Home Assistant History Graph
Bring your smart home data to life on your TRMNL display. This plugin connects directly to your Home Assistant instance and renders a live, auto-refreshing line chart of any entity's state over time, perfect for tracking energy usage, temperature trends, sensor readings, investment values, and more.
Requirements
• A publicly accessible Home Assistant instance
• A long-lived access token, which you can generate at:
http://YOUR_IP:8123/profile/security
Setup
1. Generate a long-lived access token in your Home Assistant profile
2. Enter your Home Assistant URL and access token in the plugin settings
3. Select your entity to track
4. Show your graph
Available settings
Home Assistant URL
Public URL of your Home Assistant instance
Example: https://cool-home.duckdns.org
Auth Token
Long-lived Home Assistant access token.
Generate one under /profile/security
Example: xxx
Entity ID
Home Assistant Entity-ID to track.
Example: sensor.bedroom_temperature
1
Connection
0
Forks