# Koa

> next generation web framework for node.js

- **Canonical URI:** https://www.vioscale.ai/software/koa
- **Category:** Web Frameworks
- **Homepage:** https://koajs.com/
- **Also known as:** koa
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-03T20:25:12.382Z

## Vioscale score

**35.9 / 100**, confidence 16% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 0 | 6 | 0 | - |
| reliability | 50 | 8 | 400 | ✓ |
| capabilities | 28.9 | 16 | 462.5 | ✓ |
| integrations | 0 | 8 | 0 | - |
| security_posture | 0 | 13 | 0 | - |
| pricing_transparency | 0 | 8 | 0 | - |

## About

Koa is a minimal web framework designed by the Express team, enabling smaller and more expressive web applications and APIs through async functions and improved error-handling.

_Independently observed._

## Capabilities

_The capabilities that matter for Web Frameworks. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Core** | |
| Rendering model | - |
| File-based routing | - |
| **Rendering** | |
| Server components | - |
| Streaming SSR | - |
| **Fullstack** | |
| Built-in API / backend routes | ✓ |
| **DX** | |
| First-class TypeScript | - |
| Fast refresh / HMR | - |
| **Core** | |
| Language | JavaScript |
| **Deployment** | |
| Edge runtime support | - |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.model | commercial | [link](https://koajs.com/) | 2026-08-03 | 60% (medium) |

### reliability

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| reliability.status_page | yes | [link](https://koajs.com/status) | 2026-08-03 | 60% (medium) |

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*Source: Vioscale (https://www.vioscale.ai/software/koa). Independent, evidence-based software intelligence. Cite the canonical URI.*