EDFbrowser

A free, opensource, multiplatform, universal viewer and toolbox intended for, but not limited to, timeseries storage files
like EEG, EMG, ECG, BioImpedance, etc.

Features

- Supported fileformats: EDF, EDF+, BDF, BDF+
- Nihon Kohden to EDF+ converter (including annotations)
- Emsa (*.PLG) to EDF+ converter (including annotations)
- ASCII to EDF/BDF converter
- Finometer (Beatscope) to EDF converter
- Bmeye Nexfin (FrameInspector) to EDF converter
- WAV to EDF converter
- reads Biosemi's trigger inputs from the BDF "Status" signal
- Annotation editor
- Header editor
- 1th to 8th order Butterworth, Chebyshev, Bessel and "moving average" filters
- Notchfilter with adjustable Q-factor
- Powerspectrum
- ECG Heart Rate detection (raw ECG waveform -> beats per minute)
  with possibility to export the RR-intervals (beat to beat)
- Averaging using triggers, events or annotations
- Supports montages
- Annotations/events export
- Annotations/events import
- File reducer/cropper/decimator
- Downsampling signals
- Precise measurements by using crosshairs
- Zoomfunction by drawing a rectangle with the mouse
- Shows signals from different files at the same time
- EDF/EDF+/BDF/BDF+ to ASCII converter
- EDF/EDF+/BDF/BDF+ compatibility checker
- EDF+D to EDF+C converter
- BDF(+) to EDF(+) converter
- Prints to a printer, image or PDF
- Combine several files and export it to one new EDF file
- Export a part of a file to a new file
- Reads from a streaming file (monitor)
- Available for Linux and Windows
 (the source can be compiled on Mac OS X)

More info

• The online manual
• The EDF format description
• The BDF+ format description
• The EDF(+) website
• The EDF group where you can ask questions about EDF(+)
• Some EDF files for testing purposes, with screenshots

Download

This is free software, it is experimental and available under the GPL License version 2.
Disclaimer:
Despite this software is intend to be usefull, there is no warranty, use this software at your own risk!
EDFbrowser may NOT be used in safety-critical applications, such as life-support medical systems.
The author is NOT responsible for any consequences. For research and educational purpose only.

Static binary compiled on OpenSUSE Linux 11.3 32-bit

• edfbrowser-1.42-1.i586-opensuse.rpm    (works also on newer versions of OpenSuse)

Static binary compiled on Ubuntu Linux 10.04.1 LTS desktop i386 32-bit

• edfbrowser-1.42-1.i386-ubuntu.deb    (works also on newer versions of Ubuntu)

Static binary compiled on Fedora 15 32-bit

• edfbrowser-1.42-1.i386-fedora.rpm    (works also on newer versions of Fedora)

Mac

      A binary is not available but the sourcecode can be compiled on the Mac.

Windows 2000/XP/Vista/7

• setup_edfbrowser_142.zip

The sourcecode

• edfbrowser_142_source.tar.gz

Version info

• version.txt

Older versions

• look here for older versions

Feedback to: teuniz@gmail.com

Take subscription at Freecode (formerly known as Freshmeat) if you want to receive a note when a new version becomes available.

Other EDF software

Some commandline format converters (without graphical user interface) for scripts or batchfiles.
Note that these converters are also in EDFbrowser.

• Nihon Kohden to EDF+ format converter
• EDF to ASCII format converter
• Emsa to EDF+ format converter

A very convenient open-source programming library for C/C++ programmers who want to implement EDF(+) and/or BDF(+).

• EDFlib