Paste or upload the input; click a node to expand or collapse it.
Choose a file to preview it right here. Nothing is uploaded.
File Viewer
Inspect a file as an expandable tree in the browser, then search it by field name or value. Your input is never uploaded.
What you can do
- Open a file and read it as an expandable tree, clicking any node to expand or collapse it.
- Find a field fast with the search box, matching on field name or value.
- Keep your file private - inputs are processed in the browser and are not uploaded.
How to use it
Paste or upload the input, then click a node to expand or collapse it. Use the search box to jump to a field by name or value. Nothing leaves your device.
When to use it
Reach for this when you want to glance inside a file structure without installing a desktop viewer or sending the file anywhere. For programmatic access instead, see the related developer tools.
Privacy
Inputs are not uploaded. The file is read and displayed on your own device, so nothing is sent to a server.
Frequently Asked Questions
What does File Viewer do?
Inspect a file as an expandable tree in the browser.
When should I reach for file viewer?
Searchable by field name or value via the search box.
What complementary tools work well alongside file viewer?
For programmatic access, see the related developer-tools.