CSV Column Renamer
Remap column names in bulk — no upload needed
CSV Duplicate Row Remover
Remove duplicate rows from csv in one click
CSV File Merger
Combine multiple csv files into one in seconds
CSV File Splitter
Divide a large csv into chunks by row count
CSV Row Filter
Keep or remove rows matching any condition
JSON to Kotlin Data Class
Generate Kotlin data classes from JSON
Data URI Generator
Generate Data URI strings
Structured Data Tester Lite
Inspect structured data blocks
Fine-Tuning Data Checklist
Validate fine-tuning dataset readiness