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Legal › Third-Party Notices

Third-Party Notices

Last updated: 3 November 2026 · Version 1.0 · iqmeta GmbH

← All legal documents
This English version is a convenience translation. In case of any discrepancy, the German version prevails.
Contents
  1. 1. Introduction
  2. 2. Components
  3. 3. External services (not bundled)
  4. 4. Source code requests

1. Introduction

nextxch uses high-quality open-source components. We thank all authors and contributors. The full machine-readable list including complete license texts (MIT, Apache-2.0, PostgreSQL, OFL-1.1, SQLite blessing) is available as THIRD-PARTY-NOTICES.md and is also shipped with every release.

2. Components

ComponentVersionLicenseCopyright holderProject
.NET Runtime / ASP.NET Core10.xMIT.NET Foundation and Contributorsgithub.com/dotnet/runtime
Microsoft.Extensions.Hosting.WindowsServices / Systemd10.0.0MIT.NET Foundation and Contributorsgithub.com/dotnet/runtime
Microsoft.Data.Sqlite10.0.14MIT.NET Foundation and Contributorsgithub.com/dotnet/efcore
Microsoft.Data.SqlClient7.1.1MITMicrosoft Corporationgithub.com/dotnet/SqlClient
ASP.NET Core SignalR JS client8.0.7MIT.NET Foundation and Contributorsgithub.com/dotnet/aspnetcore
BouncyCastle.Cryptography2.7.0MITThe Legion of the Bouncy Castle Inc.github.com/bcgit/bc-csharp
MimeKit4.18.2MIT.NET Foundation and Contributors (Jeffrey Stedfast)github.com/jstedfast/MimeKit
DnsClient1.8.0Apache-2.0Michael Conradgithub.com/MichaCo/DnsClient.NET
Npgsql10.0.3PostgreSQLThe Npgsql Development Teamgithub.com/npgsql/npgsql
PdfPig0.1.16Apache-2.0UglyToad and PdfPig contributorsgithub.com/UglyToad/PdfPig
SQLitePCLRaw.bundle_e_sqlite32.1.14Apache-2.0SourceGear, LLC (Eric Sink)github.com/ericsink/SQLitePCL.raw
SQLite3.xblessing (Public Domain)-www.sqlite.org/
OpenTelemetry .NET (5 packages)1.20.1Apache-2.0The OpenTelemetry Authorsgithub.com/open-telemetry/opentelemetry-dotnet
Tailwind CSS3.xMITTailwind Labs, Inc.tailwindcss.com/
Inter (font)4.xOFL-1.1The Inter Project Authorsrsms.me/inter/
JetBrains Mono (font)2.xOFL-1.1The JetBrains Mono Project Authorswww.jetbrains.com/lp/mono/
Stripe.net (website checkout only)53.0.0Apache-2.0Stripe, Inc.github.com/stripe/stripe-dotnet

3. External services (not bundled)

ClamAV® (GPL-2.0-only) can optionally be used for virus scanning. nextxch communicates with an independently installed clamd daemon via its documented network protocol; no ClamAV code is linked or distributed.

4. Source code requests

None of the bundled components require us to provide source code. If you believe a component is missing or attributed incorrectly, please contact support@nextxch.com.

Trademark notice: Microsoft, Outlook, Exchange and ActiveSync are trademarks of Microsoft Corporation. nextxch is not affiliated with Microsoft. Exchange Online, Microsoft 365, Teams, Windows, Windows Server, SQL Server and Azure are also trademarks of Microsoft Corporation; Apple, iPhone, iPad, Mac, iOS, macOS and Safari are trademarks of Apple Inc.; Google, Gmail, Google Play and Android are trademarks of Google LLC; WhatsApp is a trademark of WhatsApp LLC; Mozilla and Thunderbird are trademarks of the Mozilla Foundation; Docker, Kubernetes, PostgreSQL, Linux, Debian, Ubuntu, Proxmox, Raspberry Pi, Synology, Stripe and all other product and company names mentioned are trademarks of their respective owners. Third-party trademarks are referenced solely to state technical compatibility; nextxch and iqmeta GmbH are not affiliated with, sponsored, licensed or certified by their owners. All trademark notices

© iqmeta GmbH · Am Sonnenhang 24 · 71111 Waldenbuch · Germany · Back to Legal overview

Sovereign Mail & Groupware Server: mail, calendars, contacts and GoBD archive on your own infrastructure, for Docker® Compose, Windows Server® (no Docker®), Linux®, macOS®, NAS, and Kubernetes®. Engineered in Germany by iqmeta GmbH.

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© 2026 iqmeta GmbH · Am Sonnenhang 24, 71111 Waldenbuch, Germany. Microsoft, Outlook, Exchange and ActiveSync are trademarks of Microsoft Corporation. nextxch is not affiliated with Microsoft. Exchange Online, Microsoft 365, Teams, Windows, Windows Server, SQL Server and Azure are also trademarks of Microsoft Corporation; Apple, iPhone, iPad, Mac, iOS, macOS and Safari are trademarks of Apple Inc.; Google, Gmail, Google Play and Android are trademarks of Google LLC; WhatsApp is a trademark of WhatsApp LLC; Mozilla and Thunderbird are trademarks of the Mozilla Foundation; Docker, Kubernetes, PostgreSQL, Linux, Debian, Ubuntu, Proxmox, Raspberry Pi, Synology, Stripe and all other product and company names mentioned are trademarks of their respective owners. Third-party trademarks are referenced solely to state technical compatibility; nextxch and iqmeta GmbH are not affiliated with, sponsored, licensed or certified by their owners. All trademark notices
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