Alternatives

Products that do what Flatfile – a drop-in CSV / XLS importer for web apps does

1. 1FL
   Fieldbook: Lightweight Database with a Spreadsheet UI and a REST API▲335

   2015 · fieldbook.com

2. 2IM
   I made a tool to convert images of tables to CSV▲354

   2021 · github.com

3. 3XS
   X-spreadsheet – A JavaScript canvas spreadsheet for web▲347

   2019 · github.com

4. 4RE
   Retool: Excel-like, with higher order primitives▲190

   2017 · retool.in

5. 5CB
   Cloudstitch – Build and share spreadsheet-powered web content▲84

   2015 · cloudstitch.io

6. 6SS
   Stackby – Spreadsheets, Databases and No-code APIs in a single platform▲92

   2021 · stackby.com

7. 7CA
   CubeWeaver, a collaborative multidimensional web-based spreadsheet▲122

   2020 · cubeweaver.com

8. 8
   HelloCSV - A free FlatFile alternative▲123

   A modern, frontend only, open source, CSV importer

   2025

9. 9AO
   An open source, modern CSV importer tool in React▲15

   2021 · czhu12.github.io

10. 10SC
    SpreadServe – Cloud automation for Excel spreadsheets▲55

    2017 · spreadserve.com

11. 11AW
    A web-based Excel/Database hybrid▲82

    2012 · ragic.com

12. 12SG
    Sir – Git-diff-able JSON database on yer filesystem▲115

    2020 · github.com

13. 13
    UseCSV▲113

    Add delightful data import to your app in minutes

    2022

14. 14CC
    CloudScrape – Cloud-based web scraping platform▲116

    2015 · cloudscrape.com

15. 15LA
    LanderDB – A Mini Flat File Database Engine for Python▲27

    2015 · github.com

16. 16MA
    Morph-AI-Era – Turn CSV files into interactive dashboards instantly▲6

    Dec 2025 · morph-ai-era.online

17. 17TA
    Tad – A Desktop App for Viewing and Analyzing Tabular Data (CSV Files)▲15

    2017 · tadviewer.com

18. 18AB
    A Better Excel Data API▲39

    2014 · voyager.datanitro.com

19. 19HI
    Hadoop in Excel▲82

    2013 · datanitro.com

20. 20GA
    Gfile, a WebRTC based file transfer utility in Go▲77

    2019 · github.com

21. 21DD
    drive-db: A Google spreadsheet database▲25

    2015 · github.com

22. 22DA
    DSS, a new human-readable and plain format for XLS and spreadsheets▲5

    Apr 2026 · github.com

23. 23CA
    csvdiff – a fast diff tool for comparing CSV files▲21

    2019 · github.com

24. 24CR
    CSV Reader – A browser extension to format CSV into a table▲5

    2020 · github.com

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