About Metadata Viewer

Metadata Viewer

File Analysis & Metadata Editor

Identifies file types via magic bytes, parses format-specific metadata structures, displays embedded images, computes hashes/checksums, and edits metadata fields.

Supports 30+ formats with 29 hash/checksum algorithms. JPEG, PNG, MP3 (Xing/LAME/VBRI), FLAC, WAV (PCM analysis), OGG, MP4 (H.264/H.265 SPS), MKV, PDF, ZIP, 40+ archive formats, PE, ELF, Mach-O, APK (deep), Java .class, fonts, C64/Amiga disk images, and more.

Metadata Viewer - File Analysis and Metadata Editor

Identify file types via magic bytes, parse format-specific metadata structures, display embedded images, compute hashes and checksums, and edit metadata fields. Supports 30+ file formats with 29 hash/checksum algorithms including MD5, SHA-1, SHA-256, SHA-512, SHA-3, BLAKE2, BLAKE3, CRC32, and more.

Features

File type identification via magic bytes and header analysis
Format-specific metadata parsing for images, audio, video, documents, archives, and executables
29 hash and checksum algorithms: MD5, SHA-1, SHA-256, SHA-512, SHA-3, BLAKE2, BLAKE3, RIPEMD, Whirlpool, Tiger, CRC, Adler, Fletcher
Supports JPEG, PNG, GIF, BMP, WebP, AVIF, TIFF, SVG, TGA, PCX, DDS image formats
Audio format support: MP3 (with Xing/LAME/VBRI), FLAC, WAV, OGG, Opus, MIDI, AIFF, AAC
Video codec analysis: H.264, H.265, VP8, VP9, AV1 with SPS parsing
Archive inspection: ZIP, TAR, RAR, 7z, ARJ, LZH, CAB, and 40+ archive formats
Executable analysis: PE, ELF, Mach-O, APK, Java .class files
Disassembly support: x86, ARM, Java bytecode, MSIL, PowerPC, Dalvik, 6502, Z80, M68K
Embedded image preview and extraction
Metadata field editing and export