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KeyKOS: Overview, Related Topics & Entities

KeyKOS is a persistent, pure capability-based operating system for the IBM S/370 mainframe computers. It allows emulating the environments of VM, MVS, and Portable Operating System Interface (POSIX). It is a predecessor of the Extremely Reliable Operating System (EROS), and its successor operating systems, CapROS, and Coyotos. KeyKOS is a…

Language: English [EN]
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KeyKOS topic overview

The analysis highlights Overview, Related Topics and Entities as prominent areas in the source structure around KeyKOS.

Related topics
17
Source areas
1
Connected nodes
18
Extracted relationships
26
Concept neighborhoods
16
Bridge connections
18

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Overview · 17 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Available in
English
Default user interface
Command-line interface
Developer
Tymshare (Norm Hardy, Bill Frantz, Charlie Landau) McDonnell Douglas Key Logic
Initial release
1977; 49 years ago (1977)
Kernel type
Microkernel
Latest release
Final / 1988; 38 years ago (1988)

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How KeyKOS connects Entity context

The extracted context around KeyKOS shows recurring relationship patterns in the source. For example, KeyKOS → High-Performance Environment, Inc, Key Logic, Norman HardyGNOSIS, Official, Prototype Operating System, S/370, Secure, Tymshare Inc Another extracted example is KeyKOS → nanokernel-based operating system.In the mid-1970s, persistent. Use these groups to spot repeated connection types before inspecting the individual relationships.

KeyKOS

Top relations

related to External links · 9
KeyKOS → High-Performance Environment, Inc, Key Logic, Norman HardyGNOSIS, Official, Prototype Operating System, S/370, Secure, Tymshare Inc
is a · 2
KeyKOS → nanokernel-based operating system.In the mid-1970s, persistent
Available in · 1
KeyKOS → English
Default user interface · 1
KeyKOS → Command-line interface
Developer · 1
KeyKOS → Tymshare (Norm Hardy, Bill Frantz, Charlie Landau) McDonnell Douglas Key Logic
Initial release · 1
KeyKOS → 1977; 49 years ago (1977)
Kernel type · 1
KeyKOS → Microkernel
Latest release · 1
KeyKOS → Final / 1988; 38 years ago (1988)
Marketing target · 1
KeyKOS → Research
Official website · 1
KeyKOS → cap-lore.com/CapTheory/KK

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

operating system tymshare gnosis 370 key logic mainframe inc md bought capability-based interface extremely reliable eros capros coyotos mcdonnell douglas

KeyKOS relationships Subject–Predicate–Object triples

TTTA extracted 26 structured relationships around KeyKOS. Examples in this analysis include KeyKOS → Available in → English and KeyKOS → Default user interface → Command-line interface. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
KeyKOSAvailable inEnglish1.00infobox
KeyKOSDefault user interfaceCommand-line interface1.00infobox
KeyKOSDeveloperTymshare (Norm Hardy, Bill Frantz, Charlie Landau) McDonnell Douglas Key Logic1.00infobox
KeyKOSInitial release1977; 49 years ago (1977)1.00infobox
KeyKOSKernel typeMicrokernel1.00infobox
KeyKOSLatest releaseFinal / 1988; 38 years ago (1988)1.00infobox
KeyKOSMarketing targetResearch1.00infobox
KeyKOSOfficial websitecap-lore.com/CapTheory/KK1.00infobox
KeyKOSOS familyCapability-based1.00infobox
KeyKOSPreceded byGNOSIS1.00infobox
KeyKOSSucceeded byExtremely Reliable Operating System (EROS), CapROS, Coyotos1.00infobox
KeyKOSSupported platformsS/370 mainframe1.00infobox
KeyKOSUpdate methodCompile from source code1.00infobox
KeyKOSWorking stateDiscontinued1.00infobox
KeyKOSWritten inC1.00infobox
KeyKOSis apersistent0.90text
KeyKOSis ananokernel-based operating system.In the mid-1970s0.90text

Related concept clusters Concept neighborhoods

The concept neighborhoods around KeyKOS bring nearby vocabulary together. In this analysis, examples include Gnosis, Inc and Key. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • operating system
    • System
    • Capros
    • Coyotos
    • Eros
    • Extremely
    • Interface
    • Mainframe
    • Reliable
    • Allows
    • Emulating
    • Environments
    • Hardy
  • extremely reliable operating system
    • Capros
    • Coyotos
    • Eros
    • Reliable
    • System
    • Hardy
    • Official
    • Predecessor
    • Successor
    • Systems
    • Website
    • Extremely
  • operating systems
    • Predecessor
    • Successor
    • System
    • Capros
    • Coyotos
    • Eros
    • Extremely
    • Reliable
    • Interface
    • Mainframe
    • Allows
    • Emulating
  • mainframe
    • Hardy
    • Official
    • Persistent
    • Pure
    • Website
    • Operating
    • System
    • Capros
    • Coyotos
    • Douglas
    • Eros
    • Extremely
  • mcdonnell douglas
    • Mcdonnell
    • Tymshare
    • Hardy
    • Official
    • Website
    • Bought
    • Eros
    • Extremely
    • Interface
    • Mainframe
    • Md
    • Paper
  • gnosis
    • Inc
    • Key
    • Logic
    • Tymshare
    • Hardy
    • Keykos
    • Official
    • Website
    • Bought
    • Douglas
    • Interface
    • Mainframe
  • KeyKOS
    • Gnosis
    • Inc
    • Key
    • Logic
    • Operating
    • System
    • Computers
    • Ibm
    • Persistent
    • Pure
    • Bought
    • Capability-based
  • keykos
    • Gnosis
    • Inc
    • Key
    • Logic
    • Operating
    • System
    • Computers
    • Ibm
    • Persistent
    • Pure
    • Bought
    • Capability-based

Connections between topic areas Semantic bridges

Bridges highlight paths between different parts of the KeyKOS map and can reveal research angles that are easy to miss in a flat list.

Min side: 3

Map overview Semantic statistics

KeyKOS

Nodes19
Edges18
Triples26
Avg. degree1.89
Density0.105263
Components1

Source & methodology

TTTA analyzes the structure around KeyKOS to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Overview, Related Topics & Entities, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — KeyKOS · EN edition · Analysis: TopicsToTalkAbout

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