140

.140140-character text file

De facto standard · 2006

Developer
De facto standard
Category
Documents
MIME Type
text/plain
First Released
2006
Open Format
Yes
File Signature
N/A (Plain Text)
At a Glance
.140
140-character text file

A .140 file is a simple plain text document designed to hold entries strictly limited to 140 characters each.

Reviewed on May 1, 2026
Compression
Plain text
Transparency
Yes
Editability
High
Best for
Character-limited text

Key Features

  • Strict 140-character limit per entry
  • Plain text, human-readable format
  • Simple sequential data organization
  • Universally compatible with text editors

Best For

  • Archiving microblog content
  • Maintaining concise log entries
  • Simple note-taking applications
  • Data transfer with strict field length

Less Ideal For

  • Storing rich media content
  • Complex structured data
  • Long-form documents
  • Applications requiring binary data formats

Common Use Cases

  • Storing short status updates or tweets
  • Logging brief event descriptions
  • Creating simple message boards or note collections
  • Data entry with character constraints

How to Open It

  1. Open with any text editor (e.g., Notepad on Windows, TextEdit on macOS, gedit on Linux).
  2. Use programming languages like Python or JavaScript to read and process line by line.
  3. Import into spreadsheet software if columns are delimited, though character limits should be managed.
  4. Some specialized journaling or microblogging archive tools might recognize this format.

What is a .140 file?

The .140 file extension is typically used for text files that are deliberately limited to 140 characters per entry or line. This format originated from the early days of microblogging and text-based communication where character limits were common for brevity and efficiency. Each line or distinct block of text within the file adheres to this strict length constraint. It's a simple, human-readable format that doesn't require specialized software to view or edit, making it accessible for a wide range of users. These files are essentially plain text documents, making them easy to integrate with various text processing tools and scripting languages.

Programs That Open .140 Files

PlatformProgram
WindowsNotepadFreeOfficial
Notepad++Free
macOSTextEditFreeOfficial
LinuxgeditFree
NanoFree
AndroidQuickEdit Text EditorFree
iOSTextasticPaid
Web BrowserGoogle DocsFree

How to Convert .140 Files

FormatMethod
.TXTSave As in text editor
.CSVManual formatting in text editor, Scripting

Common Problems with .140 Files

⚠️ Content exceeds 140 characters
Either truncate the content or use a different file format that supports longer entries.

Frequently Asked Questions

Is there any special software needed to open .140 files?

No, .140 files are plain text and can be opened by any standard text editor on any operating system.

Technical Details

.140 files are plain text, meaning they consist of ASCII or UTF-8 encoded characters. There is no complex internal structure; data is organized sequentially, with lines representing individual entries. The primary technical characteristic is the enforced character limit per line or entry, often managed by the application that creates or reads the file. File signatures are generally absent as it's a standard text file.

Did You Know?

The 140-character limit is famously associated with early Twitter.
This format is purely a convention, not a technically defined standard with a specification.

Security Information

As plain text files, .140 files pose minimal security risks. However, always be cautious when opening files from unknown sources, as they could potentially contain malicious links or instructions if they were generated by a compromised system.

Related Extensions