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View a RDLC file online, free

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

Drop your .RDLC file here

Opens your .RDLC file right here.

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Up to 50 MB · 160+ text and code extensions
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How to open a code or text file online

Three steps, a few seconds, no software.

01

Open your .RDLC file

Drop it on the box, choose it from your device, or paste the text straight in.

02

View it instantly

Your .RDLC file opens neatly formatted with line numbers.

03

Search, copy or download

Search the text, jump to any line, then copy what you need or download a clean copy.

What is a .RDLC file?

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

An RDLC file is an XML report definition created by Microsoft Visual Studio for the ReportViewer control. It describes the layout of a report (tables, charts, and formatting) but does not embed data; the host application supplies data at runtime. Open or edit it with Visual Studio or the free Microsoft Report Builder.

Programs that open .RDLC files

Windows
Microsoft Visual Studio, Microsoft Report Builder, Notepad / VS Code
.RDLC format details
Full nameReport Definition Language Client-side
DeveloperMicrosoft Corporation
First released2005 (Visual Studio 2005 / ReportViewer controls)
CategoryText & Code
MIME typeapplication/octet-stream

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Every viewer is free to use.

Frequently asked questions

Is my .RDLC 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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