In our previous articles, we covered how Web3 tokens get their value and broke down the new standards in What is Token 2022 and why Solana built it. You understand authorities, token accounts, and the extensions available.

Now the question is what you actually build.

Token extensions are building blocks for real products. Each extension solves a specific problem. By leveraging Token 2022 via modern client libraries, you can build applications from frontend or backend scripts that would have required custom smart contracts before.

Here are some app ideas, the extensions they use, and the tools to start building them.

1. Creator Subscription Platform