---
title: "Florian Chrometz — Publisher Overview"
type: publisher
publisher: "Florian Chrometz"
publisher_slug: "florian-chrometz"
canonical_url: "https://marlvel.ai/publishers/florian-chrometz"
last_updated: 2026-04-24T10:47:24.244Z
source: Marlvel.ai
license: CC-BY-NC-4.0
citation: "Marlvel.ai — Florian Chrometz Publisher Overview"
---
# Florian Chrometz — Publisher Overview

> Providing specialized utility tools for niche hobbyists and map enthusiasts to explore infrastructure data.

- **Publisher:** Florian Chrometz
- **Website:** [https://florian-chrometz.de](https://florian-chrometz.de)
- **Founded:** 2018
- **Employees:** 1-10
- **Overview generated:** 2026-04-24
- **License:** CC-BY-NC 4.0

## Executive summary

Florian Chrometz operates as a solo developer-architect, leveraging a professional background in cloud architecture to build high-utility reference tools. The portfolio focuses on bridging the gap between open-source data sets and mobile-optimized visualization, creating a moat through specialized technical interfaces for niche communities. This model prioritizes functional depth and stability over the frequent update cycles typical of consumer-facing studios.

## Publisher DNA

- **Primary focus:** Niche reference and mapping utilities
- **Scale:** indie
- **Target audience:** Train enthusiasts, historians, and explorers requiring specialized infrastructure mapping data.
- **Origin:** Founded by a GCP Solution Architect who develops apps for learning and utility.

## Portfolio momentum

- **Velocity:** maintenance
- **Active apps:** 0
- **Abandoned apps:** 0

The portfolio is in maintenance with 0 releases in the last 6 months, focusing on the stability of the existing reference tool.

## Aggregated portfolio metrics

- **Total reviews (all apps):** 648
- **Weighted rating:** 4.78 / 5
- **Apps in portfolio:** 1

## Category breakdown

| Category | Apps | Share |
| :--- | :--- | :--- |
| Reference | 1 | 100% |

## Top apps

- **Railmap for Open Railway Map** — 648 reviews · 4.8★

---
© 2026 Marlvel.ai | [Publisher apps index](https://marlvel.ai/api/llm/publishers/florian-chrometz) | [Methodology](https://marlvel.ai/api/llm/methodology)
Data licensed under CC-BY-NC 4.0.

---
© 2026 Marlvel.ai | [Full publisher profile](https://marlvel.ai/publishers/florian-chrometz) | [Publisher apps index](https://marlvel.ai/api/llm/publishers/florian-chrometz) | [Methodology](https://marlvel.ai/api/llm/methodology)
Data licensed under CC-BY-NC 4.0.