web3

The latest news on Web3 covers advancements, events, and challenges in the decentralized ecosystem. Here is a summary of the highlighted news:
1. Innovations and Projects:
- Cartesi and Validator Marketplace: Cartesi launched a Validator Marketplace to connect dApp developers with validators, offering competitive prices and simplifying infrastructure management in appchains.[](https://web3news.com.br/noticias)
- Niterói and Blockchain: The city of Niterói, Brazil, implements blockchain in public transport alongside UFF and Cartesi to ensure transparency and combat fraud in contract management.[](https://web3news.com.br/noticias)