# Appchain

Wetez provides a complete infrastructure set for Appchains development including Appchain framework, Appchain Explorer, Appchain Indexer, Appchain Archiver, Gateway, Node operation, as well as Public Endpoint-APIs and Web3 connections.

## Supported Framework

[-Cosmos SDK Chain](/wetez/developer/appchain/cosmos-sdk-chain.md)

[-Substrate Independent Chain](/wetez/developer/appchain/substrate-independent-chain.md)

[-Polkadot Parachain](/wetez/developer/appchain/polkadot-parachain.md)

[-Polygon Edge Chain](/wetez/developer/appchain/polygon-edge-chain.md)

[-Ethereum Rollups](/wetez/developer/appchain/ethereum-rollups.md)

[-Avalanche Subnet](/wetez/developer/appchain/avalanche-subnet.md)

[-Oasis Paratime](/wetez/developer/appchain/oasis-paratime.md)

[-BNB Sidechain](/wetez/developer/appchain/bnb-sidechain.md)

Contact us(link) if you have custom needs.


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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
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```

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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.