If you’re building anything on Solana — a wallet, a DeFi protocol, an NFT marketplace — your application depends on one thing above all: a reliable connection to the network. That connection happens through an RPC (Remote Procedure Call) node.…
XRP is back in the spotlight. With global attention on cross-border payments, tokenized assets, and institutional adoption, the XRP Ledger is more relevant than ever. Whether you’re building wallets, DeFi apps, or exploring blockchain integrations, getting access to XRPL has…
Developers and analysts value blockchain for its secure design, decentralized structure, and strong protection against tampering. But what exactly makes it so dependable? One of the key answers lies in a simple yet powerful concept: the hash. If you’re trying…
If you’re wondering how to add Solana to MetaMask, you’re not alone. For a long time, MetaMask supported only Ethereum and EVM-compatible blockchains. But as of May 27, 2025, that has changed — Solana is now natively supported in the…
The Ethereum network is powerful, but it can be slow and expensive during periods of high demand. That’s where Optimism comes in — a Layer 2 scaling solution designed to make Ethereum faster and more cost-effective. It’s an ideal choice…
If you’re building on Solana and need a fast and reliable way to check Solana wallet balance, this guide walks you through the exact method using the getBalance RPC call with NOWNodes. NOWNodes provides instant access to full Solana nodes…
In 2025, the best blockchain development trends are being shaped not only by user-facing innovation, but by foundational shifts in blockchain infrastructure. From modular execution environments to multichain indexing and programmable RPC layers, the future of Web3 is being built…
Look at how the Trumps are dominating the hype at the start of 2025! With their meme coins $TRUMP and $MELANIA exploding on Solana, it’s clear they know what they’re doing. Why Solana? Because it’s fast, cheap, and perfect for…
A blockchain node is a crucial element of any decentralized network, responsible for storing, verifying, and distributing blockchain data. Without nodes, cryptocurrencies and smart contracts wouldn’t function, as they enable transaction validation and network security. One of the most efficient…
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…