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The Arkade protocol expands the programmability limits of Bitcoin, developing new attempts in BitFi financial technology.
In the Bitcoin system, the earliest Crypto Asset system, programmability has long been a technological gap that cannot be crossed. The native scripting language of Bitcoin, UTXO, is non-Turing Complete and cannot execute loops or maintain state memory, which severely limits any attempts to deploy smart contracts or complex transaction logic on the mainchain. While this design certainly enhances security and predictability, it also greatly compresses the space for innovation.
The Ark Labs startup team is trying to rewrite this status. They are developing a Bitcoin Layer 2 protocol called Arkade, aiming to unlock the Programmability potential of Bitcoin and lay the foundation for the next stage of Bitcoin finance.
Arkade provides a new model for Bitcoin application development.
Arkade's founding point comes from questioning the Lightning Network. Although the Lightning Network has significantly improved the speed and efficiency of Bitcoin micropayments, there are still bottlenecks in usability and global scalability.
Alex B, the head of Ark Labs, stated that asking users to download an app and prepay some liquidity funds is simply unreasonable. To address these pain points, Arkade adopted a virtualized UTXO model. User funds are processed in batches by the protocol and can be retrieved at any time using a unilateral exit mechanism for on-chain assets. This not only provides a smooth user experience but also retains the "self-custody" rights that Bitcoin users care about the most.
Through the virtual Memepool, no sidechains or bridges are needed.
Arkade has garnered attention because it breaks the traditional reliance structure on "blockchain scalability." It does not attempt to establish a new chain, nor does it rely on bridges; instead, it operates through a system of a virtual Memepool, with transactions and balance states managed entirely by a centralized operator. However, combined with a two-way exit design, it ensures that even if the operator loses functionality, users can still retrieve their assets. This architecture not only reduces execution costs but also effectively addresses the "data availability" and "verification trust" issues faced by most sidechains and Rollups.
Arkade and the Lightning Network are complementary, not competitive.
Although Arkade was initially misunderstood by the outside world as a substitute for the Lightning Network, Ark Labs emphasizes that the two systems can actually complement each other and are not competitors. The Lightning Network offers instant micropayments, similar to "SWIFT" in Crypto Assets, while Arkade is more like a "financial toolbox" that combines self-custody, scalability, and simplified payment processes. Under the Arkade framework, developers can design applications with greater financial flexibility on Bitcoin, such as:
Bitcoin-denominated loans
Self-Trust Leverage Trading
Multi-signature insurance contract
Collateralized Stablecoin Issuance
Oracle-driven derivatives market
Arkade aims to expand Bitcoin-related financial products.
The market capitalization of Bitcoin has now surpassed two trillion dollars, and more and more communities hope to conduct capital operations within the Bitcoin ecosystem without relying on centralized exchanges or cross-chain bridges. Arkade provides the infrastructure for such needs, and it is designed not to compromise the native security and censorship resistance of Bitcoin. Alex B explained, "We don't need the entire chain, nor do we need consensus; we only need to maintain a local state of our own virtual UTXO, and that is enough to establish a highly efficient financial platform."
Currently, Arkade is preparing for the testing phase, ready to integrate and generate interoperability with Lightning and other protocols in the ecosystem such as BitVM, Spiderchains, and other project protocols.
In the face of competition from applications on Ethereum and other chains, Arkade aims not to replace them but to provide a scalable protocol that operates on Bitcoin, attempting to attract developers seeking a stable and trustworthy environment to migrate existing DeFi applications to Bitcoin.
The Lightning Network solves payments, while Arkade aims for programmable financial extension products based on Bitcoin. Bitcoin is heading towards centralization, but many communities still hope to self-custody. The emergence of Arkade may just fill the gap between that technology and demand.
This article discusses the Arkade protocol's expansion of Bitcoin's Programmability limitations and the development of new financial technology attempts by BitFi, first appearing in Chain News ABMedia.