Catervas tools library

Keila

Simple email newsletters with signup forms; cloud or self-hosted.

AI capabilities

None built in.

Pricing

Free license. Hosting estimate: About $9/mo (Keila Cloud XS, €8) or $5-10/mo VPS if self-hosted

Open source

  • Code: https://github.com/pentacent/keila
  • GitHub stars: 2260
  • Latest release: 2026-11-04
  • Hosting: Official Keila Cloud (EU-hosted), no free plan: XS €8/mo (2,000 emails), S €16/mo (5,000), M €32/mo (15,000), up to XXL €256/mo. Or self-host with Docker.
  • Backing: Pentacent (small bootstrapped German company that runs Keila Cloud). Active: 0.40.2 released 2026-11-04.
  • 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.
  • No GitHub security advisories published. 0.40.1 fixed several stored-XSS bugs and 0.40.2 (2026-11-04) is a security update for 3 dependency CVEs, per the release notes. Update to 0.40.2.

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 2026-11-04
  • 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 · Pentacent (small bootstrapped German company that runs Keila Cloud). Active: 0.40.2 released 2026-11-04.

Problems it helps with

  • Winning new clients and getting first-timers to come back: For owners who want email newsletters with no server to run: sign up for Keila Cloud, put a signup form on your site, and send newsletters and seasonal reminders from a drag-and-drop editor. Prices are flat by email volume, not by contact count.
  • Filling open seats: tours, waitlists and missed calls: For owners who want email newsletters with no server to run: sign up for Keila Cloud, put a signup form on your site, and send newsletters and seasonal reminders from a drag-and-drop editor. Prices are flat by email volume, not by contact count.
  • Winning new customers: missed calls and slow follow-up: For owners who want email newsletters with no server to run: sign up for Keila Cloud, put a signup form on your site, and send newsletters and seasonal reminders from a drag-and-drop editor. Prices are flat by email volume, not by contact count.
  • Missed calls, slow replies and customer communication: For owners who want email newsletters with no server to run: sign up for Keila Cloud, put a signup form on your site, and send newsletters and seasonal reminders from a drag-and-drop editor. Prices are flat by email volume, not by contact count.
  • Driving traffic: marketing, reviews and costly delivery apps: For owners who want email newsletters with no server to run: sign up for Keila Cloud, put a signup form on your site, and send newsletters and seasonal reminders from a drag-and-drop editor. Prices are flat by email volume, not by contact count.

Data as JSON: /api/tools/keila · Compare tools: /compare · llms.txt

Information, not professional advice. Rankings can't be bought.