# Koa

> Express’s successor, built on async functions: 1.05× CPU. 5 MB per process.

## Prerequisites

Research these first: [Node.js](https://wiki.playquorum.dev/research/lang-node.md).

## Facts

Koa
- **Track:** Frameworks
- **Era:** [Seed](https://wiki.playquorum.dev/eras/seed.md)
- **Cost:** 300 300
- **Requires:** [Node.js](https://wiki.playquorum.dev/research/lang-node.md)

## See also

- [Research tree](https://wiki.playquorum.dev/research.md)

Source: https://wiki.playquorum.dev/research/fw-koa