NovuCoordinate email, SMS, push and in-app notifications from one application workflow.
100% free open-source (MIT). Unlimited notifications and workflows on your own servers.
Cross-channel product notification engines & delivery pipelines
Free alternatives to Knock
Find a free app for the parts of Knock you actually use.
Compare the free allowance and limitations on each app’s page. These are workflow alternatives, rather than identical copies.
Free options
Suggest an alternative →Novu
GotifySend push notifications from your own server to browsers and Android devices.
100% free open-source (MIT). Unlimited push notifications and devices.