GE

Email Server Software

GreenArrow Engine On-Premises

greenarrowemail.com · checked 21 Oct 2026

How it plugs in

—Public API
NoOpen source
NoFree tier

Signal on Email Server Software4.3#31 of 33

GreenArrow Engine On-Premises home page

Pricing

  • Standard Monthly LeaseMonthly Lease · 100k emails per hour$600/mo
  • Standard PerpetualPerpetual · 100k emails per hour$6,000 one-time
  • Pro Monthly LeaseMonthly Lease · 1M emails per hour$800/mo
  • Pro PerpetualPerpetual · 1M emails per hour$9,000 one-time
  • Enterprise Monthly LeaseMonthly Lease · Unlimited speed$1,250/mo
  • Enterprise PerpetualPerpetual · Unlimited speed$15,000 one-time

As greenarrowemail.com lists them, checked 4 Oct 2026.