Know your next conversion.
Practical answers, worked examples, and the details that matter.
How to convert nested JSON to CSV
A worked example of dotted columns, arrays, missing fields and ID handling in LocalShift's JSON to CSV converter.
Read guide ↗GUIDE 02Preserve leading zeros when converting CSV to JSON
Keep postal codes, product codes and long IDs as strings. Understand what conversion can preserve and what it cannot recover.
Read guide ↗GUIDE 03Handle commas, quotes and line breaks in CSV
Understand quoted CSV cells with reproducible examples, diagnose column-count errors, and convert CSV without breaking embedded commas.
Read guide ↗GUIDE 04Why PNG transparency changes when you convert to JPG
Choose a background for transparent PNG or WebP images, inspect edges, and understand JPEG quality settings.
Read guide ↗GUIDE 05Choose between JPEG, PNG and WebP for your next export
Compare transparency, encoding tradeoffs and compatibility, then choose a local image conversion tool for your actual destination.
Read guide ↗GUIDE 06How browser-local file conversion works
Follow a file from local selection to local download, understand website requests, and check the limits of browser-based conversion.
Read guide ↗These guides describe LocalShift's current tools. See the test methods and known limitations.