Key Facts
- Category
- Utilities
- Input Types
- text, number
- Output Type
- text
- Sample Coverage
- 4
- API Ready
- Yes
Overview
The File Extension Finder is a quick utility designed to help you identify specific file formats by searching through their names or descriptions. Simply enter a keyword to retrieve a list of associated file extensions and their corresponding file types.
When to Use
- •When you encounter an unknown file suffix and need to identify its associated format.
- •When you are looking for common file extensions related to a specific category like images, audio, or archives.
- •When you need to verify the correct extension for a specific software file type.
How It Works
- •Enter a descriptive keyword or file type name into the search query field.
- •Adjust the max results setting if you want to limit the number of returned matches.
- •Submit your request to view a list of matching file extensions and their descriptions.
Use Cases
Identifying unknown file suffixes found in email attachments or downloads.
Quickly finding the correct format for exporting data from professional software.
Learning about different file types within a specific category like compressed archives or vector graphics.
Examples
1. Identifying Image Formats
Graphic Designer- Background
- A designer received a file with an unfamiliar suffix and needed to know if it was a standard image format.
- Problem
- Unsure if the file was compatible with their editing software.
- How to Use
- Entered 'image' into the search query to see a list of common image extensions.
- Example Config
-
query: 'image', maxResults: 10 - Outcome
- The tool returned a list including .jpg, .png, .tiff, and .webp, confirming the file type.
2. Finding Compressed Archive Extensions
IT Support Specialist- Background
- An IT specialist needed to list common archive formats to update a security policy.
- Problem
- Needed a quick reference for standard compression file extensions.
- How to Use
- Searched for 'compressed' to generate a list of archive formats.
- Example Config
-
query: 'compressed', maxResults: 5 - Outcome
- The tool provided a list of common archive extensions like .zip, .rar, .7z, and .tar.
Try with Samples
utilitiesLog Files with Sensitive Data
Sample log files containing various types of PII (Personally Identifiable Information) for testing PII detection and log redaction tools
task format
Whitespace Normalization Samples
Sample text files with various whitespace issues for testing normalization tools
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Chinese-English Mixed Text Samples
Sample text files with mixed Chinese and English content for testing automatic spacing tools
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Video Samples
Sample video files in different formats and orientations
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FAQ
Can I search by the extension itself?
Yes, you can enter an extension like 'jpg' to see its description and related information.
How many results can I see at once?
You can configure the tool to return between 1 and 50 results per search.
Is this tool free to use?
Yes, the File Extension Finder is a free utility available for all users.
Does it support complex file descriptions?
Yes, the search engine scans both common names and technical descriptions for file formats.
Do I need to install any software?
No, this is a web-based utility that runs directly in your browser.