What is Web3? (2025 Guide)

Web3 is the next evolution of the internet, built on decentralized blockchain technology. This guide explains Web3 basics, benefits, and popular projects for 2025.

1. Web3 Basics and Benefits

• Decentralization
• User ownership
• Interoperability
• Privacy and security

2. How Web3 Changes the Internet

Web3 enables peer-to-peer apps, smart contracts, and new business models without intermediaries.

3. Popular Web3 Projects

• Ethereum
• Polkadot
• Filecoin
• Uniswap

Tip: Try using a Web3 wallet like MetaMask to explore dApps.