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SPECIFICTION
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Alert Cascade vs Open Paging Server

Alert Cascade

alertcascade.co.uk

Open Paging Server

openpagingserver.org

Side by side

FigureAlert CascadeOpen Paging Server
Price from—Free
Free plan—Yes
Free trial——
Open source—Yes
WebYesYes
Linux—Yes
Self-hosted—Yes
Plans published11
Spec score · Mass Notification Software7.5 (#18)8.2 (#3)
PurposeAlert Cascade is an emergency mass notification platform for critical alerts, operational resilience, and business continuity.Open Paging Server is a public address and mass notification system that runs on existing VoIP infrastructure.
SupportThe company says its UK based support team is available 24/7/365.The project is community-driven and points users to Discord and GitHub for community involvement and support.

Plans

Alert Cascade

  • Custom pricingPriced on request

Alert Cascade pricing →

Open Paging Server

  • Open Paging ServerFree

Open Paging Server pricing →

In their own words

Alert Cascade

Alert Cascade has no write-up on Specifiction yet; its figures are above.

Visit alertcascade.co.uk

Open Paging Server

Open Paging Server has no write-up on Specifiction yet; its figures are above.

Visit openpagingserver.org