WebSocket testing has become an essential part of modern Web3 development. It allows developers to test real-time communication between clients and servers, enabling interactive and dynamic web applications. With NOWNodes, you can easily create WebSockets subscriptions to blockchain networks and…
As of January 23, 2025, Ethereum has topped blockchain earnings in 2024, collecting an impressive $2.48 billion in fees despite the Dencun upgrade in March that aimed to reduce costs on the network, according to CoinGecko. This remarkable achievement reinforces…
Ethereum is no longer just a cryptocurrency — it’s the beating heart of DeFi, NFTs, and countless blockchain apps. Whether you’re minting your first NFT, earning yield on DeFi platforms, or simply holding ETH as a long-term investment, one thing…
As Web3 technology continues to reshape digital infrastructure in 2025, choosing the best Ethereum RPC service for Web3 has become a critical decision for developers and organizations building decentralized applications. The RPC layer (Remote Procedure Call) is the communication bridge…
Let’s be honest — the term “Ethereum node” doesn’t exactly scream excitement. It sounds technical, dry, maybe even a little intimidating. But here’s the twist: if you’ve ever used MetaMask, swapped tokens on Uniswap, or browsed a block explorer —…
The Ethereum blockchain API enables developers to interact with the Ethereum network through standardized methods like JSON-RPC. One of the most critical use cases is retrieving events from smart contracts – essential for tracking blockchain activity, triggering off-chain processes, or…
zkSync stands out as one of the most promising Layer 2 solutions. Leveraging zk-rollups technology, zkSync offers fast, secure, and cost-effective transactions. But how do developers actually interact with zkSync’s network? The answer is zkSync RPC – your gateway for…
Ethereum is back in the spotlight in 2025, navigating fierce competition from Solana, BNB Chain, and a host of Layer 2 (L2) solutions. After a long period of stagnation in on-chain activity and price, Ethereum’s latest updates-Pectra and the upcoming…
On May 7th, 2025, Ethereum officially launched Pectra, a major upgrade combining Prague (execution layer) and Electra (consensus layer). This is not just another update – it’s a significant transformation that impacts both stakers and validator operators. Let’s break down…
Validium is one of the advanced approaches to scaling blockchain networks, especially Ethereum. Its main goal is to make blockchain interactions faster, cheaper, and more private — all without compromising security. At the heart of Validium is the idea that…