1.hugues31 / duckpad
The data transformation tool the open-source community deserves.
+38 stars
from 267 · score 3.66
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7 repositories by Attention Score · Oct 29, 2026 – Nov 4, 2026 (UTC)
2.the-momentum / open-wearables
Self-hosted platform to unify wearable health data through one AI-ready API.
- wearables
- apple-health
- apple-watch
- fitness
- fitness-analysis
- fitness-api
- +9 more
+31 stars
from 2,728 · score 3.47
3.meltano / meltano
Meltano: the declarative code-first data integration engine that powers your wildest data and ML-powered product ideas. Say goodbye to writing, maintaining, and scaling your own API integrations.
- dataops
- dataops-platform
- elt
- open-source
- opensource
- data
- +14 more
+6 stars
from 2,670 · score 1.95
4.ankane / pgsync
Sync data from one Postgres database to another
+5 stars
from 3,476 · score 1.79
5.d8a-tech / d8a
🇪🇺 Warehouse-native Analytics compatible with Google Analytics and Matomo tracking protocols. Ingest into ClickHouse, BigQuery or CSV/Parquet on S3/GCS/local fs while maintaining complete control over your data.
- clickhouse
- ga4
- tracker
- bigquery
- data-warehouse
- matomo
+2 stars
from 60 · score 1.10
6.lukasmartinelli / pgfutter
Import CSV and JSON into PostgreSQL the easy way
+1 stars
from 1,343 · score 0.69
7.jf-tech / omniparser
omniparser: a native Golang ETL streaming parser and transform library for CSV, JSON, XML, EDI, text, etc.
+1 stars
from 1,085 · score 0.69