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Nexa•Sift
by NexaDev
Visualize. Understand. Organize. Share.

Understand your data files instantly.

Open JSON and CSV files, explore their structure, inspect data quality and find what matters — directly in your browser.

Open a file for free
Processed locally by default JSON CSV XML

Supported formats

What NexaSift can open today, and what's coming next.

Available now

JSON
Available

Structured data, APIs, configs and exports.

TreeTableRawSearchStructureCompare
CSV
Available

Tabular datasets, exports and spreadsheets.

TableFiltersColumn AnalysisRawSearchCompare
XML
Available

Markup for structured documents and feeds.

TreeTableRawSearchNamespacesValidation

Coming soon

Parquet
Coming soon
JSONL / NDJSON
Coming soon
YAML
Coming soon
Excel
Coming soon

What you can do

Inspect

Explore data using Overview, Table, Tree and Raw views.

Search

Find keys, values, columns, paths and Regex matches.

Analyze

Inspect data quality, types, missing values, duplicates and statistics.

Compare

Compare files and identify structural or value changes.

Private by default·Files are processed locally by default.

Free

Everything you need to open and understand a file.

  • JSON and CSV files
  • 1 file per session
  • Overview, Table, Tree and Raw views
  • Search and Regex
  • Advanced filters
  • Data quality inspection
  • Basic report (in-app)
Open a file for free
Most popular

Pro

For professionals who need more power.

  • Multi-file sessions
  • Compare files with diff metrics
  • PDF reports (single & multi-file)
  • Larger file limits
  • Saved analyses and history
  • Comparison PDF reports
AI features — coming soon
Upgrade to Pro
Technology by NexaDev

From concept to solution

NexaSift was born from the same approach NexaDev uses to build custom apps and systems for companies. If your company still relies on spreadsheets, files, fragmented systems or manual tasks, NexaDev can turn that operation into its own digital solution.

Learn about NexaDev