# Linux & macOS: SHA-256-geprüfter Installer & Updater v1.0.0 (Docker Compose, .deb oder systemd)curl -fsSL https://nextxch.com/install.sh | sudo bash# Windows Server (2019 / 2022 / 2025): Lädt das .msi, prüft SHA-256 & startet den Assistentenirm https://nextxch.com/install.ps1 | iex# Gepinnter Container-Start (Version 1.0.0 für linux/amd64 & linux/arm64)docker run -d --name nextxch -p 25:25 -p 465:465 -p 587:587 -p 993:993 -p 80:80 -p 443:443 \
-v nextxch-data:/app/data nextxch/server:1.0.0
# Enterprise Active-Active Stack (Release 1.0.0) + PostgreSQL 18, MS SQL Server oder SQLite WALservices:
nextxch:
image: nextxch/server:1.0.0restart: unless-stoppedports: ["25:25", "465:465", "587:587", "993:993", "4190:4190", "80:80", "443:443"]
environment:
Storage__Provider: "Postgres"# "Postgres", "SqlServer" oder "Sqlite"Cluster__Enabled: "true"# Multi-Node Cluster ohne RedisStorage__BlobBackend: "Hybrid"# NVMe-Cache + S3 WORM Object Lockvolumes:
- ./nextxch-data:/app/data
# Windows Server .msi Installer (SQLite WAL, MS SQL Server 2019-2025/Express oder PostgreSQL 18)irm https://nextxch.com/install.ps1 | iex# Unbeaufsichtigte Installation als nativer Windows-Dienst ohne Docker Desktop:msiexec.exe /i Nextxch-Setup-win-x64.msi /qn `
DEFAULT_DOMAIN="firma.de" MAIL_HOSTNAME="mail.firma.de" `
ADMIN_EMAIL="admin@firma.de" STORAGE_PROVIDER="SqlServer"
// Integrierte Transactional HTTP API mit Idempotency-Key & Dual-DKIMusing var http = new HttpClient { BaseAddress = new("https://mail.iqmeta.de") };
http.DefaultRequestHeaders.Add("X-Api-Key", Environment.GetEnvironmentVariable("NEXTXCH_KEY"));
http.DefaultRequestHeaders.Add("Idempotency-Key", "inv-2026-0841");
var res = await http.PostAsJsonAsync("/api/v1/send", new {
from = "billing@iqmeta.de",
to = new[] { "accounting@customer.de" },
subject = "ZUGFeRD Invoice #2026-0841",
htmlBody = "<p>Please find your EN 16931 invoice attached.</p>"
});
64 位系统 & 使用 NVMe 而非 SD 卡:请使用 64 位 Raspberry Pi® OS Lite,并将 /var/lib/nextxch 放在 M.2 NVMe HAT 或 USB 3 SSD 上,而不是 microSD 卡。
家庭宽带提示(智能主机):在住宅动态 IP 上,请将 Smtp__OutboundSmartHost 设置为您的 ISP/托管服务商中继,以确保外发投递可靠。
# Nativ per ARM64-.deb-Paket oder Container (v1.0.0) auf Raspberry Pi 4 / 5:
curl -fLO https://nextxch.com/downloads/nextxch_1.0.0_arm64.deb
sudo dpkg -i nextxch_1.0.0_arm64.deb
Synology® NAS(DSM 7.2+)
Container Manager · Btrfs
在 File Station 中创建文件夹:在您的 Btrfs/SSD 卷上通过 File Station 创建 /volume1/docker/nextxch。