API Playground

File Tools ZIP Extractor List and download files from a ZIP archive locally.

File Tools File Type Detector Inspect file signatures, MIME type and size.

File Tools JSON to CSV Convert a JSON array of records to CSV.

File Tools CSV to JSON Parse CSV data and convert rows to JSON.

File Tools XML and JSON Converter Convert well-formed XML and JSON data in your browser.

File Tools YAML and JSON Converter Convert basic JSON-compatible YAML mappings and lists locally.

File Tools CSV and TSV Converter Convert quoted CSV and tab-separated data while preserving fields.

File Tools Base64 File Converter Encode local files to Base64 or decode Base64 into a downloadable file.

File Tools File Hash Generator Calculate SHA-1, SHA-256, SHA-384, and SHA-512 digests for a local file.

File Tools File Size Analyzer Inspect selected file sizes, types, and aggregate totals in your browser.

File Tools Bulk File Renamer Preview safe filename changes for multiple selected files.

File Tools ZIP Creator Create a ZIP archive from selected local files in your browser.

File Tools Excel Viewer Preview the first worksheet of local XLSX files; formulas are not evaluated.

File Tools CSV Viewer Preview local CSV or TSV files as a table with selectable delimiters.

File Tools JSON Tree Viewer Explore JSON objects and arrays in a collapsible tree entirely in your browser.

File Tools XML Formatter Validate and pretty-print XML locally without resolving external entities.

File Tools Log File Analyzer Summarize common log levels and show matching lines from a local log file.

File Tools File Compare Compare two local files byte-for-byte and report their first differing positions.

File Tools Duplicate File Finder Find identical local files by comparing their SHA-256 digests.

File Tools File Splitter Split a local file into size-limited parts and download them in a ZIP archive.