Who is OpenTopoMap Viewer for?

OpenTopoMap Viewer is an open-source project built for outdoor enthusiasts and hikers.

Is OpenTopoMap Viewer free?

Yes — OpenTopoMap Viewer is open source under the Apache-2.0 license and free to use.

What platforms does OpenTopoMap Viewer run on?

OpenTopoMap Viewer runs on the web and Android.

Is OpenTopoMap Viewer still maintained?

The GitHub repository shows 103 commits in the last 90 days.

Who makes OpenTopoMap Viewer?

OpenTopoMap Viewer is developed by Helfrich.

When did OpenTopoMap Viewer launch?

OpenTopoMap Viewer first shipped in 2018.

Is OpenTopoMap Viewer open source?

Yes — OpenTopoMap Viewer is open source under the Apache-2.0 license, developed on GitHub.

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OpenTopoMap Viewer

Name: OpenTopoMap Viewer
Author: Helfrich

f-droid.orgMaps & navigation

OpenTopoMap Viewer is an open source Android app for viewing online topographic maps, importing GPX tracks, and tracking user location. It features map caching and is designed for outdoor enthusiasts needing offline and real-time map access on mobile devices.

Open SourceApache-2.0WebAndroid

Visit f-droid.org

64stars

17forks

4features

2018since

Overview

4 features

OpenTopoMap Viewer sits in PulseGate's Maps & navigation category. It allows users to view topographic maps, import GPX tracks, and track their location on Android devices. It is built as an open-source project for outdoor enthusiasts and hikers. The project is open source (Apache-2.0). It ships for the web and Android.

It is developed by Helfrich, and it first shipped in 2018. The project is developed in the open on GitHub with 64 stars and 103 commits in the last 90 days. Among its 4 catalogued features are topographic map viewing, GPX import, and location tracking. The interface is available in 26 languages, including Arabic, Tibetan, and Catalan.

Topographic map viewing
GPX import
Location tracking
Map caching

Built with & integrations

Runs on

BrowserAndroid

Trust & compliance

License

Apache-2.0

Verified signals

HTTPSOpen SourceFree tierGitHub · ★ 64Active maintenanceMulti-languageStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed29 Jun · 15:41 UTC
OpenTopoMap Viewer verified via F-Droid Repository
Source: F-Droid Repository · Open

Frequently asked questions about OpenTopoMap Viewer

What does OpenTopoMap Viewer do?: OpenTopoMap Viewer allows users to view topographic maps, import GPX tracks, and track their location on Android devices. It is catalogued under Maps & navigation on PulseGate.
Who is OpenTopoMap Viewer for?: OpenTopoMap Viewer is an open-source project built for outdoor enthusiasts and hikers.
Is OpenTopoMap Viewer free?: Yes — OpenTopoMap Viewer is open source under the Apache-2.0 license and free to use.
What platforms does OpenTopoMap Viewer run on?: OpenTopoMap Viewer runs on the web and Android.
Is OpenTopoMap Viewer still maintained?: The GitHub repository shows 103 commits in the last 90 days.
Who makes OpenTopoMap Viewer?: OpenTopoMap Viewer is developed by Helfrich.
When did OpenTopoMap Viewer launch?: OpenTopoMap Viewer first shipped in 2018.
Is OpenTopoMap Viewer open source?: Yes — OpenTopoMap Viewer is open source under the Apache-2.0 license, developed on GitHub.

At a glance

Pricing: Open Source
Platforms: Mobile · Web
Open source: Yes · ★ 64
License: Apache-2.0
Built for: outdoor enthusiasts and hikers
Model: Open source
Solves: Allows users to view topographic maps, import GPX tracks, and track their location on Android devices.

Registered as

GitHub: Pygmalion69/OpenTopoMapViewer
Google Play: org.nitri.opentopo

Developer

Helfrich

Small team

GitHub

Open source

View on GitHub

Stars: 64
Forks: 17
Open issues: 8
Last commit: 27 Jun 2026
Commits 90d: 103
Contributors: 4
Authorship: Small team
Default branch: master
Latest release: 1.30.1 · 18 Jun 2026

Index record

Indexed: 29 Jun 2026
Lifecycle: Alive
Last seen: 29 Jun 2026

Identity audit (12)

Slug: opentopomap-viewer-f-droid-org
Lifecycle last checked: 8 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 29 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Recorded source: taxonomy-pass-b.
Summary from: Taken from the project's own store listing.
Languages from: Detected by a language model, checked against the page's own declaration.
Canonical URL: https://f-droid.org/packages/org.nitri.opentopo

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