listmonk

AI capabilities

None built in.

Pricing

Free license. Hosting estimate: $2-11/mo hosting (PikaPods/Elestio), plus the email-sending service's usage fees

Open source

• Code: https://github.com/knadh/listmonk
• GitHub stars: 24160
• Latest release: 2026-06-26
• Hosting: No official cloud. One-click: PikaPods from $2.0/mo, Elestio from $11/mo. Or self-host (single binary + PostgreSQL, Docker). You also need an email-sending service (SMTP such as Amazon SES, Postmark or your own mail server), billed separately.
• Backing: Maintained by Kailash Nadh; README carries the Zerodha Tech badge (Zerodha-backed). Very active: pushed 2026-11-04; v7.0.0-beta.1 pre-release 2026-10-20. Latest stable is v6.2.0 (2026-06-26).
• AGPL-3.0: free to use commercially (internally or hosted for your own business). If you modify it and let others use it over a network, you must publish your changes under AGPL.
• GitHub advisories since Nov 2025: 2 high (stored XSS leading to admin takeover CVE-2026-21483, fixed 6.0.0; sessions not revoked after password change, fixed 6.1.0) and 2 medium (SQL injection in subscriber export CVE-2026-62361, fixed 6.2.0; list-permission bypass, fixed 6.1.0). No open critical on v6.2.0.

Trust checks

• Admin-verified listing: Pass · Reviewed by the Catervas team: links and prices checked Nov 5, 2026
• License verified: Pass · AGPL-3.0 is on the license allow-list
• Active maintenance: Pass · Last release or commit 2026-06-26
• No open critical security advisories: Pass · No unpatched critical or high advisories found. Keep it on the latest release.
• Privacy and data policy: Pass · Self-hosted: your data stays on your own hosting.
• Company or foundation backing: Pass · Maintained by Kailash Nadh; README carries the Zerodha Tech badge (Zerodha-backed). Very active: pushed 2026-11-04; v7.0.0-beta.1 pre-release 2026-10-20. Latest stable is v6.2.0 (2026-06-26).

Problems it helps with

• Winning new clients and getting first-timers to come back: A free Mailchimp replacement. Import your client list and send 'we miss you' and seasonal-promo emails (or texts, through an SMS bridge) to past customers, enrolled families or your sphere of past buyers and sellers. There are no per-contact fees, so a big list stays cheap.
• Filling open seats: tours, waitlists and missed calls: A free Mailchimp replacement. Import your client list and send 'we miss you' and seasonal-promo emails (or texts, through an SMS bridge) to past customers, enrolled families or your sphere of past buyers and sellers. There are no per-contact fees, so a big list stays cheap.
• Winning new customers: missed calls and slow follow-up: A free Mailchimp replacement. Import your client list and send 'we miss you' and seasonal-promo emails (or texts, through an SMS bridge) to past customers, enrolled families or your sphere of past buyers and sellers. There are no per-contact fees, so a big list stays cheap.
• Too few deals, uneven income and a constant need for new leads: A free Mailchimp replacement. Import your client list and send 'we miss you' and seasonal-promo emails (or texts, through an SMS bridge) to past customers, enrolled families or your sphere of past buyers and sellers. There are no per-contact fees, so a big list stays cheap.
• Driving traffic: marketing, reviews and costly delivery apps: A free Mailchimp replacement. Import your client list and send 'we miss you' and seasonal-promo emails (or texts, through an SMS bridge) to past customers, enrolled families or your sphere of past buyers and sellers. There are no per-contact fees, so a big list stays cheap.