WAX Labs is a program to give out grants to those that come and build something that provides value to the entire ecosystem. These are not connected to any strings, but those to deliver what you promise. You keep all decisions and all equity in your product.
On top of that, Wax has great resources for developers.
WAX Labs: https://labs.wax.io/
Developer portal: https://developer.wax.io/
Developer telegram chat: https://t.me/waxdevelopers
WAX Testnet, Including free account and resources:
WAX Testnet info and faucet for accounts: https://Waxsweden.org/testnet
Testnet block explorer: https://wax-test.bloks.io/