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  • GNUstep
  • www.gnustep.org
  • A GNU project to write a completely OpenStep compatible programming environment based on Objective-C, with intentions to also maintain Mac OS X compatibility.
4.1
(si*)
>40
7
  • leJOS
  • www.lejos.org
  • Tiny Java OS for Lego RCX brick. Like its predecessor TinyVM, has tiny Java runtime, under 32K; works as replacement firmware for Lego; Hitachi H8300 processor. To be ported to more small devices. [Open Source, Mozilla]
3.9
(si*)
-
5
  • Trion Development Portal
  • trion.sourceforge.net
  • Goal: create modern 32/64-bit OS, based on ideas of object-orientation, nanokernel; coded in C++, C and Assembly where needed. Open source, BSD.
3.7
(si*)
-
2
  • ROME
  • rome.sourceforge.net
  • Lightweight, very modular component-based, multitasking, embedded OS; developed, used for many research projects. Goal: manage fast data streams in multimedia environments; for speed and low overhead has zero copy architecture: passes pointer references to data instead of copying it. [Open Source, GPL]
3.7
(si*)
-
2
  • JX Ltd.
  • www.jxos.org
  • Makes JX OS: set of Java components executes on core doing system initialization, CPU context switching, low-level domain management; code organized as components loaded into domains, verified, translated to native code; protection based on type safety of intermediate (byte)code. Open Source.
3.4
(si*)
-
4
  • AtomsNet
  • atoms.sourceforge.net
  • Modular object-oriented application to index files across networks. Has plug-in type data retrieval system, webserver, peer-to-peer connections for network-wide information gathering, retrieval; has features of OSs, database management systems, distributed networking. Open Source, GPL.
3.3
(si*)
-
0
  • O3ONE
  • www.o3one.org
  • Object-oriented OS uses best parts of VMS, Unix, Windows NT. Almost everything in kernel is an object (threads, processes, devices, files, event flags, more) to which one can assign logical names. [Open Source]
3.2
(si*)
-
2
  • Trinary
  • www.mithrill.org
  • Modern object-orientated microkernel, focus: flexibility and functionality, instead of speed and compatibility. Coded in C. Description, downloads. [Open Source, GPL]
2.9
(si*)
-
0