The only email warmup service with unlimited inboxes.
Standard SaaS tools charge you for every new address. Linki gives you unlimited inboxes and human-like warmup schedules on your own private infrastructure. Hosted by Opsily in 3 minutes.
Trusted by fast-moving teams
Why traditional email warmup services are failing
Google and Yahoo changed the rules in early 2024. The old way of 'warming up' involved bots sending thousands of nonsensical emails to other bots. ESPs now recognize these artificial patterns instantly. If your email warmup service looks like a bot, your real emails will follow it straight to the spam folder.
The Linki Difference
Linki takes a different approach. Instead of high-volume noise, it uses human-first ramp-up logic. It simulates real user behavior with random delays and varied message structures. Because Linki is self-hosted on Opsily, you are not sharing an IP reputation with thousands of other spammy accounts. You build your own authority on your own terms.
- No Per-Inbox Tax: Most services charge $25 to $30 per month, per email. If you need to warm up 20 sub-domains, that is $600 fixed monthly. With Linki on Opsily, you pay one flat hosting fee.
- Lead Enrichment Included: Use built-in Apollo.io and LinkedIn scraping to find the right people while your accounts are warming up.
- Total Privacy: Your lead lists and outreach logs never sit on a third-party SaaS database.
EUR 800 a year for tools that used to cost us multiples of that. We replaced HubSpot, Make.com, and our password manager with self-hosted apps on Opsily. One provider, one fee.
Franz Koller
Co-Founder · Joy
Launch your warmup empire in minutes
Choose Your App
Select an app to get started.
Select Linki
Pick the Linki template from the Opsily app catalog. No technical configuration required.
Deploy to Germany
Your instance launches on secure, GDPR-compliant German hardware automatically.
Connect Accounts
Add unlimited SMTP/IMAP accounts. Start the human-like warmup schedule with one click.
Enterprise Outreach Infrastructure
We handle the server management so you can focus on booking meetings with your preferred email warmup service.
Bulletproof Reliability
We monitor your Linki instance 24/7. If your server encounters an issue, our automated systems resolve it before your outreach pauses.
Sovereign Data Control
Keep your prospect data out of American SaaS databases. Your instance is private, encrypted, and hosted in the EU.
Automated Backups
Never lose your campaign history or lead lists. We take daily snapshots of your entire Linki environment automatically.
Built for teams who need reliability
Saved per year on outreach tools
Average savings for a small sales team switching from per-seat SaaS to self-hosted Linki on Opsily.
See All PlansEmail Warmup Service FAQ
Yes. Linki supports any provider using SMTP and IMAP, which covers Gmail, Outlook, Microsoft 365, and private workspaces. The warmup logic is provider-agnostic. It builds a reputation by simulating natural conversation patterns instead of bot-only clusters found in cheap SaaS alternatives.
What our customers say
Teams across the EU run their stack on Opsily. Here is what that looks like in practice.
EUR 800 a year for tools that used to cost us multiples of that. We replaced HubSpot, Make.com, and our password manager with self-hosted apps on Opsily. One provider, one fee.
Franz Koller
Co-Founder • Joy
We were paying per user on everything and it added up fast. Now we run five apps for less than one of those old plans. My finance team finally stopped asking questions.
Elise
Head of Operations
Wanted to use n8n for ages but the self-host part always stopped me. Opsily just handled it. Got the power without becoming an IT person overnight.
Federica B.
Automation Consultant
Ready to own your outreach stack?
Join the founders moving to Linki. Deploy your unlimited email warmup service now.