> ## Documentation Index
> Fetch the complete documentation index at: https://docs.chainstack.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Chainstack updates: May 10, 2021

> Polygon mainnet and testnet full and archive node support arrives on Chainstack, with operations docs and a smart contract bridging tutorial included.

* **Protocols**. Polygon support. You can now deploy full and archive Polygon nodes on mainnet and testnet.
* **Documentation**. Polygon general description, operations, smart contract bridging tutorial.