Guides
In-depth, sourced guides on running email and SMS marketing on your own server.
Best self-hosted email marketing software in 2026
An honest 2026 comparison of self-hosted email marketing software: NetSendo, listmonk, Mautic, Sendy, MailWizz and Keila. Licences, features, setup and cost.
Email deliverability for self-hosted senders (2026 guide)
Gmail, Yahoo and Outlook bulk-sender rules side by side, SPF, DKIM and DMARC records with examples, shared vs dedicated IPs, a warm-up plan and a checklist.
What it really costs to email 10k, 50k and 100k contacts
SaaS list prices vs a transparent self-hosted estimate for 10k, 50k and 100k contacts: Mailchimp, MailerLite, Kit, Klaviyo, Amazon SES, servers and your time.
Is NetSendo open source? Source-available vs open source
No. NetSendo is proprietary, source-available software under the NetSendo EULA. What you may and may not do, SILVER vs GOLD, and how it compares with listmonk.
Self-hosted Mailchimp alternative: costs, features, migration
Leaving Mailchimp for a self-hosted platform: real prices at 10k, 50k and 100k contacts, a feature-by-feature map, a migration checklist and when to stay put.
Self-hosted MCP server for email marketing: a 2026 guide
What an email marketing MCP server does, how SaaS MCP differs from self-hosted, and how to connect Claude, Cursor or VS Code to NetSendo safely.