> For the complete documentation index, see [llms.txt](https://niftsy-protocol-niftsy-1.gitbook.io/niftsy/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://niftsy-protocol-niftsy-1.gitbook.io/niftsy/tutorials/dapps/saft-wnft/version-0.md).

# Version 0

**App addresses:**

<https://appv0.envelop.is/#/saft>

**Work chains**

<table><thead><tr><th width="202">Type of chain</th><th>List of chains</th></tr></thead><tbody><tr><td>Testnet</td><td>BSC Testnet, Polygon Testnet, Goerli, Harmony Testnet, Evmos Testnet</td></tr><tr><td>Mainnet</td><td>Ethereum, BSC, Polygon</td></tr></tbody></table>