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Estuary Flow vs Meltano
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Estuary Flow | Meltano |
|---|---|---|
| Language | Rust | Python |
| Licence | Other | MIT |
| Stars | 982 | 2.6k |
| Latest | v0.6.13 | v4.4.0 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | about 22 days between releases | about 22 days between releases |
| Active contributors | 19 commit authors on the default branch in the last 90 days | 12 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.
PartialMeltanoRuns Singer taps and targets as code from a CLI, without a hosted UI.
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
Estuary Flow
unsigned The latest release, v0.6.13, carries no signature GitHub could verify.
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Meltano
✓ signed The latest release, v4.4.0, carries a signature GitHub verified.
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