Top 5 Layer 1 Blockchains: Key Developments
- Main event, leadership changes, market impact, financial shifts, or expert insights.
- Layer 1 updates, institutional adoption examined.
- Ethereum, XRP, GCUL, Circle Arc insights provided.
Ethereum, XRP (Ripple), Google Cloud Universal Ledger, Circle Arc, and Bitcoin lead material blockchain updates with institutional impacts observed as of August 2025.
These updates highlight evolving blockchain strategies, increasing financial integration and adapting to regulatory clarifications, influencing market movements and investor confidence.
Ethereum
Ethereum has prioritized scaling with Layer 2 solutions in collaboration with Optimism and Arbitrum. Ethereum is advancing towards seamless integration with Layer 2 protocols as it remains focused on security and decentralization in its main network. Vitalik Buterin, Co-Founder of Ethereum, emphasizes, “We need to keep iterating on scalability while maintaining the neutrality and openness of the settlement layer.“
XRP
XRP receives a significant boost with its reclassification as a commodity by the SEC. Ripple CEO Brad Garlinghouse views this as a crucial step in providing clarity for institutional partners and driving new partnerships with major financial institutions.
GCUL
Google Cloud has launched the GCUL highlighting its role in providing a neutral infrastructure for blockchain within traditional finance. This move is marked by its collaboration with the CME Group, aiming to explore commodities tokenization. As Rich Widmann, Head of Strategy, Web3 at Google Cloud said, “GCUL brings together years of R&D at Google to provide financial institutions with a novel Layer 1 that is performant, credibly neutral, and enables Python-based smart contracts.“
Circle Arc
Circle introduces Circle Arc, a Layer 1 blockchain intended for stablecoin finance. This infrastructure focuses on addressing enterprise needs such as compliance and stability, potentially impacting stablecoin transactions on existing networks.
ETF Approvals
The introduction of ETF approvals has fortified institutional interest in Ethereum and Bitcoin, elevating their market presence. Bitcoin, despite no protocol enhancements, sees notable inflows from ETFs, reflecting investor confidence.
As these developments unfold, potential outcomes include regulatory acceptance, increased security, and improved efficiency in financial transactions. Historical trends suggest that layer enhancements in blockchain lead to sustained interest from institutional investors.