> For the complete documentation index, see [llms.txt](https://docs.nearbuilders.com/resources/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.nearbuilders.com/resources/developer-onboarding/interoperability-infrastructure.md).

# Interoperability / Infrastructure

Check out infrastructure tools here 

{% embed url="<https://wiki.near.org/development/tools-infrastructure>" %}

## RPCs

Check out all the NEAR RPCSs here including&#x20;

{% embed url="<https://docs.near.org/api/rpc/providers>" %}

Fast-NEAR  <https://github.com/vgrichina/fast-near>  can run it easily for only a subset of data, like your app smart contracts only, etc&#x20;

## Indexers

NEAR Indexer Framework <https://docs.near.org/concepts/advanced/near-indexer-framework>

NEAR Lake Framework <https://docs.near.org/concepts/advanced/near-lake-framework>

The Graph (Support Aurora + NEAR) <https://thegraph.com/docs/en/cookbook/near/>&#x20;

ZMQ Indexer by HERE Wallet <https://github.com/here-wallet/near-zmq-indexer>

NEARBlocksAPI <https://nearblocks.io/apis>

NFT Indexing with Indexer.xyz <https://indexer.xyz/>&#x20;

## Bridges

### Axelar (integrating NEAR soon)

* Axelar SDK <https://docs.axelar.dev/dev/axelarjs-sdk/intro>
* Axelar VM (also has grants) <https://axelar.network/blog/axelar-virtual-machine-future-of-interoperability>

### Rainbow Bridge

{% embed url="<https://rainbowbridge.app/>" %}

{% embed url="<https://github.com/aurora-is-near/rainbow-bridge>" %}

### Wormhole

* JavaScript SDK&#x20;

{% embed url="<https://docs.wormhole.com/wormhole/javascript-sdk>" %}

### Allbridge

{% embed url="<https://github.com/allbridge-io>" %}

### Multichain

{% embed url="<https://github.com/anyswap/anyswap-crosschain>" %}

### Electron Labs ZK Light Client Bridge (WIP)

<https://electronlabs.org/>&#x20;

## Rollups

* Eclipse Solana Virtual Machine (Coming to Testnet) <https://www.eclipse.builders/>

## Privacy

* HideYourCash <https://github.com/hideyour-cash>&#x20;

## Wallet SDKs

* Leap Wallet SDK (Alpha)  w Web3 Auth <https://twitter.com/leap_near/status/1633867762320957440>
* Wallet Connect <https://github.com/near/wallet-selector/blob/4425f866eca1523435116ff1ded3ef1c7217bfab/packages/wallet-connect/README.md>

## Storage

IPFS <https://github.com/ipfs-examples/js-ipfs-types-use-ipfs-from-ts>

Arweave <https://www.arweave.org/>

* Bundlr Network <https://bundlr.network/>&#x20;

Ceramic Network <https://ceramic.network/>

OnMachina (TBA) <https://www.onmachina.io/>

## Data Infrastructure

Pikespeak API <https://pikespeak.ai/>