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HelenOS
open-in-new
<p>HelenOS is an <a href="/facts/Operating_system/8XTuvMh2">operating system</a> based on a multiserver <a href="/facts/Microkernel/wsaWtYCU">microkernel</a> design. The <a href="/facts/Source_code/o9J6Jv23">source code</a> of HelenOS is written in <a href="/facts/C_/Ky2No763">C</a> and published under the <a href="/facts/BSD_licenses/XLtmLp5x">BSD-3-Clause</a> license. </p><p>The system is described as a “research development open-source operating system”. </p>