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HardwareAlternative to LogisimAlternative to Multisim DigitalAlternative to Proteus

Digital

An easy-to-use digital logic designer and circuit simulator written in Java.

View on GitHub
LicenseGPL-3.0
GitHub stars5.8k
Last commit1 weeks ago
Tags6 topics
HardwareVhdl Verilog ExportFpga SynthesisDigital Logic SimCpu DesignJava
Overview

Why consider Digital?

Digital is an open-source digital logic simulator and circuit designer written in Java by H. Neemann. Designed for computer architecture education, it simulates custom CPUs, RAM, ROM, ALU arithmetic, and automatically exports schematics to Verilog/VHDL for FPGA synthesis.

Guided learning

Learn Digital by building

Practical setup notes, real use cases, and copy-ready examples in one focused guide.

1 min read 2 sections
In this guide2 sections

Overview of Digital

Digital verifies processor architectures with cycle-accurate timing analysis, truth table generators, and hardware testing rigs.

Installation

bash
1java -jar Digital.jar

Digital is licensed under the GNU General Public License v3.0 (GPL-3.0).

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Digital FAQs

Digital is listed as a Hardware tool on TiloBox. Review the overview, features, and official documentation on this page to decide whether it solves your specific workflow.

Start with the project's GitHub repository for supported installation and deployment instructions. Test the setup with representative data or a small project before rolling it out more widely.

Digital is listed under the GPL-3.0 license. Read the complete license text and the project's notices before using, modifying, or distributing the software.

Production readiness depends on your requirements. Review maintenance activity, security practices, documentation, backup and upgrade procedures, and compatibility with your stack; then validate it in a non-production environment.

Digital is listed as an alternative to Logisim. Compare the core workflow, deployment model, integrations, and licensing against your must-have requirements before switching.