Karolis Masiulis

Karolis Masiulis

FlowstepFlowstep
Graphics engineer @flowstep
#8133026 followers0 following
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Maker History

  • Flowstep
    FlowstepDesign beautiful UIs instantly with AI
    Jun 2025
  • React spreadsheet import
    React spreadsheet import An open source alternative to Flatfile.
    Mar 2022
  • Ugnis
    UgnisVisual programming language for web apps
    May 2017
    • 🎉
    Joined Product HuntFebruary 18th, 2017

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Karolis Masiulis•

8yr ago

Ugnis - Visual programming language for web apps

Karolis Masiulis•

4yr ago

React spreadsheet import - CSV/XLSX importer. An open source alternative to Flatfile.

A batteries-included component for importing XLS / XLSX / CSV documents: 📥 Uploader ⚙️ Parser 🧪 Automatic column mapping ✏ Validating and editing data with rules and hooks 🎨 Fully customisable styles and texts
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