19
GPSoftware
3,030
Shareware
Directory Opus is a file manager and Explorer replacement for Windows.
1
Gary Harris
83
Open source
ADF Opus is a file management tool for ADF files and hardfiles.
Faculty of Electrical Engineering, Ljubljana, Slovenia
34
Freeware
Provides a circuit simulator especially suited for optimization loops.
flugwerkzeuge
208
Freeware
Professional music notation software.
69
Digital Workshop
126
Shareware
A visual development tool for developing HTML5, Flash, and Windows applications.
19
Guthrie CAD/GIS Software Pty Ltd.
1,504
Shareware
CAD Viewer lets you view, print and convert CAD files.
1
Benzsoft Corporation
607
Shareware
It converts among the three popular CAD drawings’ formats: DXF, DWG, and DWF.
5
zxt2007.com
3,578
Freeware
A compact Free AutoCAD viewer for the non-CAD user.
37
Weresc
1,546
Freeware
A powerful 2D vector editor for Windows, including basic Visio functionality.
13
ashampoo GmbH & Co. KG
1,565
Shareware
Create plans for construction projects using innovative tools.
8
RED CAD GmbH
29
Freeware
The easiest way of drawing professional electrical installation plans.
2
Bruker Optik GmbH
11
Freeware
OPUS Viewer is a free program that can open all kinds of Bruker's OPUS files.
1
Digital Workshop
75
Freeware
Opus Plexus Plugin provide the full functionality of Opus Pro in a browser.
10
zisun software
329
Freeware
Opus MP3 Converter enables you convert Opus to MP3 Audio.
2
Faculty of Electrical Engineering
119
Freeware
SPICE OPUS is a free general purpose circuit simulator.
Illustrate
25
Freeware
Provides support for the OPUS lossy audio coding format.
OFX Simulation
32
Commercial
OFX Africa enhanced is the first opus of a long African development project.
150
avdshare.com
414
Shareware
Convert APE, FLAC, MP3, WMA, OPUS, WAV, OGG, AIFF, M4A, DTS, AIFF, DSS, AAC, AC3.
4
Kubotek USA
25
Shareware
KeyCreator Direct CAD Software is the world leader in 3D Direct CAD software.
6
Altium Limited
18
Freeware
P-CAD 2004 Libraries is part of the P-CAD 2004 Service Pack 4.
