
ExtendsClass JSON Generator
Mockaroo
JSON Generator
MockTurtle.net
Multisim
LTspice
QUCS
EasyEDA
Proteus PCB design
KiCad
Pspice
Altium Designer
This free online tool allows to generate JSON dataset. You can generate multiple JSON files exported to a zip archive. No limits. No registration.
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Mockaroo - A realistic data generator to test your app
LTspice - LTspice® is a high performance SPICE simulation software, schematic capture and waveform viewer with enhancements and models for easing the simulation of analog circuits.
JSON Generator - Create mock and sample JSON using a powerful template syntax
QUCS - Qucs, briefly for Quite Universal Circuit Simulator, is an integrated circuit simulator which means you are able to setup a circuit with a graphical user interface (GUI) and simulate the large-signal, small-signal and noise behaviour of the circuit.
MockTurtle.net - Generate realistic random JSON data through a simple and intuitive GUI.
EasyEDA - EasyEDA - Web-based EDA suite; runs in browser.