# GlassFlow ClickHouse ETL vs EMQX

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | GlassFlow ClickHouse ETL | EMQX |
|---|---|---|
| Score | 53/100 | 78/100 ✓ |
| Rank in category | #6 of 8 in Data Pipeline | #1 of 14 in Messaging |
| GitHub stars | 503 | 16 868 ✓ |
| Stars, last 30 days | — | +114 |
| Stable releases, 12 months | 10 | 15 ✓ |
| Latest release | v3.2.0 · 22 May 2026 | 6.3.2 · 16 Oct 2026 ✓ |
| Setup | Advanced | Advanced ✓ |
| Official Docker image | No | Yes ✓ |
| License | Apache-2.0 | Other |
| Main language | Typescript | Erlang |

## Which one should you pick?

EMQX scores 78/100 against 53/100 for GlassFlow ClickHouse ETL, so it is the safer default.

EMQX ships more often: 15 stable releases in the past year, against 10 for GlassFlow ClickHouse ETL.

EMQX is growing faster right now (+114 stars in 30 days).

## Details

- [GlassFlow ClickHouse ETL](https://selfhost.directory/project/clickhouse-etl) (markdown: https://selfhost.directory/project/clickhouse-etl.md)
- [EMQX](https://selfhost.directory/project/emqx) (markdown: https://selfhost.directory/project/emqx.md)

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Source: https://selfhost.directory/compare/clickhouse-etl-vs-emqx