Files & Archives Tools
Compress, split, merge, hash, inspect metadata, sanitize, and archive files (ZIP, TAR, GZIP) with 100% in-browser privacy. All tools run 100% in your browser with zero server uploads and instant processing.
File Checksum & Integrity Verifier
Calculate and verify SHA-256, SHA-512, and MD5 checksums of any local file
ZIP Archive Creator & Compressor
Compress multiple files and folders into a clean ZIP archive directly in your browser
ZIP Archive Extractor & Unzipper
Inspect contents and extract individual files from ZIP archives in-browser with zero upload
Universal File Compressor
Compress any file using native GZIP and Deflate algorithms directly in your browser
File Size & Transfer Time Calculator
Convert file size units (B, KB, MB, GB, TB) and estimate download/upload times across 4G, 5G, and Fiber
Chunk File Splitter
Split large files into smaller parts by MB chunk size or equal slices for email and Discord sharing
Sequential File Merger
Merge split chunks (.part1, .part2) back into original complete files 100% in-browser
TAR Archive Creator & Extractor
Create and extract POSIX USTAR standard .tar archives in pure JavaScript without software
GZIP Compressor & Decompressor
Compress any file into .gz or decompress .gz archives using native browser streaming
File Hash & Checksum Calculator
Calculate SHA-256, SHA-512, SHA-1, and MD5 file digests and verify against expected release checksums
Magic Byte File Type Checker
Inspect binary magic bytes to detect true file formats and uncover spoofed file extensions
MIME Type & Extension Lookup
Detect MIME types from uploaded files or search the comprehensive 250+ IANA MIME database
Duplicate File Finder & Matcher
Upload multiple files to detect exact binary duplicates and calculate wasted disk storage
File Metadata & Header Inspector
Inspect file properties, exact byte sizes, timestamps, SHA-256 hashes, and 256-byte hex dump
File Metadata Cleaner & Sanitizer
Strip metadata tags, XML comments, design editor attributes, and sanitize files before sharing
Filename Sanitizer & Slugifier
Remove illegal OS characters, strip accents, fix spaces, and convert filenames to web-safe slugs
Batch File Renamer & Numbering Studio
Bulk rename files with prefixes, suffixes, find & replace, sequential numbering, and case formatting
Archive Converter & Extractor
Convert and extract between ZIP, 7Z, TAR, and GZ archives client-side
Split CSV File
Split large CSV files into smaller chunks with preserved headers
Split Excel Workbook
Split multi-sheet Excel files into individual .xlsx spreadsheets
7Z to ZIP Converter
Convert 7Z (7-Zip) archives to standard ZIP files directly in your browser
TAR to ZIP Converter
Convert Linux TAR and TAR.GZ archives into standard ZIP files online
RAR to ZIP Converter
Convert WinRAR RAR archives to universal ZIP files directly in your browser
ZIP Archive Repair & Damaged File Recovery
Salvage files and folders from corrupted or damaged ZIP archives in your browser
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