# Components

The **Lotus** stack is responsible for running a Filecoin full chain node, handling sector lifecycle, storing sectors, sector sealing, sector proving, handling wallets, and more. You can read about the Lotus components at <https://docs.filecoin.io/storage-provider/architecture/lotus-components/>

| Component        | Description                                                               |
| ---------------- | ------------------------------------------------------------------------- |
| **lotus**        | Lotus Daemon following the Filecoin chain                                 |
| **lotus-miner**  | Lotus Miner handling sector storage, jobs scheduling, etc.                |
| **lotus-worker** | Lotus Worker handling various types of jobs (PC1, UNS, PC2, C1, DC, etc.) |

The **Boost** stack is responsible for handling storage and retrieval requests, transferring data, indexing data, announcing data to network indexers, and ensuring that clients can retrieve their data once it is stored on the SP's infrastructure.

| Component           | Description                                                                                                                          |
| ------------------- | ------------------------------------------------------------------------------------------------------------------------------------ |
| **boost**           | Boost client-side executable that can be used to send a deal proposal to a Boost Storage Provider.                                   |
| **boostd**          | Boost SP daemon handling storage deals processing, Boost UI server, GraphQL server, etc.                                             |
| **booster-http**    | Serve blocks and files over HTTP                                                                                                     |
| **booster-bitswap** | Serve blocks and files over Bitswap                                                                                                  |
| **boostd-data**     | Data service handling Boost SP daemon state, and providing interface to the Local Index Directory (hosted on YugabyteDB, or LevelDB) |
| **yugabyted**       | YugabyteDB backend for Local Index Directory                                                                                         |


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