OSHI

Oshi is a free JNA-based (native) operating system information library for Java. It doesn't require any additional native DLLs and aims to provide a cross-platform implementation to retrieve system information, such as version, memory, CPU, disk, etc.

Download

• Oshi 1.1

Where are we?

Oshi is a very young project. We'd like you to contribute a *nix port. Read the project intro.

Current supported platform

• Windows
• Linux
• Mac OS-X

Current supported feature

Operating Systems

• Manufacturer

  • GNU/Linux
  • Microsoft
  • Apple

• Family

  • Mac OS X
  • Windows
  • Linux Distribution (Fedora, Ubuntu, ...)

• Version

  • Version number
  • Codename
  • Build

Hardware

• How much physical RAM
• How much available RAM
• How many CPUs (core * thread)
• CPU load % (OSX and Linux)

Sample Output

Here's sample tests output:

For Windows:

Microsoft Windows 7
2 CPU(s):
 Intel(R) Core(TM)2 Duo CPU T7300  @ 2.00GHz
 Intel(R) Core(TM)2 Duo CPU T7300  @ 2.00GHz
Memory: 532.1 MB/2.0 GB
CPU load: 70.59%

For Linux:

GNU/Linux Fedora 20 (Heisenbug)
8 CPU(s):
 Intel(R) Core(TM) i7-3720QM CPU @ 2.60GHz
 Intel(R) Core(TM) i7-3720QM CPU @ 2.60GHz
 Intel(R) Core(TM) i7-3720QM CPU @ 2.60GHz
 Intel(R) Core(TM) i7-3720QM CPU @ 2.60GHz
 Intel(R) Core(TM) i7-3720QM CPU @ 2.60GHz
 Intel(R) Core(TM) i7-3720QM CPU @ 2.60GHz
 Intel(R) Core(TM) i7-3720QM CPU @ 2.60GHz
 Intel(R) Core(TM) i7-3720QM CPU @ 2.60GHz
Memory: 21.0 GB/31.0 GB
CPU load: 70.59%

For Mac OS X:

Apple Mac OS X 10.9.5 (Mavericks) build 13F34
4 CPU(s):
 Intel(R) Core(TM) i7-2677M CPU @ 1.80GHz
 Intel(R) Core(TM) i7-2677M CPU @ 1.80GHz
 Intel(R) Core(TM) i7-2677M CPU @ 1.80GHz
 Intel(R) Core(TM) i7-2677M CPU @ 1.80GHz
Memory: 17.3 MB/4 GB
CPU load: 70.59%

How is this different from ...

• Sigar: Sigar is GPL. Oshi is distributed under the MIT license. Oshi also uses JNA and doesn't require a native DLL to be installed.

License

This project is licensed under the Eclipse Public License 1.0.