Free OrCAD (All Products) Alternatives

The best free alternative to OrCAD (All Products) is KiCad, which is also Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to OrCAD (All Products) and many of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to OrCAD (All Products) are QUCS, LibrePCB, EasyEDA and LTspice.

OrCAD (All Products) alternatives are mainly Circuit Simulators but may also be Electronic Design Automation Tools or CAD Software. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of OrCAD (All Products).

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OrCAD (All Products)

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The Cadence OrCAD product line provides affordable, high-performance PCB design tools that boost productivity for smaller...

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KiCad
Is this is a good alternative?
Yes
No
Free • Open Source
Electronic Design Automation Tool
CAD Software
Mac
Windows
Linux
Flathub
54 KiCad alternatives
KiCad is an open source software suite for electronic design automation (EDA) - designing schematics of electronic circuits and printed circuit boards (PCB). KiCad is developed by Jean-Pierre Charras. And features an integrated environment between schematic capture, bill of...
- - KiCad is the most popular Windows, Mac & Linux alternative to OrCAD (All Products).
- - KiCad is the most popular Open Source & free alternative to OrCAD (All Products).
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KiCad Features
1. LightweightKiCad consumes less device resources compared to similar apps.
2. PortableKiCad can be used from a USB stick or similar with no prior installation.
Multiplatform
3D Renderer
Wast library
3d sketching
Opinions about KiCad as a Alternative to OrCAD (All Products)
Most users think KiCad is a great OrCAD (All Products) alternative.
QUCS
Is this is a good alternative?
Yes
No
Free • Open Source
Circuit Simulator
Electronic Design Automation Tool
Mac
Windows
Linux
37 QUCS alternatives
The Quite Universal Circuit Simulator (QUCS) is an integrated circuit simulator allowing the simulation and graphical presentation of results of large-signal, small-signal and noise behavior in circuits.
QUCS has no features, suggest some!
LibrePCB
Is this is a good alternative?
Yes
No
Free • Open Source
Electronic Design Automation Tool
CAD Software
Mac
Windows
Linux
Flathub
47 LibrePCB alternatives
LibrePCB is a free EDA software to develop printed circuit boards. It’s currently under heavy development to bring out first stable releases as soon as possible.
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LibrePCB Features
3d sketching
EasyEDA
Is this is a good alternative?
Yes
No
Free • Proprietary
Circuit Simulator
Electronic Design Automation Tool
Circuit Designer
Mac
Windows
Linux
Online
50 EasyEDA alternatives
EasyEDA - Web-based and desktop EDA suite; runs in browser, Windows, Mac, or Linux. Schematic capture, Ngspice based simulation, PCB layout, custom PCB manufacturing, for electronic engineers, educators, students and hobbyists.
- - EasyEDA is the most popular Web-based alternative to OrCAD (All Products).
EasyEDA has no features, suggest some!
LTspice
Is this is a good alternative?
Yes
No
Free • Proprietary
Circuit Simulator
Electronic Design Automation Tool
Mac
Windows
36 LTspice alternatives
LTspice IV is a high performance Spice III simulator, schematic capture and waveform viewer with enhancements and models for easing the simulation of switching regulators.
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LTspice Features
Electron valves
gEDA Project
Is this is a good alternative?
Yes
No
Free • Open Source
Circuit Simulator
Electronic Design Automation Tool
CAD Software
Mac
Linux
52 gEDA Project alternatives
The gEDA project has produced and continues working on a full GPL'd suite and toolkit of Electronic Design Automation tools. These tools are used for electrical circuit design, schematic capture, simulation, prototyping, and production.
gEDA Project has no features, suggest some!
Solve Elec
Is this is a good alternative?
Yes
No
Free • Proprietary
Circuit Simulator
Electronic Design Automation Tool
Mac
Windows
35 Solve Elec alternatives
Solve Elec is a free educational program to draw and analyze electrical circuits.
Solve Elec has no features, suggest some!
Micro-Cap
Is this is a good alternative?
Yes
No
Free • Proprietary
Circuit Simulator
Circuit Designer
Windows
46 Micro-Cap alternatives
Integrated schematic editor and simulator. Dynamic analysis updates waveforms and curves as you edit Native digital simulator Worst Case analysis to find the statistical and extreme limits of performance Smoke Analysis to assess how close the circuit is to violating maximum opera.
Micro-Cap has no features, suggest some!
DesignSpark PCB
Is this is a good alternative?
Yes
No
Free • Proprietary
Windows
39 DesignSpark PCB alternatives
The World’s Most Powerful Free Schematic and PCB Layout.
DesignSpark PCB has no features, suggest some!
Ngspice
Is this is a good alternative?
Yes
No
Free • Open Source
Circuit Simulator
Electronic Design Automation Tool
Mac
Windows
Linux
38 Ngspice alternatives
Ngspice is a mixed-level/mixed-signal circuit simulator. Its code is based on three open source software packages: Spice3f5, Cider1b1 and Xspice. Ngspice is part of gEDA project, a full GPL'd suite of Electronic Design Automation tools.
Ngspice has no features, suggest some!
Oregano
Is this is a good alternative?
Yes
No
Free • Open Source
Circuit Simulator
Electronic Design Automation Tool
Linux
35 Oregano alternatives
oregano - An electrical engineering tool for GNOME

oregano is an application for schematic capture and simulation of electronic circuits. The actual simulation is performed by Berkeley Spice, or GNUcap or the new generation ngspice which is required for simulation, but not neces.
Oregano has no features, suggest some!
Discontinued
The last version is from December 2015.
Circuit Diagram
Is this is a good alternative?
Yes
No
Free • Open Source
Circuit Designer
Windows
Online
31 Circuit Diagram alternatives
Circuit Diagram is a free application for making electronic circuit diagrams and exporting them as images. Design circuits online in your browser or using the desktop application.
Circuit Diagram has no features, suggest some!

12 of 22 OrCAD (All Products) alternatives

Free OrCAD (All Products) Alternatives

KiCad Features

Opinions about KiCad as a Alternative to OrCAD (All Products)

LibrePCB Features

LTspice Features