Eth2.0 Fork Choice Visualizer

This is an Eth2.0 fork choice visualizer that plots data from a Lighthouse beacon node's /lighthouse/proto_array HTTP endpoint.

A live demo is available at eth2.ninja.

Deployment

To deploy this server locally to serve at http://localhost:

1. Fill in the following fields in config.yml:
   • eth2_api: Lighthouse beacon node's HTTP endpoint
   • [Optional] page_title: Page title for the webpage
   • [Optional] graffiti: Small graffiti string to be included at the bottom left of the webpage
   • [Optional] uwsgi: Custom deployment options to pass to the uwsgi webserver
2. Build the Docker images using:

   docker-compose build
   

3. Deploy the websever using:

   docker-compose up
   

User Guide

Colors

The various colors in the graph can be interpreted using the following guide:

Tree Link Color (Canonical Chain):

• Green Link: Canonical chain
• Gray Link: Non-canonical chain

Border Stroke Color (Fin./Just. Chain):

• Blue Border: Finalized chain
• Pink Border: Best Justified chain

Node Fill Color (Supporting Stake):

The fill color is a gradient with the two extreme ends being:

• Green Fill: High percentage of stake in support of block
• Red Fill: Low percentage of stake in support of block