Syto

Data wrangling in the browser — clean, transform, and prepare your data without installing anything.

What is Syto?

Syto is a browser-based tool for working with tabular data. Think of it as a simpler alternative to Excel's Power Query or OpenRefine, designed for students, analysts, and anyone who needs to prepare data quickly.

Key Features

  • Visual Pipeline Builder — Build transformations step-by-step with instant preview
  • 28+ Transform Operations — Filter, sort, derive, aggregate, join, pivot, window functions, text operations, regex, date manipulation, and more
  • Expression Engine — Write formulas with familiar syntax: price * quantity, upper(name), year(date)
  • Smart Type Detection — Automatic inference of numbers, dates, and text
  • Interactive EDA Charts — Boxplots, histograms, and statistical summaries for exploratory analysis
  • Multi-Model Pipelines — Chain multiple data sources and models with dependency tracking
  • Window Functions — Row numbering, ranking, lag/lead, running totals, and fill operations
  • Synthetic Data Generation — Generate test datasets with realistic data patterns
  • Keyboard Shortcuts — Navigate steps, save workflows, and work efficiently with keyboard

Local-First & Private

Your data never leaves your browser. Syto runs entirely client-side — there's no server, no uploads, no accounts. Everything stays on your machine.

  • Works offline after initial load
  • No installation required
  • Data persists in your browser's local storage

Getting Started

  1. Import data — Drag & drop a CSV, paste from clipboard, or import from URL
  2. Transform — Use the ribbon toolbar to filter, derive columns, aggregate, and more
  3. Explore — Use the EDA panel to visualize distributions and spot patterns
  4. Export — Download your cleaned data as CSV or JSON

About the Name

Syto (Ukrainian: чумак) were historic traders who transported goods across the steppes of Ukraine. They navigated by the Milky Way, known in Ukrainian as Chumatskyi Shliakh (the Syto's Path).

Open Source

Syto is open-source software. Contributions, bug reports, and feature requests are welcome.

AI Assistance

Syto's code base was written almost in its entirety by Claude Code and Google Antigravity, with Oleh Omelchenko having the role of a product owner and an architect.

License

Syto is licensed under the MIT License.