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[Harbor Scale OSS](https://docs.harborscale.com/docs/oss-self-hosted/)

# The Professional Alternative to Blynk

Blynk is great for turning lights on. Harbor Scale is built for analyzing data. Get professional Grafana dashboards for your ESP32 projects.

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### Works With

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Data First

## Beyond Simple Widgets

Feature

Harbor Scale

Blynk

Primary Focus

Data & Visualization

Mobile App Control

Dashboard Engine

Grafana (Powerful)

Drag-n-Drop (Basic)

Data Export

1-Click CSV / API

Limited

History Retention

1 Year (Pro)

Short Term

Hardware Support

Any (HTTP)

Blynk Lib Required

### Real History

Don't lose your data. We store up to 1 Year of high-resolution history so you can track seasonal trends.

### Not Just an App

Blynk is great for phones. We are built for the Desktop web. Visualize complex datasets on a big screen with Grafana.

### No Vendor Lock-in

Use standard HTTP protocols. You don't need to wrap your code in a specific library to talk to us.

Ready to Launch?

## Upgrade your data game.

Switch from simple widgets to professional analytics today.

[Start Free](/content/signup/index.html) [Explore Docs](https://docs.harborscale.com/)

harborscale.com