Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Libevent

libevent is a software library that provides asynchronous event notification. The libevent API provides a mechanism to execute a callback function when a specific event occurs on a file descriptor or after a timeout has been reached. libevent also supports callbacks triggered by signals and regular timeouts.

Applications, Overview & Notable applications

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Libevent. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Overview

Software libraryAPICallbackFile descriptorTimeout
21 related topics

Notable applications

ChromiumMemcachedTransmissionNTPTmux
6 related topics

Alternatives

LibuvFAM
2 related topics

Key facts & relationships

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

Developers
Azat Khuzhin, Mark Ellzey, Nick Mathewson, Niels Provos
License
BSD
Operating system
Cross-platform
Platform
Unix-like, Windows, OS X
Release
April 9, 2002; 24 years ago (2002-04-09)
Repository
github.com/libevent/libevent

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Notable applications

Alternatives

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.

Map overview Semantic statistics

Libevent

Nodes33
Edges32
Triples25
Avg. degree1.94
Density0.060606
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Libevent

Top relations

has application · 6
Libevent → BitTorrent, Chromium, Google's, Internet, SNTP, Some
related to Major version releases · 5
Libevent → April, February, May, November, October
related to External links · 3
Libevent → Free, Kegel's, The C10K
Developers · 1
Libevent → Azat Khuzhin, Mark Ellzey, Nick Mathewson, Niels Provos
License · 1
Libevent → BSD
Operating system · 1
Libevent → Cross-platform
Platform · 1
Libevent → Unix-like, Windows, OS X
Release · 1
Libevent → April 9, 2002; 24 years ago (2002-04-09)
Repository · 1
Libevent → github.com/libevent/libevent
Stable release · 1
Libevent → 2.1.13 / 1 July 2026; 54 days ago (1 July 2026)

Important terminology Word statistics

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

Important terminology

event released signals provides library api network system notification mechanism also supports callbacks loop application windows bsd operating niels provos

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
LibeventDevelopersAzat Khuzhin, Mark Ellzey, Nick Mathewson, Niels Provos1.00infobox
LibeventLicenseBSD1.00infobox
LibeventOperating systemCross-platform1.00infobox
LibeventPlatformUnix-like, Windows, OS X1.00infobox
LibeventReleaseApril 9, 2002; 24 years ago (2002-04-09)1.00infobox
LibeventRepositorygithub.com/libevent/libevent1.00infobox
LibeventStable release2.1.13 / 1 July 2026; 54 days ago (1 July 2026)1.00infobox
LibeventTypeNetwork Library1.00infobox
LibeventWebsitelibevent.org1.00infobox
LibeventWritten inC1.00infobox
Libeventis asoftware library that provides asynchronous event notification0.90text
Libeventhas applicationSome0.60section

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.