# REST API

ChargeOver has several developer-friendly APIs and tools, including

- A JSON REST API - a server-to-server developer REST API
- ChargeOver.js - a client-side Javascript library for tokenizing payments and secure, PCI-compliant sign-ups
- Webhooks - let ChargeOver notify your app when events happen
- Merge tags - personalize and customize your emails with flexible templating language and merge tags

Please visit our developer website for more [information](https://developer.chargeover.com)