Ingest Fresh Snapshot

Parse NSE bhav copy CSVs in-browser and archive them as a dated snapshot. Stays in local storage for History & comparison. Download as JSON to commit to the repo for permanent inclusion.

View History

Click to select CSV files

Supports MW-NIFTY-50-*.csv (live-equity-market), MW-FO-top20_contracts-*.csv (NIFTY options), and MW-FO-derivatives-watch-*.csv (equity-derivatives-watch / stock futures)

Choose files

Snapshot Date

This is the historic label for the upload. If the date matches an existing snapshot it will be overwritten.

Actions

For permanent inclusion

Download the JSON files above and place them under src/lib/intel/snapshots/<date>/, then register them in history.ts. Local uploads alone do not survive a browser reset.