Solidity used across EVM chains. With our integration, even Ethereum developers can get a headstart and start interacting and tapping into the Solana ecosystem! Our solution will allow fast bridging of assets and messages to Solana and allow developers to create complex flows on the EVM side of the world to tap into Solana DApps and other utilities.

Connecting Solana Island with multiple ecosystems!

Router Chain’s mission is to unite various ecosystems where dApps can thrive and overcome the limitations of isolated chains.

But now that Router Chain is live on the mainnet, our integration with Solana is stepping up. We’re extending forwarder flow and message transfers across the 30+ chains we’ve already connected.

Router’s Network mesh which now connects Solana

First, let’s see how we made this happen:

Before we begin, Router Chain’s integration with Solana has undergone a comprehensive security audit performed by Oak Security, ensuring the highest level of security across Gateway, Asset Forwarder, and Asset Bridge contracts. Check the full report here!

Router Chain’s integration with Solana brings the benefits of three powerful cross-chain transfer methods: Circle’s CCTP, Router’s Optimistic Forwarder flow, and Burn and Mint Flow. These are all designed to enhance the efficiency and security of moving assets across blockchains, but each offers distinct advantages.

Circle’s CCTP (for high USDC elasticity) is a permissionless on-chain protocol that facilitates the secure transfer of USDC between blockchains through a native burn-and-mint process. Currently supported on Ethereum, Arbitrum, Optimism, Base, Polygon, Avalanche, and Solana, CCTP addresses the challenges of liquidity fragmentation and suboptimal user experiences caused by unofficial bridged versions of USDC. By enabling USDC to “teleport” from one blockchain to another, CCTP provides a secure and efficient way to conduct transactions in a multi-chain environment. As a burn-and-mint primitive, it eliminates the need for bridges to hold large USDC reserves, making cross-chain transfers more streamlined and cost-effective.

Router Nitro supports USDC movements powered by CCTP, which is helpful, especially for large transaction sizes.

Router Chain’s Optimistic Forwarder flow takes this efficiency to the next level by using a trustless, optimistic approach to manage cross-chain asset transfers. In this flow, a designated entity known as the forwarder instantly provides users with their desired assets on the destination chain, even before the full transaction is validated across both chains.

This preemptive transfer ensures that users experience minimal latency, making the forwarder flow faster and more efficient than traditional methods. Once the transaction is verified, the forwarder retrieves its initial outlay, maintaining security while enhancing the speed and scalability of DeFi operations across various blockchain networks.

This flow allows ultra-fast asset transfers from various networks to Solana and vice versa.

Router Chain’s Burn and Mint Flow offers another robust method for transferring assets across blockchains. In this process, users “burn” or destroy tokens on the source blockchain, and an equivalent number of tokens are “minted” on the destination blockchain. This flow ensures high security by eliminating double-spending risks, as tokens are irrevocably burned on the source chain before equivalent tokens are minted on the destination chain. It also upholds asset integrity, maintaining a constant total supply across networks and preventing inflation or devaluation during transfers. Notably, this flow does not incur forwarder fees since no liquidity fronting is involved — it’s purely a message transfer from source to destination.

This flow allows protocols and DApps to build and extend their omnichain tokens to/from Solana. If you are looking to extend your token to Solana, get in touch with us!

With these flows in place, Router Chain’s integration with Solana improves the seamless movement of assets. It accelerates and optimizes the broader cross-chain experience, providing users with fast, secure, and cost-effective asset transfers across multiple ecosystems.

Empowering Solana Developers

The thriving Solana community now has a golden opportunity to leverage Router Chain’s powerful cross-chain capabilities. As this integration not only adds interoperability to Solana but also brings the tools to create more versatile, chain-abstracted applications that can tap into the liquidity and user bases of other ecosystems.

Key Advantages and Use cases

  • Cross-Chain Intent Framework: Router’s Cross-Chain Intent Framework enables Solana developers to create dApps that are truly chain-abstracted. Complex operations like swapping, staking, and trading NFTs can now be executed across chains with a single click. The framework provides a seamless user experience that simplifies interactions, even when assets and operations span different blockchain networks. Know more here.
  • Forwarder Flow: As mentioned above, this trustless, optimistic approach allows for instant asset transfers with minimal latency, ensuring that users receive their assets on the destination chain almost immediately. The forwarder flow is particularly beneficial for DeFi applications, where speed and security are critical.
  • DeFi Expansion: Solana-based DeFi protocols like Jupiter, and Raydium can now leverage Router Chain to expand their reach across other blockchain networks, enhancing liquidity and user engagement.
  • NFT Marketplaces: Platforms like Magic Eden and Tensor can utilize Router Chain to bridge their NFTs to other networks, increasing visibility and market potential. This cross-chain capability can help Solana’s NFTs reach new audiences, increasing their value and appeal in the global market. Build a chain abstracted NFT marketplace!
  • Gaming and Social Tokens: Titles like Star Atlas and Aurory can benefit from Router Chain’s integration by tapping into new user bases across multiple blockchains. Social tokens on Solana can also gain wider distribution and utility by connecting with other ecosystems, enabling more dynamic and engaging experiences for creators and their communities. Imagine creating a frictionless flow where a user from Arbitrum can play the Solana games as if they exist on Arbitrum.
  • DePIN: As mentioned above, Solana has become the leading chain for DePIN, hosting major projects like Helium, Hivemapper, Render, and Grass. These DePIN projects, which leverage token-incentivized networks, use Solana’s high throughput and low fees to scale physical infrastructure networks in areas like wireless (Helium), mapping (Hivemapper), and decentralized computing (Render). Router Chain’s integration with Solana can enable broader cross-chain connectivity for DePIN, enhancing the scalability and reach of these infrastructure projects across multiple blockchain ecosystems.

In summary, Router Chain offers Solana developers a powerful set of tools to overcome the limitations of fragmentation. By leveraging Router’s cross-chain capabilities, Solana’s thriving community can build more versatile, efficient, and user-friendly dApps

It’s time to stop talking about interoperability and actually build something that’ll shake up Web3.

The tools are here
The chains are connected
Let’s see what you’ve got!
Keep building!

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Router Protocol
Router Protocol

Written by Router Protocol

Router Protocol is a secure, composable, and modular framework for building interoperable applications. More at https://routerprotocol.com

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