#1

Customer.io

★★★★ 4.4 $100+

Automated messaging platform for tech-savvy marketers offering email, push, SMS, and in-app messages triggered by behavioral data and events.

event-triggerssegmentationmulti-channela-b-testing
✓ Powerful event-driven automation✓ Good segmentation✓ Multi-channel messaging
#2
Directus

Directus

★★★★ 4.3 Free / $99+ Free plan

Open-source headless CMS and data platform wrapping any SQL database with APIs.

data-studiorest-apigraphql-apiflows
✓ Open source✓ Database-first✓ Beautiful admin UI

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