MapSystem
Copyright (C) 2026 KBM Bilgisayar İletişim San. ve Tic. Ltd. Şti.
(E-Sistem — https://e-sistem.com.tr)

This product is free software licensed under the GNU General Public License v3.0
or later (see LICENSE). It is original work; the architecture, catalog/workspace
model, tiling + meta-tiling pipeline, native MapStyle format, server-side renderer,
OGC service implementation and orchestrator are developed by KBM Bilgisayar İletişim San. ve Tic. Ltd. Şti.
(E-Sistem).

MapSystem builds on the following third-party open-source components, used under
their respective licenses and gratefully acknowledged:

- .NET, ASP.NET Core, Blazor, YARP            — MIT (Microsoft)
- NetTopologySuite (+ IO: ShapeFile, VectorTiles) — BSD-3-Clause
- SkiaSharp                                    — MIT (Microsoft) / Skia (BSD)
- Leaflet                                      — BSD-2-Clause  (client raster viewer)
- Three.js                                     — MIT           (3D viewer)
- Npgsql                                       — PostgreSQL License
- Microsoft.Data.SqlClient                     — MIT
- Oracle.ManagedDataAccess                     — Oracle (OTN) license
- Microsoft.Data.Sqlite                        — MIT
- Serilog                                      — Apache-2.0

Basemap tiles in the bundled viewer come from OpenStreetMap contributors
(https://www.openstreetmap.org/copyright), © OpenStreetMap contributors, ODbL.

Open standards implemented (not third-party code): OGC API (Features/Tiles/Maps/
Styles/Records/Processes), WMS, WMTS, WFS, WPS, CSW, SLD/SE, ISO 19139, the
Mapbox Vector Tile (MVT) format (an OGC community standard) and MBTiles/PMTiles.

Third-party components remain the property of their respective owners. This NOTICE
is informational and does not modify the terms of the GPL-3.0-or-later license.
