gem5
by gem5 · GitHub
The official repository for the gem5 computer-system architecture simulator.
⭐ Stars
2.7k
🍴 Forks
1.9k
📜 License
BSD-3-Clause
Commercial use OK📅 Created
2014
🔄 Last commit
3 days ago
🏷️ Category
architecture
💻 Language
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📈 Star history
2026-07-152026-07-21
📄 About
The official repository for the gem5 computer-system architecture simulator.
❓ Frequently asked questions
What is gem5?
The official repository for the gem5 computer-system architecture simulator.
Is gem5 open source?
gem5 is an open-source project. It is released under the BSD-3-Clause license.
Is gem5 free?
Yes. gem5 is free and open source — you can use, modify and self-host it.
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