> For the complete documentation index, see [llms.txt](https://whitepaper.axieinfinity.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://whitepaper.axieinfinity.com/technology/key-smart-contracts.md).

# Smart contracts and GitHub Repo

The $AXS and $SLP ERC-20 contract has been audited by Quantstamp on April 25th 2021:<br>

{% file src="/files/-MZCGuSmXE6qFV1yZ1Q7" %}
Axie Infinity token - Final report
{% endfile %}

Our most used smart contracts

| Notes                                                                                                     |                                                                    |
| --------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------ |
| [AXIE ERC721](https://etherscan.io/token/0xf5b0a3efb8e8e4c201e2a935f110eaaf3ffecb8d)                      | $AXIE contract - was deployed before ERC721 was standardized       |
| [Claim Reward](< https://etherscan.io/address/0x47340deb65810a1f0d0b1EaE7489d1218c1c150F>)                | Our players interact with this contract to claim tokenized rewards |
| [Origin Axie sale #1](https://etherscan.io/address/0xb28a3dd24036151c819c6d401f7a222d9aa3671b#analytics)  | Was used for the initial Origin Axie presale in 2018               |
| [Origin Axie sale #2](https://etherscan.io/address/0x3d5be9a472d6b5c8d45b4b3a3bffb80e0c52ef15#analytics)  | Was used for the initial Origin Axie presale in 2018               |
| [MEO 1 Axie sale](https://etherscan.io/address/0xeba02cfc36c01acbe10f6bcb909b76749e54956a#analytics)      | Was used for MEO Season 1 Axie sale in early 2018                  |
| [Land sale #1](https://etherscan.io/address/0x2299a91cc0bffd8c7f71349da8ab03527b79724f#analytics)         | Was used for Phase 1 of the Land sale early 2019                   |
| [Land sale #2](https://etherscan.io/address/0x66536a95cc83ee672da58b6d3e57f7582184d5df#analytics)         | Was used for Phase 1 of the Land sale early 2019                   |
| [Land sale #3](https://etherscan.io/address/0x7a11462a2adaed5571b91e34a127e4cbf51b152c#analytics)         | Was used for Phase 1 of the Land sale early 2019                   |
| [Marketplace contract](https://etherscan.io/address/0xf4985070ce32b6b1994329df787d1acc9a2dd9e2#analytics) | Volume on our Ethereum marketplace                                 |
| Loom marketplace contract                                                                                 | Volume on our Loom Network marketplace                             |
| [Breeding contract #1](https://etherscan.io/address/0x01aac5236ad205ebbe4f6819bc64ef5bef40b71c#analytics) | Was used to breed Axies until late 2019                            |
| [Breeding contract #2](https://etherscan.io/address/0x425372c0ac9d559a186a08a3854e0ddea1a00d5c#analytics) | Currently being used to breed Axies                                |
| [Small Love Potion](https://etherscan.io/token/0x37236cd05b34cc79d3715af2383e96dd7443dcf1#tokenAnalytics) | Small Love Potion                                                  |

| Github                            | Notes                   |
| --------------------------------- | ----------------------- |
| <https://github.com/axieinfinity> | Axie Infinity main repo |
| <https://github.com/skymavis>     | Sky Mavis main repo     |