Keila replaces 3 paid apps
One open-source tool, 3 subscriptions it can stand in for. Each pairing below is curated and verified by hand, with the honest catch spelled out. No votes, no pay-to-list.
licenseAGPL-3.0+
runsyour machine or their cloud
installKeila Cloud signup or Docker image plus PostgreSQL
dataSelf-hosted subscribers, campaigns, and job state live in PostgreSQL; uploaded campaign assets live on persistent server storage.
setupSelf-hosting requires Docker, PostgreSQL, a public HTTPS domain, and credentials for SMTP, SES, SendGrid, Mailgun, or Postmark.
facts verified 2026-08-10
Un editor de campañas amigable, formularios y seguimiento sin precio por contacto; la entrega depende de tu proveedor SMTP.
the catchKeila gives you a friendly campaign editor and tracking, but delivery reputation, SMTP configuration, backups, and upgrades become your responsibility rather than Campaign Monitor's.
the verdict →all Campaign Monitor alternatives →
Listas, formularios y campañas autoalojados sin límites de contactos; tú aportas la entregabilidad.
the catchKeila removes contact pricing, but you must supply the server, SMTP provider, deliverability monitoring, backups, and updates that EmailOctopus manages.
the verdict →all EmailOctopus alternatives →
Boletines autoalojados y formularios de suscripción con un editor visual real; la configuración SMTP reemplaza las llamadas de incorporación.
the catchKeila replaces newsletters and signup forms, but SMTP authentication, deliverability, server maintenance, backups, and upgrades replace Constant Contact's guided hosted setup.
the verdict →all Constant Contact alternatives →last updated 2026-08-10 · up to $348/yr replaced · no votes, no pay-to-list
