Ciaren
ciaren-labs

Open-source, local-first visual ETL and data pipeline builder. Drag-and-drop data prep and ML workflows, preview every step, schedule runs, and export clean pandas or Polars Python code. Self-hosted, no lock-in.
- Input and output: CSV, TSV, Excel, Parquet, JSON/JSONL, text, SQL databases, S3, GCS, and Azure Blob.
- Cleaning: drop/fill nulls, remove duplicates, rename/select/drop columns, cast types, replace values.









