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fleaflet/flutter_map

This system is a comprehensive mapping library for Flutter that provides a complete toolkit for rendering interactive maps. It supports multiple map layers, including tiles, markers, polygons, polylines, circles, and images, each with advanced styling and performance optimizations. The library features a robust camera and gesture handling system, allowing for smooth navigation, rotation, and interaction with map elements. Additionally, it includes a detailed example application demonstrating various map features and capabilities across multiple platforms.

55.0

Adequate · 5 August 2026

22k

lines of production code

Dart

primary language

4

bus factor · 194 authors in all

4

measurements over time

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How it got here

2018 · Flutter map example and API modernization

This period focused on modernizing the project's infrastructure and public API, including migrating the example app to modern Gradle and iOS configurations while consolidating the library's entry point. Significant architectural changes included introducing a new Coordinate Reference System (CRS) framework and refactoring gesture handling for improved extensibility. The example application was expanded with comprehensive interactive demos to showcase these new capabilities.

16 changes

2019–2023 · architecture refactoring and test coverage

This period focused on a comprehensive architectural overhaul of the map rendering engine, introducing a new TileLayer system with advanced tile management, caching, and display features. The team significantly expanded test coverage across all layers, including the new tile bounds, camera, and controller logic, while also adding platform support for web, macOS, and Windows in the example application.

31 changes

2024–2026 · Layer infrastructure and tile caching

This period focused on expanding the map rendering capabilities by introducing new layer types, including Circle, Marker, and Polyline layers, alongside a new Scalebar widget. The work also established shared infrastructure for layer interactivity, projection simplification, and tile caching, significantly enhancing the framework's feature set and performance.

14 changes

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About this page

  • The description of this project is derived from its own commit history, not from its README.
  • The score is its highest published measurement, taken on 5 August 2026 at a pinned commit. It is not a live figure and does not change until the project is measured again.
  • Measured at commit cbb6eb7b5f — the exact code this score is about.
  • Scored under rubric rubric-2026.08.19. Score the same commit under that rubric and you get the same number.
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