compare
Estuary Flow vs PeerDB
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Estuary Flow | PeerDB |
|---|---|---|
| Language | Rust | Go |
| Licence | Other | AGPL-3.0 |
| Stars | 982 | 3.3k |
| Latest | v0.6.13 | v0.37.11 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | about 22 days between releases | about 7 days between releases |
| Active contributors | 19 commit authors on the default branch in the last 90 days | 18 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Fivetran. Alternatives to Fivetran →
PartialEstuary FlowReal-time CDC and batch connectors into warehouses and other destinations.
PartialPeerDBCDC replication from PostgreSQL into ClickHouse, Snowflake, BigQuery and queues; PostgreSQL sources only.
Estuary Flow
- v0.6.132026-08-10control-plane-api: fix storage-mapping suffix strip to respect path-segment boundaries
- v0.6.122026-07-23docs: surface MCP and agent skills for coding agents
- v0.6.112026-07-14runtime: periodically store primary FSMHints of V2 shards
- v0.6.102026-06-15docs/redaction: document hash salting and redactSalt override
- v0.6.92026-05-21v6.0.9
PeerDB
- v0.37.112026-10-06feat(cloudsql): support GCP Cloud SQL IAM auth through the Cloud SQL connector (#4881) @dtunikov, @claude, @jkaflik
- v0.37.102026-09-24fix(deps): update gomod dependencies by @renovate[bot] in
- v0.37.92026-09-22fix(bigquery): enable storage read api for appends/changes methods (#4824) @dtunikov, @claude
- v0.37.82026-09-21
- v0.37.72026-09-10bq: rename replication mode to method (#4785) @dtunikov
Estuary Flow
unsigned The latest release, v0.6.13, carries no signature GitHub could verify.
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PeerDB
✓ signed The latest release, v0.37.11, carries a signature GitHub verified.
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