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YaCy

YaCy (pronounced “ya see”) is a free distributed search engine built on the principles of peer-to-peer (P2P) networks, created by Michael Christen in 2003. The engine is written in Java and distributed on several hundred "YaCy-peer" computers, as of September 2006.

Technology, System components & Search-engine technology

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

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System components

4 related topics

Search-engine technology

2 related topics

Distribution

2 related topics

Overview

8 related topics

Key facts & relationships

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

Developer
YaCy community
License
GPL-2.0-or-later
Operating system
Cross-platform
Original author
Michael Christen
Release
2003; 23 years ago (2003)
Repository
github.com/yacy/yacy_search_server

Topics to explore

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Overview

System components

Search-engine technology

Distribution

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

YaCy

Nodes21
Edges20
Triples49
Avg. degree1.9
Density0.095238
Components1

How this topic connects Entity context

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YaCy

Top relations

related to Search-engine technology · 11
YaCy → By, Docker, Documents, If, Master Connect Program, MCP, Parser Component, The YaCy Grid, The YaCy Parser, When, YaCy Grid
related to Distribution · 8
YaCy → Debian, Docker, Java, Linux, Macintosh, Temurin, The Debian, Windows
related to System components · 6
YaCy → Discovery, Downloading, Extracting, Fetching, Finding, Parsing
related to YaCy platform architecture · 5
YaCy → APIMaintenanceWeb ServerIndexingCrawler, BalancerPeer-to-Peer Server CommunicationContent, Community, FilteringSearch, Here
see also · 4
YaCy → Dooble, Free, WidgetList, YaCy Search Engine Tool
Developer · 1
YaCy → YaCy community
License · 1
YaCy → GPL-2.0-or-later
Operating system · 1
YaCy → Cross-platform
Original author · 1
YaCy → Michael Christen
Release · 1
YaCy → 2003; 23 years ago (2003)

Important terminology Word statistics

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

Important terminology

search server web engine pages peer-to-peer indexing distributed network java index using local results engines principles several yacy-peer yacy-peers privacy

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
YaCyDeveloperYaCy community1.00infobox
YaCyLicenseGPL-2.0-or-later1.00infobox
YaCyOperating systemCross-platform1.00infobox
YaCyOriginal authorMichael Christen1.00infobox
YaCyRelease2003; 23 years ago (2003)1.00infobox
YaCyRepositorygithub.com/yacy/yacy_search_server1.00infobox
YaCySize104-113 MB1.00infobox
YaCyStable release1.940_202412022212 / 2 December 2024; 20 months ago (2024-12-02)1.00infobox
YaCyTypeOverlay network, Search engine1.00infobox
YaCyWebsiteyacy.net1.00infobox
YaCyWritten inJava1.00infobox
textinstance ofExtracting relevant information0.80text

Related concept clusters Concept neighborhoods

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    Connections between topic areas Semantic bridges

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    Min side: 3
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