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Best Customer Data Platforms (CDP) & Event Collection Tools

Explore leading tools in the Customer Data Platforms (CDP) category, including open-source options and SaaS products. Compare features, use cases, and find the best fit for your workflow.

4 open-source projects · 2 SaaS products

Explore open-source projectsCompare SaaS products

Top open-source Customer Data Platforms (CDP)

These projects are active, self-hostable choices for knowledge management teams evaluating alternatives to SaaS tools.

Snowplow logo

Snowplow

Turn event-level data into governed, AI‑ready customer insights

Customer Data Platforms (CDP)
Stars
6,995
License
Apache-2.0
Last commit
7 months ago
ScalaStable
Jitsu logo

Jitsu

Self‑hosted real‑time data pipeline, Segment alternative for modern data teams

Customer Data Platforms (CDP)
Stars
4,630
License
MIT
Last commit
1 day ago
TypeScriptActive
RudderStack logo

RudderStack

Build real‑time, privacy‑first customer data pipelines with RudderStack.

Customer Data Platforms (CDP)
Stars
4,342
License
—
Last commit
1 day ago
GoActive
Most starred project
Snowplow
6,995★

Turn event-level data into governed, AI‑ready customer insights

Recently updated
RudderStack
1 day ago

RudderStack lets developers collect, transform, and route event data from any source to warehouses and tools, offering warehouse‑first architecture, high availability, and fine‑grained privacy controls.

Dominant language
Go • 1 project

Expect a strong Go presence among maintained projects.

Popular SaaS Platforms to Replace

Understand the commercial incumbents teams migrate from and how many open-source alternatives exist for each product.

Hightouch logo

Hightouch

Composable Customer Data Platform and AI decisioning for marketing

Customer Data Platforms (CDP)
Alternatives tracked
4 alternatives
Segment logo

Segment

Customer data platform to collect, unify, and activate customer data across tools

Customer Data Platforms (CDP)
Alternatives tracked
4 alternatives
Most compared product
Hightouch
4 open-source alternatives

Hightouch is a data and AI platform for marketing personalization with 1:1 AI agents, self-service CDP, and real-time campaign automation.

Explore related categories

Browse neighbouring categories in Messaging & Integration to widen your evaluation.