strongSwan vs ZeroTier
A detailed comparison to help you choose between strongSwan and ZeroTier.
strongSwan Open source IPsec and IKEv2 VPN for Linux | ZeroTier Virtual networking — Ethernet over the internet | |
|---|---|---|
| Overview | ||
| Rating | 4.0 (319 reviews) | 4.5 (31 reviews)✓ |
| Pricing model | free | freemium |
| Starting price | Free | Free tier available |
| Best for | Linux network engineers building IPsec site-to-site VPN infrastructure on their own servers | Homelab operators and small teams wanting virtual Ethernet networks connecting distributed servers |
| Tags | ||
| Tags | free tieropen sourceself hostable | free tieropen sourceapi access |
| Visit strongSwan → | Visit ZeroTier → | |
strongSwan
Pros
- + Complete IPsec/IKEv2 VPN solution
- + Open source and well-audited
- + Enterprise-grade site-to-site support
Cons
- - Complex configuration
- - Requires Linux expertise
ZeroTier
Pros
- + Free for up to 25 devices
- + Virtual Ethernet — servers appear on same LAN
- + Works through NAT and firewalls
Cons
- - ZeroTier controls the SDN layer — trust required
- - Less control than pure WireGuard
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