Open-source licences
EEMENTOR Lab runs in your browser and is built on the open-source projects below. We thank their authors.
ngspice (circuit simulator)
Copyright © 1985–1994 The Regents of the University of California; © 2001–2025 the ngspice team. Licence: Modified BSD, with parts under LGPL v2 (KLU solver, numparam), MIT (sparse) and public domain (XSPICE). The engine is delivered as a separate, replaceable file, assets/spice.wasm.
Source: ngspice.sourceforge.io · build used: ngspice 45.2.
EEcircuit engine (ngspice for the browser)
Copyright © 2024 EElab.dev. Licence: MIT. Source and build recipe: github.com/eelab-dev/EEcircuit-engine.
AVR8js (ATmega328P emulator)
Copyright © Uri Shaked and contributors. Licence: MIT. Source: github.com/wokwi/avr8js.
Arduino AVR core (in the example programs)
The example programs (sketches/*.hex) are compiled with the Arduino AVR core, licence LGPL v2.1. Their sketch sources are published next to them (sketches/*.ino); the core's source is at github.com/arduino/ArduinoCore-avr. To receive the object files needed to relink the examples, contact shop@eementor.co.
"Arduino" is a trademark of Arduino SA. The UNO R3 board in EEMENTOR Lab is a generic Arduino-compatible board and is not affiliated with or endorsed by Arduino.