50 MB RTF sample

An RTF file of exactly 52,428,800 bytes. It is a valid Rich Text Format file, generated by this site. Compare its checksum and test it with the parser used by your application. Use it wherever you need a 50 MB sample, test or dummy RTF file.

sample-rtf-50mb.rtf

50 MB52,428,800 bytes

Download 50 MB RTF

Created in your browser and, in browsers that can stream to disk, sent straight to your downloads list; this can take a minute. No sign-up.

Type: application/rtf
SHA-256: a534aad11344deae624d457c108dd3d908ecd3df6dab731d7287e971aad1bfde
Delivery: Created in your browser from static generator assets (how it works).

What is in this file

A Rich Text Format document with a title and 146,100 sections of bold headings and body text in Helvetica. An ignorable destination group ({\*\fixturepad}), which word processors skip, brings the file to the exact size.

Sections	146,100
Character set	ANSI, code page 1252
Fonts	Helvetica
Images	None
Encoding	UTF-8 (ASCII characters only)

How the file begins

The opening lines of sample-rtf-50mb.rtf, exactly as they appear in the file.

00000000  7b 5c 72 74 66 31 5c 61  6e 73 69 5c 61 6e 73 69 |{\rtf1\ansi\ansi|
00000010  63 70 67 31 32 35 32 5c  64 65 66 66 30 7b 5c 66 |cpg1252\deff0{\f|
00000020  6f 6e 74 74 62 6c 7b 5c  66 30 5c 66 73 77 69 73 |onttbl{\f0\fswis|
00000030  73 20 48 65 6c 76 65 74  69 63 61 3b 7d 7d 5c 66 |s Helvetica;}}\f|

Preview

Creates the file in your browser and shows the first 64 KB of it.

Where 50 MB matters

A 52,428,800-byte file: exactly the size at which Git hosting on GitHub starts warning about large files, and about the limit for a zipped AWS Lambda package uploaded directly.

All 50 MB sample files

Use this file for

Finding the first upload limit in a new stack
Verifying upload filters that allow or block RTF
Testing legacy document import

Testing notes for RTF

Two MIME types are in use, application/rtf and text/rtf, and allow-lists should recognise both.
RTF readers must skip groups they do not understand; a parser that fails on unknown control words is not conformant.

RTF format reference

Technical details

File name	sample-rtf-50mb.rtf
Format	RTF (Rich Text Format)
Extension	.rtf
MIME type	application/rtf
Size	52,428,800 bytes (50 MB)
Kind	Text
Signature	7B 5C 72 74 66 31
SHA-256	a534aad11344deae624d457c108dd3d908ecd3df6dab731d7287e971aad1bfde
Created	2026-10-23
Validation	See the listed size and SHA-256. Small downloads are checked in the browser; verify streamed downloads manually. A hash match does not prove parser compatibility.
Preview	Available on this page
Source	Generated in your browser by this site's generator; not copied from elsewhere
Licence	Free to use, modify and redistribute (terms)
Category	Documents

Check the stated structure and checksum against your application requirements. As with any download, scan the file with your own security tools before opening it. How files are made and checked

Verify your copy

This file is created in your browser, so it has no direct URL for curl or wget. The generator is designed to produce reproducible bytes. After saving, compare the checksum with the SHA-256 value above.

sha256sum sample-rtf-50mb.rtf     # Linux
shasum -a 256 sample-rtf-50mb.rtf # macOS

On Windows, run Get-FileHash sample-rtf-50mb.rtf -Algorithm SHA256 in PowerShell. For scripts and pipelines, save the file once and keep your own copy.

Related files

Questions about this file

Is this file exactly 50 MB?: Yes. It is 52,428,800 bytes, which is 50 MB in the binary units that operating systems and server limits use (1 KB = 1,024 bytes).
What is inside the 50 MB RTF file?: A Rich Text Format document with a title and 146,100 sections of bold headings and body text in Helvetica. An ignorable destination group ({\*\fixturepad}), which word processors skip, brings the file to the exact size.
Do the RTF samples contain embedded objects?: No. They contain only formatted text: bold headings and paragraphs in a single font.

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