Alternatives to Google Cloud Datastream

It suits teams building self-hosted change-data-capture workflows across supported databases and event destinations.

Canal suits teams building self-hosted pipelines from MySQL changes into applications or message systems.

Decodable

Decodable suits data engineers, application developers, and data scientists building real-time applications and services.

It suits teams building real-time or batch data pipelines who can run Apache Flink deployments themselves.

Databus suits teams building data architectures that route primary database changes to derived stores such as indexes, caches, and read replicas.

TiCDC suits teams that operate TiDB and need change-data feeds, cluster replication, or downstream data for monitoring, caching, indexing, or analysis.

It suits teams seeking streaming PostgreSQL change capture without operating a streaming platform.

PeerDB

PeerDB suits teams moving data from supported sources into actively maintained destinations, especially when Postgres-compatible interfaces or CDC are useful.

pgstream suits teams that need to replicate PostgreSQL data and schema changes to downstream systems or keep staging databases synchronized.

Sequin suits teams that need to stream PostgreSQL changes to messaging, search, cache, or webhook destinations and can operate a self-hosted service.

OpenLogReplicator suits teams replicating Oracle changes on Linux through a self-hosted, log-based workflow.

It suits teams that need self-hosted, log-based MySQL change capture for streaming, auditing, caches, search, or service communication.

Striim

The Developer plan is described for learning and small-scale use cases.

Oracle GoldenGate

It suits organizations replicating changes among supported databases across hybrid or cross-region environments, including teams wanting a free perpetual-license option or OCI usage billing.

Tantor Low-Code CDC suits data teams in regulated industries that need governed, code-free change capture.