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CSV to SQLite Web Terminal

Convert CSV files into queryable SQLite databases in your browser. Turn 100k-row exports into SELECT-able tables — local sql.js work, unlimited saves.

Runs on SQLite

100% Local Browser Native

How to Use the CSV to SQLite Web Terminal

1. Upload CSV

Exports of any reasonable size.

2. Review inferred schema

Types per column with overrides.

3. Query and save

SQL runner plus .db download (downloads are unlimited).

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Frequently Asked Questions

Why SQLite over CSV?

Queries: SELECT with WHERE/GROUP beats spreadsheet filters past 10k rows. A 100k-row export becomes instantly explorable.

Types inferred?

Integers, reals, dates, and text detect per column with manual override. Mixed columns fall back to text to preserve data.

How do I query it?

Run SQL in the built-in runner, then export results or the .db file. Saved databases open in any SQLite tool.

Does sqlite conversion upload data?

No — conversion runs locally in your browser with sql.js. Only database saves count on the free download quota.

Last updated October 2026