Online TrID file identifier
Online version of TrID. Can recognize over 3000 different filetypes.
PEiD detects most common packers, cryptors and compilers for PE (Windows EXE) files. It can currently detect more than 600 different signatures in PE files.
File Extensions Websites
File Extension Seeker - Metasearch engine for file extensions.
Quickly make complex queries across various file extensions sites.
FILExt - The File Extension Source.
FILExt.com is the file extension source. Here you'll find a
collection of file extensions; many linked to the programs that
created the files, as well as much related information.
FileInfo.com - The definitive resource for file extension information.
FileInfo.com contains a searchable database of thousands of file extensions with detailed information about the associated file types. Each entry contains information about the file format, a description of the file, and the program or programs that can open the file.
File Extensions - The Source for File Extensions information
Find file extension details here including easy-to-understand descriptions and associated applications.
Search by extension, view common and most visited extensions, and click to extension categories
including audio and music files, game files, system files and text files.
DotWhat - The leading File Extension resource
A site dedicated to providing detailed information on file extensions.
Filesuffix.com - Filename Extension Database
Filesuffix.com is a daily updated filename extension database.
File Extension Library
A compilation of over 15000 known file extensions..
Brian Cryer's List of File Types
This list of file types sets out to answer the common question 'What is a file of type .x?'
File Formats Websites
Wotsit.org - The programmer's file and data format resource.
This site contains information on hundreds of different file types, data types, hardware interface details and all sorts of other useful programming information; algorithms, source code, specifications, etc.
Categorized lists of file formats from the free encyclopedia.
FileFormat.info - The Digital Rosetta Stone
Digital Preservation (Library of Congress)
The Digital Formats Web site provides information about digital content formats.
Xentax - Game File Format Central
This wiki is the home of the most game (archive) file format knowledge in the world.
Daubnet - File Format Specifications
Description of various graphics file formats.
File Formats Converters
Zamzar - Free online file conversion
Zamzar supports conversion between a wide variety of different file formats.
Media Convert - Free and online
Document, Compressed archive, sound and video converter.
Convert Ringtones - Free online ringtone converter
Supports more than 20 ringtone formats and more than 3000 mobile phones from all parts of the world (SMAF MMF, MIDI, SP-MIDI, Nokia, Sagem, Motorola, WAVE, MP3, AMR, IMelody, eMelody, AAC, etc.).
DOCX Convert Office 2007 - Convert Docx File for Free...
Do a quick online conversion of your file for free! It's fast, easy and quick!
iaza - Convert & edit images online!
iaza is an image conversion web service. It provides a number of useful and cool image conversion tools for simply transforming and manipulating images of various kinds.
WinHex - Computer Forensics & Data Recovery Software,
Hex Editor & Disk Editor
WinHex is in its core a universal hexadecimal editor, particularly helpful in the realm of computer forensics, data recovery, low-level data processing, and IT security.
Filesig.co.uk - Forensic Computing Resource...
Filesig.co.uk is a Forensic Computing resource geared towards the development of forensic software.
Filesig.co.uk also aims to improve techniques in researching, identifying and recovering file data with the forensic computer examiner in mind.
DEFT Linux - Digital Evidence and Forensic Toolkit
A Computer Forensics Live CD. It is a very easy to use system that includes
an excellent hardware detection and the best open source applications dedicated to incident response
and computer forensics.
A Creative Commons-licensed wiki devoted to information about digital forensics.