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View a MDE file online, free

Open and read .MDE files online. View source, logs and text with syntax highlighting, search and line numbers, free.

Drop your .MDE file here

Opens your .MDE file right here.

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Up to 50 MB · 160+ text and code extensions
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What you get for a .MDE file

We don't have a dedicated viewer for this format, so we identify and inspect it instead — honestly, only what can be read from the file.

01

Drop your .MDE file

Choose it or drag it in. It's read right here in your browser.

02

We identify it

We read the magic bytes to tell what the file really is, its MIME type, and whether the name matches the contents.

03

See the details

Any metadata we can extract (dimensions, EXIF/GPS, document author and dates), a hex view, plus readable text and strings found inside.

What is a .MDE file?

Plain text that programs, servers and people write every day.

An MDE file is a Compiled Access Add-in File developed by Microsoft. It functions as a plugin file containing data that extends the capabilities of database applications. These files are typically opened using Microsoft Access, Microsoft Excel, and various Microsoft Office suites including Office 365.

Programs that open .MDE files

Windows
Microsoft Access, MDB Viewer Plus, Microsoft Access Runtime
.MDE format details
Full nameMicrosoft Access Compiled (MDE) Database
DeveloperMicrosoft
First released1997 (Access 97 — 'Make MDE File' feature)
CategoryText & Code
MIME typeapplication/x-msaccess
Signature00 01 00 00 53 74 61 6E 64 61 72 64 20 4A 65 74 20 44 42 "Standard Jet DB" at offset 4 (after 00 01 00 00) - same header as .mdb

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Every viewer is free to use.

Frequently asked questions

Is my .MDE file uploaded anywhere?

No. The file is read and highlighted for you.

Why do some characters look wrong (é, ł)?

That usually means the file was saved in one encoding and opened in another. We detect UTF-8, UTF-16 and the Windows-1250/1252 code pages automatically and show which one was used.

Can it handle huge log files?

Yes, up to 50 MB. Only the lines on screen are drawn, so scrolling stays smooth. Syntax colours are switched off for files over 1.5 MB to keep things fast.

How do the log level filters work?

We find levels like ERROR, WARN, INFO and DEBUG on each line. Lines without a level, such as stack traces, stay with the entry above them, so filtering to errors keeps the full trace.

Can I edit the file?

This is a viewer. To change code, download it or copy it into your editor. Converting encodings and line endings is planned.

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