ModelSim Alternatives

HDL Simulator of System Verilog, Verilog, and VHDL for ASIC design and verification.

System Verilog, Verilog, VHDL, SystemC HDL Simulator for ASIC Design and Verification

RealityMAX is the most powerful free 3D design collaboration platform, 100% online. Cooperate remotely with your colleagues on 3D projects and easily share your work with clients. Create Web3D and AR experiences in a snap, without a line of code.

Visit website freemium $40.0 / Monthly (Pro with up to 500 GB of storage space)

System Verilog, Verilog. VHDL, SystemC, HDL simulator targeting ASIC and large FPGA designs.

All about General Public License (GPL) and Electronic Design Automation (EDA) software tools

Logisim is an educational tool for designing and simulating digital logic circuits.

Workforce management software for police & fire departments

Proteus PCB design combines the schematic capture and ARES PCB layout programs to provide a...

Animated electronic circuit simulator using ideal components to visualize voltage and current.

A simulator for digital circuits.

Dubsado is flexible — it gives you 5 (now 6!) ways to add new leads. Best of all, 5 ways are automated.

Sketch, simulate, and share your circuits, entirely in your browser -- no install required.

A Cross Platform and Open Source Electronics Design Automation Suite

Web-based employee scheduling software