# How to Use CryptoDo

1. Click on the wallet connection button.

   <div align="left"><figure><img src="https://3278441264-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FK7NYkl2DSHlCdZJi0l3U%2Fuploads%2FWJMILrjcehjcRiBD60e1%2Fimage.png?alt=media&#x26;token=7b42b2e2-d554-48ce-bab1-b254b5827fe0" alt=""><figcaption></figcaption></figure></div>
2. Choose wallet.

   <div align="left"><figure><img src="https://3278441264-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FK7NYkl2DSHlCdZJi0l3U%2Fuploads%2FVGBvX4Lx6URyLVC8RAso%2Fimage.png?alt=media&#x26;token=384376f3-d300-4ec0-96f5-3116c49e57af" alt=""><figcaption></figcaption></figure></div>
3. Sign the message using the wallet that will automatically open from the browser extension.

   <figure><img src="https://3278441264-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FK7NYkl2DSHlCdZJi0l3U%2Fuploads%2Fkx7sPXQQ5a3psrLnZ7KH%2Fimage.png?alt=media&#x26;token=7b8ca0f8-296b-429d-a070-1ada537b84a4" alt=""><figcaption></figcaption></figure>
4. The "Smart Contracts" section will store your smart contracts.

   <div align="left"><figure><img src="https://3278441264-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FK7NYkl2DSHlCdZJi0l3U%2Fuploads%2Fbc3dEXNqY1Pd1Os1SOX4%2Fimage.png?alt=media&#x26;token=b74c8b2b-fd9c-4f38-a8dc-90a1bc73c337" alt=""><figcaption></figcaption></figure></div>

## Создание смарт-контракта

1. Click on the "+ Create Contract" button.

   <div align="left"><figure><img src="https://3278441264-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FK7NYkl2DSHlCdZJi0l3U%2Fuploads%2FtiihBuvCtwAPwNFUtmlK%2Fimage.png?alt=media&#x26;token=cf5967de-c304-4e3f-8a9f-a4a3a9ec1fec" alt=""><figcaption></figcaption></figure></div>
2. Select the desired blockchain, type of contract and click the "Continue" button to go to the interface for creating the type of contract you need.

   <div align="left"><figure><img src="https://3278441264-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FK7NYkl2DSHlCdZJi0l3U%2Fuploads%2FPxceE8NL8Yw0QSPyEVcp%2Fimage.png?alt=media&#x26;token=2a71e5af-cddb-4829-984b-ac4f81b6153c" alt=""><figcaption></figcaption></figure></div>

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th data-hidden></th><th data-hidden></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><span data-gb-custom-inline data-tag="emoji" data-code="1f48e">💎</span> <mark style="color:blue;">Token (ERC-20)</mark></td><td></td><td></td><td><a href="smart-contracts/token-erc-20-contract">token-erc-20-contract</a></td></tr><tr><td><span data-gb-custom-inline data-tag="emoji" data-code="1f4b0">💰</span> <mark style="color:blue;">Crowdsale (ICO)</mark></td><td></td><td></td><td><a href="how-to-use-cryptodo/how-to-create-a-smart-contract-ico">how-to-create-a-smart-contract-ico</a></td></tr><tr><td><span data-gb-custom-inline data-tag="emoji" data-code="1f5bc">🖼️</span> <mark style="color:blue;">NFT collection (ERC-721)</mark></td><td></td><td></td><td><a href="how-to-use-cryptodo/how-to-create-a-smart-contract-erc-721">how-to-create-a-smart-contract-erc-721</a></td></tr><tr><td><span data-gb-custom-inline data-tag="emoji" data-code="1f3e6">🏦</span> <mark style="color:blue;">DAO</mark></td><td></td><td></td><td><a href="how-to-use-cryptodo/how-to-create-dao">how-to-create-dao</a></td></tr><tr><td><span data-gb-custom-inline data-tag="emoji" data-code="1f3b2">🎲</span> <mark style="color:blue;">Blockchain lottery</mark></td><td></td><td></td><td><a href="how-to-use-cryptodo/how-to-create-lottery">how-to-create-lottery</a></td></tr><tr><td><span data-gb-custom-inline data-tag="emoji" data-code="1f512">🔒</span><mark style="color:blue;">Vesting (coming soon)</mark></td><td></td><td></td><td></td></tr></tbody></table>