Fritzing is described as 'Open-source tool supporting designers in prototyping, documenting circuits, sharing, and creating PCB layouts, empowering artists, researchers, and hobbyists' and is a very popular circuit simulator in the education & reference category. There are more than 50 alternatives to Fritzing for a variety of platforms, including Windows, Mac, Linux, Web-based and Flathub apps. The best Fritzing alternative is KiCad, which is both free and Open Source. Other great apps like Fritzing are Velxio, Square Sketch, Autodesk EAGLE and LibrePCB.
atopile is a language and toolchain to describe electronic circuit boards with code. By replacing the point and click schematic interface with code, we introduce software development workflows like reuse, validation and automation to the world of electronics.
United Kingdom
CircuitMaker is the best free PCB design software by Altium for Open Source Hardware Designers, Hackers, Makers, Students and Hobbyists. From the about page of the website:
Sketch, simulate, and share your circuits, entirely in your browser -- no install required. Easy schematic capture and powerful SPICE-like, mixed-mode circuit simulation helps EE students, electronics hobbyists, and electrical engineers design faster.
CRUMB is an immersive interactive 3D Circuit Simulator that can be used as a learning educational tool or a prototype workspace for electronic development.
Printed Circuit Board Design Made Easy: Professional-Grade PCB Design Software with Free Live Technical Support. PCB Artist Includes Features Such as Multi-Page Schematics and Netlist Import.
TinyCAD is an open source schematic capture program for MS Windows. Use TinyCAD to produce professional circuit diagrams and export net list information to PCB applications.
pcb-rnd is a free/open source, flexible, modular Printed Circuit Board editor for design of professional and hobby boards. It has a strong UNIX mind set.
PCB Elegance is a suite of circuit board design tools for Windows. Including schematic capture, board layout, and manufacturing file generation. First released in 1998, it was proprietary software until 2012, when it was released as open source software under the GPL.
