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Opentrailpaper

StartupLaunched September 2026

The Story

OpenTrailPaper is open-source bike computer firmware for the LilyGO T5S3 4.7" E-Paper PRO. It supports offline maps, GPX routes, FIT recording and Bluetooth sensors.

OpenTrailPaper is firmware for the LilyGO T5S3 4.7" E-Paper PRO. It shows ride data and offline maps, follows GPX routes, records FIT files and connects to Bluetooth sensors. You buy and protect the board yourself.

Each item shows the screen it describes. Use the orange touch target on the device to move between related screens.

The iOS and Android companions can plan and transfer routes, build offline maps, copy recorded rides, change settings and install firmware updates over Bluetooth. The head unit does not need the phone during a ride.

After routes and maps are loaded, the head unit can record and navigate by itself. There is no account or subscription. The app is used when you want to prepare or transfer data.

Overview

OpenTrailPaper is open-source bike computer firmware for the LilyGO T5S3 4.7" E-Paper PRO. It supports offline maps, GPX routes, FIT recording and...

OpenTrailPaper is open-source bike computer firmware for the LilyGO T5S3 4.7" E-Paper PRO. It supports offline maps, GPX routes, FIT recording and Bluetooth sensors.

OpenTrailPaper is firmware for the LilyGO T5S3 4.7" E-Paper PRO. It shows ride data and offline maps, follows GPX routes, records FIT files and connects to Bluetooth sensors. You buy and protect the board yourself.

Each item shows the screen it describes. Use the orange touch target on the device to move between related screens.

The iOS and Android companions can plan and transfer routes, build offline maps, copy recorded rides, change settings and install firmware updates over Bluetooth. The head unit does not need the phone during a ride.

FAQ

What is Opentrailpaper?

OpenTrailPaper is open-source bike computer firmware for the LilyGO T5S3 4.7" E-Paper PRO. It supports offline maps, GPX routes, FIT recording and...

Where can I access Opentrailpaper?

Use the official product link below. It is the destination recorded for this listing.

Where should I check current pricing and availability?

Check the current product page before making a decision. The directory's pricing category is a listing field, not a live price quote or availability guarantee.

What stack is Opentrailpaper built with?

The CompassPad entry does not list a specific stack for Opentrailpaper.

Is Opentrailpaper free, or does it cost money?

The CompassPad listing records Opentrailpaper as open source. Check the repository for its current license and usage terms.

What we checked

  • DISCOVERED
    Found in the wild

    This listing was discovered from a public launch post and the description above is drawn from the product's own website.

  • LIVE
    Product site

    The product site resolved when this entry was added to the catalog.

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