---
# System prepended metadata

title: Indexer Guide
tags: [FuelJourney]

---

# Indexer Guide

###### tags: `FuelJourney`

## Introduction

- why make an indexer
- what does it do
- what we will build

what is the difference between an indexing service and an index

## Setup & Dependencies

## Writing the Indexer

## Deploying

## Testing

## Updating the Frontend

### Replacing read-only calls

### Adding a stats dashboard