Learn to sign messages for authentication and build transactions that users approve through their wallet.

Create a reusable Svelte wallet connection component with reactive state, auto-reconnect, and clean UX.

Learn how browser wallet extensions like Phantom work and how to detect and connect to them from your web app.

Learn to work with SPL tokens - the standard for fungible tokens on Solana. Check balances, create token accounts, and transfer USDC.

Send your first Solana transaction - transferring SOL from one wallet to another. Understanding blockhashes, signatures, and confirmation.

Understanding Solana's account model - how data is stored, who owns it, and how to read it from JavaScript.

Understanding public keys, private keys, and wallets. Create your first Solana keypair and get devnet SOL.

Connect to Solana from Node.js and read your first data from the blockchain. No wallet needed - just JavaScript.

A no-hype introduction to Solana for JavaScript developers. What it actually is, why it matters for web apps, and what you can build with it.