very fast at protocol indexer with flexible filtering, xrpc queries, cursor-backed event stream, and more, built on fjall
rust
fjall
at-protocol
atproto
indexer
1---
2title: build features
3---
4
5`hydrant` has several optional compile-time features:
6
7| feature | default | description |
8| :--- | :--- | :--- |
9| `indexer` | yes | makes hydrant act as an indexer. incompatible with the relay feature. |
10| `indexer_stream` | yes | enables the event stream for the indexer. requires indexer feature. |
11| `relay` | no | makes hydrant act as a relay. incompatible with the indexer feature. |
12| `backlinks` | no | enables the backlinks indexer and XRPC endpoints (`blue.microcosm.links.*`). requires indexer feature. |
13
14to build with a specific feature:
15
16```bash
17cargo build --release --features backlinks
18```