रीयल-टाइम प्रचालन तंत्रों की तुलना

मुक्त ज्ञानकोश विकिपीडिया से
नेविगेशन पर जाएँ खोज पर जाएँ

यहाँ सकाल प्रचालन तंत्रों (RTOS) की तुलना की गयी है। सकाल प्रचालन तंत्र (रीयल टाइम ऑपरेटिंग सिस्टम) उन प्रचालन तंत्रों को कहते हैं जो अलगा इनपुट आने के पहले ही वर्तमान इनपुट को प्रक्रमित कर देते हैं।

नाम लाइसेन्स स्रोत मॉडल लक्ष्य किए गए उपयोग स्टैटस प्लेटफॉर्म आधिकारिक  वेबसाइट
Abassi साँचा:proprietary closed embedded active AVR32, ATmega, ColdFire, Cortex-A53, Cortex-A9, Cortex-M0, Cortex-M3, Cortex-M4, MSP430, PIC32, TMS320C2000, 80251, 8051 www.code-time.com/products.html
AMOS साँचा:proprietary साँचा:dunno commercial closed 680x0, 683xx, x86 via emulation www.alphamicro.com
AMX RTOS साँचा:proprietary closed embedded active 680x0, 683xx, ARM, ColdFire, MIPS32, PowerPC www.kadak.com/rtos/rtos.htm
Apache Mynewt साँचा:free open embedded active ARM Cortex-M, MIPS32, Microchip PIC32, RISC-V mynewt.apache.org
Arm Mbed OS Apache 2.0 open source embedded active Cortex-M, Cortex-R, Cortex-A os.mbed.com
uKOS साँचा:free open source embedded active Cortex-M3-M4-M7-H7, 6833x, PIC, CSEM icyflex-1, STM32 www.ukos.ch
ARTOS (Locamation) साँचा:proprietary closed power-system automation active x86 www.locamation.com
ARTOS (Robotu) साँचा:proprietary साँचा:dunno embedded, robots defunct ARM9+ www.robotu.com/ARTOS/Welcome.html
Atomthreads साँचा:free open source embedded active AVR, STM8, ARM, MIPS atomthreads.com
AVIX साँचा:proprietary closed embedded active Atmel AT91SAM3(U/S), EFM32, NXP LPC1300-1700, ST Micro STM32, Texas Instruments LM3S, Toshiba TMPM330, Microchip PIC32MX-PIC24F-PIC24H-dsPIC30F-dsPIC33F www.avix-rt.com
BeRTOS साँचा:free open source embedded archived ARM, Cortex-M3, ARM ARM7TDMI, Atmel AVR, PowerPC (emu), x86 (emu), x86-64 (emu) www.bertos.org
BOOS Core साँचा:free open source embedded active ARMv5TEJ (TI AM18x), DSP (TI TMS320C64x) www.baigudin.software/boos/
BRTOS साँचा:free open source embedded active Freescale Kinetis (ARM Cortex-M4), Freescale Coldfire V1, Freescale HCS08, ST STM32F4xx (ARM Cortex-M4F), NXP LPC11xx (ARM Cortex-M0), NXP LPC176x (ARM Cortex-M3), Renesas RX600 (RX62N), Texas Instruments MSP430, Texas Instruments Stellaris LM3S8968 (ARM Cortex-M3), Texas Instruments Stellaris LM4F120H5QR (ARM Cortex-M4F), Atmel ATMEGA328/128 and Microchip PIC18 github.com/brtos/brtos
CapROS साँचा:free open source embedded active IA-32, ARM9 www.capros.org
ChibiOS/RT साँचा:partial open source embedded, small footprint active x86, ARM7, ARM9, Cortex-M0-M3-M4, PowerPC e200z, STM8, STM32, AVR, MSP430, ColdFire, H8S www.chibios.org/dokuwiki/doku.php, sourceforge.net/projects/chibios
ChorusOS साँचा:dunno साँचा:dunno साँचा:dunno defunct SPARC, x86, PowerPC docs.sun.com/app/docs/prod/chorus5
ChronOS साँचा:free open source research, general purpose active x86, ARM chronoslinux.org
CoActionOS (now Stratify OS) साँचा:free open source embedded discontinued ARM Cortex-M3, LPC17xx www.coactionos.com
cocoOS साँचा:free open source embedded active AVR, MSP430, STM32 www.cocoos.net
Concurrent CP/M,
became MP/M
साँचा:proprietary closed (meanwhile: open source) general purpose, industrial historic 8080, Z80, 8086 Digital Research
Concurrent DOS,
became Multiuser DOS
साँचा:proprietary closed general purpose, industrial defunct 8086, 286, 386, 68000, (also 8080/Z80 in dual-processor variants) Digital Research
Contiki साँचा:free open source embedded, WSN active MSP430, AVR, ARM www.contiki-os.org
COS साँचा:proprietary closed process control defunct GEC 4000 series साँचा:dunno
CooCox CoOS साँचा:free open source general purpose active STM32, NXP LPC1000, TI LM3S8962, Nuvoton NU1xx,Holtek HT32 www.coocox.org/CoOS.htm
Deos साँचा:proprietary closed safety critical active x86, PowerPC, MIPS www.ddci.com/products_deos.php
DioneOS साँचा:proprietary available for licensee embedded active MSP430, MSP430x www.elesoftrom.com.pl/en/os
distortos साँचा:free open source embedded active ARMv6-M architecture (ARM Cortex-M0, ARM Cortex-M0+, ARM Cortex-M1): STM32F0, STM32L0; ARMv7-M architecture (ARM Cortex-M3, ARM Cortex-M4(F), ARM Cortex-M7(F)): STM32F1, STM32F4, STM32F7, STM32L4 distortos.org
DNIX साँचा:proprietary closed general purpose defunct 68000 साँचा:dunno
dnx RTOS साँचा:free open source embedded (Unix-like) active ARM Cortex-M3, STM32 www.dnx-rtos.org
GEC DOS साँचा:proprietary closed process control defunct GEC 4000 series साँचा:dunno
DSOS साँचा:dunno साँचा:dunno साँचा:dunno defunct TI-980A minicomputer साँचा:dunno
DSP/BIOS साँचा:free closed, available with license general purpose maintenance only Mostly Texas Instruments C2800, C5500, C6000 and OMAP DSP cores. Replaced by TI-RTOS, but available for download. www.ti.com/tool/dspbios
DSPnano RTOS साँचा:partial open source MCU, DSC, DSP SoC active R8C, M16C, PIC24, dsPIC33 www.rowebots.com/products/dspnano
DuinOS साँचा:free open source general purpose active AVR (Arduino) code.google.com/p/duinos
eChronos AGPLv3 open source embedded active ARM Cortex-M3 - M7 https://web.archive.org/web/20190421081200/http://ts.data61.csiro.au/projects/TS/echronos/
eCos साँचा:free open source embedded active ARM-XScale-Cortex-M, CalmRISC, 680x0-ColdFire, fr30, FR-V, H8, IA-32, MIPS, MN10300, OpenRISC, PowerPC, SPARC, SuperH, V8xx ecos.sourceware.org
eCosPro साँचा:free open source with non-free portions embedded active ARM7-9, Cortex-A5-A9-M3-M4-M7, 680x0-ColdFire, H8-H8S, IA-32, MIPS32, MIPS64, microMIPS, NIOS II, OpenRISC, PowerPC, SPARC, SH4/4A, TILE-Gx, XScale www.ecoscentric.com/ecos/ecospro.shtml
embOS साँचा:proprietary closed, available to customers, free object code for non-commercial use embedded, industrial, IoT, safety critical active ARM7/9/11, ARM Cortex-A/R/M, AVR, AVR32, C16x, CR16C, ColdFire, H8, HCS12, M16C, M32C, MSP430, NIOS2, PIC18/24/32, R32C, R8C, RISC-V, RL78, RH850, RX100/200/600/700, RZ, SH2A, STM8, ST7, V850, 78K0, 8051 www.segger.com/embos.html
Embox साँचा:free open source embedded active ARM, LEON, MicroBlaze, MIPS, PowerPC, x86 github.com/embox/embox
Embkernel साँचा:free open source embedded active ARM Cortex M sourceforge.net/p/embkernel
ERIKA Enterprise साँचा:free open source embedded active ARM7, ARM Cortex-M, ARM Cortex-A (on Jailhouse hypervisor), Hitachi H8, Altera Nios2, Microchip dsPIC (including dsPIC30, dsPIC33, and PIC24), Microchip PIC32, ST Microelectronics ST10, Infineon C167, Infineon Tricore, Freescale PPC e200 (MPC 56xx) (including PPC e200 z0, z6, z7), Freescale S12XS, EnSilica eSi-RISC, AVR, Lattice Mico32, MSP430, Renesas RX200, x86-64 (on Jailhouse hypervisor) www.erika-enterprise.com
EUROS साँचा:proprietary closed embedded active 8/16/32 bit processors: among others AVR, 8051, XC800, 16FX, XC166, ARM, Cortex-M3, PowerPC, Nios II, MIPS32, PIC32 www.euros-embedded.com
EROS साँचा:free open source experimental
research use
dormant IA-32 www.eros-os.org
F9 microkernel साँचा:free open source embedded maintenance ARM Cortex-M3/M4 github.com/f9micro/f9-kernel
Femto OS साँचा:free open source embedded active AVR www.femtoos.org
Flexible Safety RTOS साँचा:proprietary closed, available to customers embedded, safety critical active ARM9, ARM Cortex-M, ARM Cortex-R, ARM Cortex-A, ColdFire, QorIQ, Infineon TriCore, Infineon AURIX www.embedded-office.com
FlexOS साँचा:proprietary closed general purpose, industrial, POS defunct 186, 286, 386, V60, V70, 68000 Digital Research, Novell
FreeOSEK साँचा:free open source embedded active Cortex-M4, MIPS, MSP430, SPARC LEON3 github.com/ciaa/Firmware
FreeRTOS साँचा:free open source embedded active ARM, AVR, AVR32, ColdFire, HCS12, IA-32, Cortex-M3-M4-M7, Infineon XMC4000, MicroBlaze, MSP430, PIC, PIC32, Renesas H8/S, RX100-200-600-700, 8052, STM32, TriCore, EFM32 www.freertos.org
Frosted साँचा:free open source embedded, POSIX compliant, unix-like active ARM Cortex-M github.com/insane-adding-machines/frosted
Fuchsia Varies open source embedded active AArch64, x86-64 fuchsia.googlesource.com
FunkOS साँचा:free open source embedded active AVR, MSP430, Cortex-M3 funkos.sourceforge.net
Fusion RTOS साँचा:free साँचा:dunno semi-general purpose active ARM, Blackfin, StarCore, DSP 56800E
FX-RTOS साँचा:proprietary source code provided embedded active ARMv6-M (Cortex-M0/M1), ARMv7-M (Cortex-M3), ARMv7-A (including Cortex A9 MPCore), x86, AVR32, PIC32, MIPS M4K, TI MSP430 rtos.eremex.com/products, fxrtos.ru
HeartOS साँचा:proprietary closed safety critical active x86, PowerPC, ARM www.ddci.com/products_heartos.php
Helium साँचा:free open source Embedded Active HCS08, AVR helium.sourceforge.net
HP-1000/RTE साँचा:dunno साँचा:dunno साँचा:dunno साँचा:dunno साँचा:dunno www.hp.com/products1/rte/tech_support/documentation
Hybridthreads साँचा:dunno open source FPGA active Xilinx Virtex-II Pro ML310, Xilinx Virtex-II Pro XUP hthreads.csce.uark.edu/wiki/About_Hthreads
hyperCOS साँचा:dunno free evaluation (not open source) embedded active ARM7, ARM9, Cortex-R, Cortex-M3, Cortex-M4F socware.net
IBM 4680 OS साँचा:proprietary closed general purpose, industrial, POS defunct 286 IBM (DR Concurrent DOS 286 derivative)
IBM 4690 OS साँचा:proprietary closed general purpose, industrial, POS active 286, 386 IBM (DR FlexOS 286/386 derivative)
Integrity साँचा:proprietary closed embedded active ARM, XScale, Blackfin, ColdFire, MIPS, PowerPC, x86 www.ghs.com/products/rtos/integrity.html
INtime साँचा:proprietary closed embedded active x86 www.tenasys.com/intime
IntrOS साँचा:free open source embedded, small footprint active ARM Cortex-M, STM8, AVR8 github.com/stateos/IntrOS
ITRON, µITRON साँचा:partial varies embedded active ARM, MIPS, x86, Renesas RX100-200-600-700-others www.tron.org, www.t-engine.org
ISIX साँचा:free open source embedded active Cortex-M3 bryndza.boff.pl/index.php?dz=rozne&id=isixrtos
iRTOS साँचा:free open source embedded active AVR, ARM7 irtos.sourceforge.net
KolibriOS साँचा:free open source embeddable active x86 www.kolibrios.org
Kithara RTS साँचा:proprietary closed general purpose, industrial active Windows extension, x86, x86-64, Windows XP-10 www.kithara.de
Lepton साँचा:free open source embeddable active ARM9 (ATMEL AT91SAM9261, AT91SAM9260), ARM7 (ATMEL AT91SAM7x, AT91SAM7SE, AT91M55800), CortexM3 (ST STM32F103, Texas Instrument Stellaris) et CortexM4 (Freescale Kinetis) github.com/lepton-distribution/lepton
LithOS साँचा:proprietary साँचा:dunno embedded, industrial active LEON2-3-4, x86 www.fentiss.com, www.xtratum.org
LxWin साँचा:proprietary closed MS Windows extension active x86 https://www.acontis.com/lxwin.html
LynxOS साँचा:proprietary source code available embedded active Motorola 68010, x86/IA-32, ARM, Freescale PowerPC, PowerPC 970, LEON www.lynuxworks.com/rtos
Maestro साँचा:proprietary closed embedded active ARMv7-A, ARMv8-A, PowerPC64, IA-32 www.hipperos.com/maestro
Mark3 साँचा:free open source embedded active, beta साँचा:dunno www.mark3os.com
MaRTE OS साँचा:free open source embedded active IA-32 marte.unican.es
MAX II,IV साँचा:proprietary साँचा:dunno साँचा:dunno साँचा:dunno MODCOMP II, IV, ... साँचा:dunno
MenuetOS साँचा:free open source साँचा:dunno active IA-32 www.menuetos.net
Menuet 64 साँचा:proprietary unknown साँचा:dunno active IA-32, x86-64 साँचा:dunno
MicroC/OS-II साँचा:proprietary Available under license embedded active ARM7-9-11/Cortex-M1-3-4-A8/9, AVR, HC11/12/S12, ColdFire, Blackfin, MicroBlaze, NIOS, 8051, x86, Win32, H8S, M16C, M32C, MIPS, 68000, PIC24-dsPIC33-PIC32, MSP430, PowerPC, SH, StarCore, Renesas RX100-200-600-700, RL; STM32, … micrium.com/rtos/ucosii/overview
MicroC/OS-III साँचा:proprietary Available under license embedded active ARM7-9-11/Cortex-M1-3-4-A8/9, AVR, HC11/12/S12, ColdFire, Blackfin, MicroBlaze, NIOS, 8051, x86, Win32, H8S, M16C, M32C, MIPS, 68000, PIC24/dsPIC33/PIC32, MSP430, PowerPC, SH, StarCore, Renesas RX100-200-600-700, RL; STM32, … micrium.com/rtos/ucosiii/overview
Milos साँचा:free open source embedded active Cortex-M3 www.milos.it
miosix साँचा:free open source embedded active stm32, efm32 e LPC2000 www.miosix.org
mipOS साँचा:proprietary open source embedded active Cortex-M3, ST7, STM8, x86 sites.google.com/site/eantcal/home/mipos
Microsoft Invisible Computing (MMLite) साँचा:proprietary open source embedded active ARM7-9, i386, h8, mips, Trimedia, eCog1 research.microsoft.com/invisible
mLithOS साँचा:proprietary साँचा:dunno embedded, industrial active LEON2-3-4, x86 www.fentiss.com, www.xtratum.org
MP/M साँचा:proprietary closed (meanwhile: open source) general purpose, industrial defunct 8080, Z80, 8086 Digital Research
MQX साँचा:proprietary complimentary source code available embedded active Freescale Power, ColdFire, Kinetis Cortex ARM, List of Freescale products www.freescale.com/mqx
MERT साँचा:dunno साँचा:dunno साँचा:dunno inactive PDP-11 साँचा:dunno
Multiuser DOS साँचा:proprietary closed general-purpose, industrial defunct 386 Digital Research/Novell, Concurrent Controls, Datapac, IMS (see REAL/32)
Nano-RK साँचा:partial open source embedded, WSN active AVR, MSP430 www.nanork.org
Neutrino साँचा:proprietary some source code provided microkernel active ARM, MIPS, PPC, SH, x86, XScale www.qnx.com/products/neutrino_rtos
NI Linux Real-Time साँचा:proprietary developed from open source data acquisition and process control active National Instruments CompactRIO controllers www.ni.com/white-paper/14627/en/
nOS साँचा:free open source embedded active AVR, MSP430, Cortex-M0-M3-M4, M16C, RX600, PIC24, Win32, POSIX, STM8 github.com/jimtremblay/nOS
Nucleus RTOS साँचा:proprietary source code provided embedded active ARM (Cortex-M3-M4-R4-R4F-A8-A9, ARM7-9-11), PowerPC, MIPS32-16e, microMIPS, ColdFire, SuperH www.mentor.com/embedded-software/nucleus
NUFR साँचा:free open source embedded active ARM (Cortex-M0,-M3,-M4), MSP430, MSP430X (16- and 20-bit models) ragingdist.org
Nut/OS साँचा:free open source embedded, industrial active AVR, AVR32, ARM7, ARM9, Cortex-M3 www.ethernut.de/en/firmware/nutos.html
NuttX साँचा:free open source embedded, small footprint active Linux user mode, ARM7-9, Cortex-A5-A8-A9-M0-M3-M4-M7, 8052, Espressif ESP32, Lattice LM32, Renesas MC16C/26/SH-1, RISC-V , Zilog Z16F, Zilog eZ80 Acclaim!, Zilog Z8Encore!, Z80, MIPS PIC32MX, PIC32MZ www.nuttx.org
OpenEPOS साँचा:proprietary open source embedded active ARM, x86, AVR, MIPS, PowerPC epos.lisha.ufsc.br
OS20 साँचा:proprietary closed embedded (STB) maintenance only ST20 साँचा:dunno
OS2000 साँचा:proprietary साँचा:dunno embedded active MIPS (Baget-MIPS variant), KOMDIV-32, KOMDIV-64, Intel BSPs (x86 architecture) www.niisi.ru/otd07.htm
OS21 साँचा:proprietary source code provided embedded (STB) active ST40/SH4,ST200,ARM साँचा:dunno
OS4000 साँचा:proprietary closed process control maintenance only GEC 4000 series साँचा:dunno
OpenRTOS साँचा:proprietary source code available embedded active Same as FreeRTOS www.highintegritysystems.com/rtos/openrtos
OSA साँचा:free open source embedded active PIC10-PIC24, AVR 8-bit, STM8 wiki.pic24.ru/doku.php/en/osa/ref/intro
OSE साँचा:proprietary available to customers general purpose active ARM, PowerPC, x86, TI OMAP, … www.enea.com/ose
OS-9 साँचा:proprietary available to customers embedded active ARM-strongARM, MIPS, PowerPC, SuperH, x86/Pentium, XSCALE, Motorola 6809, 680x0, SPARC www.microware.com
OSEK साँचा:partial specification embedded active engine control units www.osek-vdx.org (not working for a while), better refer to www.autosar.org
Partikle साँचा:proprietary साँचा:dunno embedded, industrial active LEON2-3-4, x86 www.fentiss.com, www.xtratum.org
Phar Lap ETS साँचा:dunno साँचा:dunno साँचा:dunno साँचा:dunno साँचा:dunno साँचा:dunno
PaulOS साँचा:free open source embedded साँचा:dunno साँचा:dunno paulos.2038bug.com
PICOS18 साँचा:free open source embedded साँचा:dunno PIC18 साँचा:dunno
picoOS साँचा:free open source embedded maintenance 6502, 80x86, ARM7, AVR, PowerPC,Cortex-M,MSP430,PIC32 picoos.sourceforge.net,github.com/AriZuu/picoos
Piko/RT साँचा:free open source embedded active ARM Cortex-M3/M4 github.com/pikort/pikoRT
Pharos साँचा:free open source embedded, industrial, safety critical active ARM (ARM926, Cortex-R5, Cortex-M4, Cortex-A53 - 64 bits), RISC-V (64 bits) (all with memory protection) sourceforge.net/projects/rtospharos/
Phoenix-RTOS साँचा:proprietary साँचा:dunno embedded साँचा:dunno ARM7, IA-32, eSI-RISC www.phoenix-rtos.org
PikeOS साँचा:proprietary available to customers certifiable safety & security, embedded virtualisation active PPC, x86, ARM, MIPS, SPARC-LEON, www.sysgo.com/pikeos
Portos साँचा:proprietary source code provided embedded, small footprint active (ARM soon) www.portos.org
POK साँचा:free open source embedded active x86, PowerPC, SPARC pok-kernel.github.io
PowerTV साँचा:proprietary साँचा:dunno साँचा:dunno साँचा:dunno साँचा:dunno www.powertv.com
Prex साँचा:free open source microkernel active ARM, IA-32 prex.sourceforge.net
Protothreads साँचा:free open source general purpose active Architecture independent dunkels.com/adam/pt/
pSOS साँचा:proprietary साँचा:dunno साँचा:dunno discontinued 680x0 साँचा:dunno
QNX साँचा:proprietary साँचा:dunno general purpose, medical devices active IA-32, MIPS, PowerPC, SH-4, ARM, StrongARM, XScale www.qnx.com
QP साँचा:partial dual MCU, DSC, DSP SoC active ARM7/9, ARM Cortex-M3-M0, MSP430, TMS320C28x, AVR, AVRXmega, ColdFire, 68HC08, M16C/R8C, H8, 8051, 80251, PIC18, PIC24/dsPIC33, Nios II, PSoC1 www.state-machine.com/qp
Quest साँचा:free open source embedded / mixed-criticality active x86 www.questos.org
Kaspersky OS साँचा:proprietary साँचा:dunno safety critical, virtualization active साँचा:dunno साँचा:dunno
Data General RDOS साँचा:proprietary साँचा:dunno general purpose defunct Data General Nova, Data General Eclipse साँचा:dunno
ReaGOS साँचा:proprietary closed, available with license embedded active x86, ATmega, ARM, portable www.reagos.com
REAL/32 साँचा:proprietary closed general-purpose, industrial active 386 IMS (Multiuser DOS derivative)
RedHawk Linux (RHEL, CentOS; Ubuntu compatible) साँचा:proprietary closed, available with license Hard Real-Time: server, workstation; embedded active x86, ARM www.concurrent-rt.com/products/redhawk-linux
Real-time Linux (CONFIG_RT_PREEMPT) साँचा:free open source general purpose active same as Linux www.osadl.org/Realtime-Linux.projects-realtime-linux.0.html, rt.wiki.kernel.org, wiki.linuxfoundation.org/realtime/start
REX OS साँचा:proprietary closed, available with license embedded inactive ARM ja:REX OS
RIOT साँचा:free open source embedded active ARM, MSP430, AVR, x86 www.riot-os.org
RMX साँचा:proprietary closed embedded defunct 8080, 8086, 80386 or higher www.tenasys.com/rmx
RODOS साँचा:free source code provided embedded active ARMv7 (M3, A8, A9), AVR32, PowerPC 405, sparc64

Platforms: SmartFusion2, RaspberryPi, STM32 On top of OS: Linux, Windows, MacOS, FreeRTOS, RTems

rodos download
RSX-11 साँचा:proprietary साँचा:dunno साँचा:dunno historic PDP-11 n/a
RT-11 साँचा:proprietary साँचा:dunno general purpose defunct PDP-11 n/a
RTAI साँचा:free open source general purpose active x86, ARM www.rtai.org
RTEMS साँचा:free open source embedded active ARM, Blackfin, ColdFire, TI C3x/C4x, H8/300, x86, 68k, Milkymist SoC, MIPS, Nios II, PowerPC, SuperH, SPARC, ERC32, LEON, Mongoose-V rtems.com
RTLinux साँचा:free open source general purpose inactive same as Linux n/a
RT-Thread साँचा:free open source embedded active ARM, ARM Cortex-M0-M3-R4-M4-M7, IA-32, AVR32, Blackfin, nios, PPC, M16C, MIPS (loongson-1b-1c, PIC32,xburst), MicroBlaze, V850, unicore32, code.google.com/p/rt-thread, www.rt-thread.org
RTXC Quadros साँचा:proprietary source available embedded active ARM - Atmel/Freescale/NXP/ST/TI, Blackfin, 680x0-ColdFire, PowerPC, StarCore, TI-Luminary Stellaris, TI OMAP, XScale www.quadros.com/products/operating-systems
RTX, RTX64 साँचा:proprietary closed MS Windows extension active x86, x86-64 www.intervalzero.com/rtx.htm
RTX Keil Real-Time Operating System साँचा:proprietary, royalty free source available embedded active ARM www.keil.com/arm/rl-arm/kernel.asp
Ruff साँचा:proprietary closed embedded,general purpose, industrial, IoT active ARM, MIPS, x86 ruff.io/docs/faq.html
RX116 साँचा:dunno साँचा:dunno embedded, industrial defunct NEC V20, NEC V30, NEC V40, NEC V50 first ITRON 1 compatible 16-bit RTOS
RX616 साँचा:dunno साँचा:dunno safety critical, embedded, industrial defunct NEC V60, NEC V70 32-bit ITRON compatible
RX-UX832 साँचा:dunno साँचा:dunno embedded, industrial, general-purpose defunct NEC V60, NEC V70 32-bit Unix-like RTOS
SafeRTOS साँचा:proprietary source code & Design Assurance Pack available embedded, safety critical active Same as FreeRTOS Same as FreeRTOS
SCIOPTA साँचा:proprietary closed, source available embedded, safety related active ARM, Cortex-M0-M3-M4, Cortex-R4, Cortex-A5, Cortex-A7, Cortex-A9, Cortex-A53, XScale, Renesas RX100, RX200, RX600, RX700, PowerPC, ColdFire, HCS12, M16C, Windows (simulation), Aurix TC2xx, BlackFin BF52x, BF70x www.sciopta.com
scmRTOS साँचा:free open source embedded active ARM, Cortex-M3, Blackfin, MSP430, AVR, STM8 scmrtos.sourceforge.net
SDPOS साँचा:free open source embedded active ARM, Cortex-M3, Blackfin, PIC18, PIC24, i386 win32/linux synthetic targets www.sdpos.org
SHaRK साँचा:free open source साँचा:dunno inactive साँचा:dunno shark.sssup.it
silRTOS साँचा:free open source embedded active ARM, Cortex-M3 Cortex-A9 ARM-11MP, Blackfin, MIPS, AVR spanidea.com/products.php
Simba साँचा:free open source embedded active, beta Arduino Nano (AVR), Arduino Mega (AVR), Arduino Due (ARM), ESP8266, ESP32, cygwin/linux simba-os.readthedocs.org/en/latest
SimpleAVROS साँचा:free open source embedded active, beta AVR only n/a
SINTRAN III साँचा:dunno साँचा:dunno साँचा:dunno साँचा:dunno Norsk Data computers n/a
SOOS Project साँचा:free open source embedded active, beta H8/300 www.ingelec.uns.edu.ar/rts/soos
StateOS साँचा:free open source embedded, small footprint active ARM Cortex-M, STM8 github.com/stateos/StateOS
Stratify OS साँचा:free open source embedded active ARM Cortex-M3, M4 stratifylabs.co/Stratify-OS/
Symbian OS साँचा:free open source embedded defunct ARM www.symbian.org
Talon DSP RTOS साँचा:proprietary साँचा:dunno embedded DSP active TMS320 www.blackhawk-dsp.com/Talon.aspx
TargetOS साँचा:proprietary available to customers embedded active ARM, Cortus, Freescale ColdFire, PowerPC www.blunkmicro.com/os.htm
T-Kernel साँचा:free source available embedded RTOS active ARM, MIPS, SH, more www.t-engine.org
THEOS साँचा:dunno साँचा:dunno साँचा:dunno साँचा:dunno साँचा:dunno www.theos-software.com
ThreadX साँचा:proprietary available to customers साँचा:dunno active ARC, ARM/Thumb, AVR32, BlackFin, 680x0-ColdFire, H8-300H, Luminary Micro Stellaris, M-CORE, MicroBlaze, PIC24-dsPIC, PIC32, MIPS, V8xx, Nios II, PowerPC, Renesas RX100, RX200, RX600, RX700, Synergy, SH, SHARC, StarCore, STM32, StrongARM, TMS320C54x, TMS320C6x, x86/x386, XScale, Xtensa/Diamond, ZSP rtos.com/solutions/threadx/
TizenRT साँचा:free open source embedded active ARM github.com/Samsung/TizenRT
TI-RTOS Kernel (SYS/BIOS) साँचा:free open source embedded active Mostly Texas Instruments: MSP430-432, C2000-5000-6000, TI's ARM families (Cortex M3-4F-R4-A8-A15), SimpleLink Wireless CC2xxx-CC3xxx www.ti.com/tool/sysbios
Tock OS साँचा:free open source embedded active ARM Cortex https://web.archive.org/web/20190710014852/https://www.tockos.org/
Trampoline Operating System (OSEK and AUTOSAR) साँचा:free open source embedded active AVR, H8-300H, POSIX, NEC V850e, ARM7, Infineon C166, HCS12 or PowerPC trampoline.rts-software.org
TNKernel साँचा:free open source embedded active ARM, PIC24-32-dsPIC, HCS08, STM32 (Cortex-M3) www.tnkernel.com
TNeo साँचा:free open source embedded active Cortex-M0-M0+-M1-M3-M4-M4F, PIC24-32-dsPIC github.com/dimonomid/tneo
Transaction Processing Facility साँचा:proprietary साँचा:dunno general purpose active IBM System/360 derivatives www.ibm.com/software/htp/tpf
TRON project Free mixed mixed active any: is a specification, not an implementation www.tron.org/index-e.html
TUD:OS साँचा:free open source साँचा:dunno active ARM, IA-32, x86-64 demo.tudos.org/eng_about.html
Unison RTOS साँचा:partial open source MCU, DSC, DSP SoC, FPGA active Pic32, ARM Cortex (TI Stellaris Tiva Sitara, ST STM32, NXP LPC1X00, Freescale iMX6 Kinetis, Renesas RZ, RX600, SH2A, SH2AFPU, R32C, MIPS4K, {SHARC, ColdFire, Xilinx MicroBlaze, proprietary} www.rowebots.com/en/products/unison-rtos-article
UNIX-RTR साँचा:dunno साँचा:dunno साँचा:dunno defunct PDP-11 साँचा:dunno
uSmartx साँचा:free open source embedded साँचा:dunno ARM7TDMI, AVR, H8 usmartx.sourceforge.net
u-velOSity साँचा:proprietary साँचा:dunno microkernel active साँचा:dunno www.ghs.com/products/micro_velosity.html
velOSity साँचा:dunno साँचा:dunno साँचा:dunno active Power ISA, ARM/XScale, MIPS, x86/Pentium, ColdFire, Blackfin, OMAP, DaVinci www.ghs.com/products/velosity.html
VRTX साँचा:proprietary साँचा:dunno साँचा:dunno superseded by Nucleus RTOS ARM, MIPS, PowerPC, RISC www.mentor.com/embedded-software/nucleus
VxWorks साँचा:proprietary साँचा:dunno embedded active ARM, IA-32, Intel 64, MIPS, PowerPC, SH-4, StrongARM, xScale www.windriver.com/products/vxworks
Windows CE साँचा:proprietary Microsoft Shared Source embedded active x86, MIPS, ARM, SuperH www.microsoft.com/windowsembedded
Xenomai साँचा:free open source general active x86, x86-64, PowerPC, ARM, Analog Devices Blackfin BF52x, BF53x, BF54x and BF56x www.xenomai.org
XMK साँचा:free open source embedded inactive-beta साँचा:dunno www.integerfox.com/xmk
Simulink Real-Time साँचा:proprietary closed real-time testing-embedded active x86 www.mathworks.com/products/simulink-real-time
Y@SOS साँचा:free open source embedded active Cortex-M3, STM32 www.yasos.org
MontaVista Linux साँचा:free open source embedded active साँचा:dunno www.mvista.com
UNOS साँचा:dunno साँचा:dunno साँचा:dunno historic 680x0 साँचा:dunno
uOS साँचा:free open source embedded active AVR, ARM, MIPS32, MSP430, Intel i386, Linux386 code.google.com/p/uos-embedded/wiki/about
Huawei LiteOS साँचा:free open source embedded active ARM (M0/3/4/7, A7/17/53, ARM9/11), X86,RISC-V www.huawei.com/minisite/liteos/en/about.html
Zephyr साँचा:free open source embedded active ARM (Cortex-M0, Cortex-M3, Cortex-M4, Cortex-M23, Cortex-M33), x86, ARC, RISC-V, Nios II, Xtensa www.zephyrproject.org

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