> ## Documentation Index
> Fetch the complete documentation index at: https://docs.b3.fun/llms.txt
> Use this file to discover all available pages before exploring further.

# Infrastructure

Essential infrastructure services including oracles, account abstraction, multisig solutions, and more.

**[Pyth](https://pyth.network)**

![](/images/pyth-logo.svg)
    Secure your smart contracts with reliable, low-latency market data from institutional sources.
    Oracles

  **[Caldera](https://caldera.xyz)**

![](/images/caldera-logo.avif)
    Launch OP Stack, Arbitrum Orbit, ZK Stack, and Polygon CDK rollups with Caldera, your partner from development to launch, and beyond
    Rollup-as-a-Service

  **[Den](https://onchainden.com)**

![](/images/den-logo.avif)
    The fastest multisig for onchain teams.
    MultiSig

  **[Pimlico](https://pimlico.io)**

![](/images/pimlico-logo.svg)
    Pimlico provides a suite of tools and services to help you build, deploy, and manage smart accounts on Ethereum and other EVM-compatible chains.
    Account Abstraction

  **[Blockscout](https://blockscout.b3.fun)**

![](/images/blockscout-logo.svg)
    Open-source, universally accessible, block explorer.
    B3 Mainnet Explorer