Open-source Email & SMS marketing
you host yourself
Full control over data, ready-made integrations, AI for content creation, automation and webhooks. Set up in Docker in 5 minutes.

AI Campaign Architect
Strategic Email + SMS campaign planner that creates your plan, logic, and forecasts — before you send your first message.
Business context → Audience → AI Strategy → Forecast & Export
Message timeline, goals (education/sales/reminder) and IF/THEN logic
Industry benchmarks + sliders that calculate ROI in real-time

Why NetSendo?
Built for developers who want control, privacy, and flexibility without sacrificing modern features.
How it works
Deploy in Docker
Run docker compose up. NetSendo starts in seconds with Postgres and Redis included.
Add Mailbox
Connect your SMTP server, Gmail, or API provider like SendGrid/Mailgun.
Plan & Launch
Design campaign strategy in Campaign Architect, export to campaigns and launch.
Let AI write your
campaigns in seconds
Stop staring at a blank screen. Netsendo's AI assistant can generate engaging subject lines, write full email body content, and even take voice dictation to craft your message.
Multi-Model Support
Use OpenAI GPT-4o, Anthropic Claude 3.5, or Google Gemini. Your API key, your rules.
Voice Dictation
Just speak your ideas. The AI will transcribe and format them into a professional newsletter.

Experience NetSendo Live
Don't just take our word for it. Log in to our live demo instance and explore the platform's capabilities firsthand.
This is a public demo instance. Data is reset every 24 hours.
Connect with your tools
NetSendo plays nicely with the tools you already use. Orchestrate workflows with n8n and connect any AI model.
Latest Updates
View all releases- Global Search System:
- Command Palette Interface: Implemented a professional, slide-out search panel inspired by modern "Command Palette" interfaces (Raycast/Spotlight).
- Universal Access: Activated via a compact search icon in the top navigation or keyboard shortcut Cmd+K (Mac) / Ctrl+K (Windows/Linux).
- Multi-Resource Search: Intelligent search across 8 key areas:
- Contacts: Search by name, email, phone.
- Companies: Search by name, NIP, domain.
- Global Date/Time Localization:
- Dates and times now display in the user's selected language format (en-US, de-DE, es-ES, pl-PL).
- Updated useDateTime.js composable with automatic locale detection from i18n.
- Added formatCurrency and formatNumber helpers for locale-aware number formatting.
- Added locale-aware relative time strings ("just now", "5 minutes ago", etc.) for all 4 languages.
- Added localized greeting messages (Good morning/afternoon/evening) for all 4 languages.
- Image Auto-Compression:
- Client-Side Compression: Implemented automatic compression for images larger than 1MB using Canvas API before upload.
- Smart Resizing: Automatically resizes large images to max 2048px dimensions while preserving aspect ratio.
- UI Feedback: Added real-time compression progress bar and stats showing saved storage space.
- Optimization: Reduces server load and upload bandwidth usage by processing images in the browser.
- Localization: Full translations in PL, EN, DE, ES.

