About Jenkins 2.249.3
Jenkins is a community-developed open-source automation server.

Jenkins depends on the following 3rd party libraries
Mavenized dependencies
Name
Maven ID
License
Jenkins war	org.jenkins-ci.main:jenkins-war:2.249.3	The MIT license
HttpCommons Client library	commons-httpclient:commons-httpclient:3.1-jenkins-1	Apache License 2.0
JUnit	junit:junit:4.13	Eclipse Public License 1.0
AOP alliance	aopalliance:aopalliance:1.0	Public Domain
Apache Commons BeanUtils	commons-beanutils:commons-beanutils:1.9.3	Apache License, Version 2.0
Google Guice - Core Library	com.google.inject:guice:4.0	The Apache Software License, Version 2.0
Spring Framework: DAO	org.springframework:spring-dao:1.2.9	The Apache Software License, Version 2.0
Apache Groovy	org.codehaus.groovy:groovy-all:2.4.12	The Apache Software License, Version 2.0
Constant Pool Scanner	org.jenkins-ci:constant-pool-scanner:1.2	NetBeans CDDL/GPL
Stapler Jelly module	org.kohsuke.stapler:stapler-jelly:1.260	2-clause BSD license
jbcrypt	org.connectbot.jbcrypt:jbcrypt:1.0.0	ISC
ASM Commons	org.ow2.asm:asm-commons:5.0.3	BSD
Symbol annotation	org.jenkins-ci:symbol-annotation:1.1	MIT License
SLF4J API Module	org.slf4j:slf4j-api:1.7.26	MIT License
JavaBeans Activation Framework	com.sun.activation:jakarta.activation:1.2.1	EDL 1.0
Commons Digester	commons-digester:commons-digester:2.1	The Apache Software License, Version 2.0
Java binding for libpam.so	org.kohsuke:libpam4j:1.11	The MIT license
JavaServer Pages(TM) Standard Tag Library API	jakarta.servlet.jsp.jstl:jakarta.servlet.jsp.jstl-api:1.2.7	EPL 2.0
GPL2 w/ CPE
jnr-posix	com.github.jnr:jnr-posix:3.0.45	Eclipse Public License - v 1.0
GNU General Public License Version 2
GNU Lesser General Public License Version 2.1
winp	org.jvnet.winp:winp:1.28	The MIT license
Apache Commons Compress	org.apache.commons:commons-compress:1.19	Apache License, Version 2.0
Instance Identity	org.jenkins-ci.modules:instance-identity:2.2	MIT License
asm6	org.kohsuke:asm6:6.2	BSD License
kXML 2 is a small XML pull parser based on the common XML pull API	net.sf.kxml:kxml2:2.3.0	BSD style
Public Domain
libzfs-java	org.kohsuke:libzfs:0.8	COMMON DEVELOPMENT AND DISTRIBUTION LICENSE
SSH server	org.jenkins-ci.modules:sshd:2.6	MIT License
Custom Access Modifier annotations	org.kohsuke:access-modifier-annotation:1.16	MIT License
Agent installer module	org.jenkins-ci.modules:slave-installer:1.7	MIT License
json-lib	org.kohsuke.stapler:json-lib:2.4-jenkins-2	The Apache Software License, Version 2.0
JFreeChart	org.jfree:jfreechart:1.0.19	GNU Lesser General Public Licence
SLF4J JDK14 Binding	org.slf4j:slf4j-jdk14:1.7.26	MIT License
Robust HTTP client library	org.jvnet.robust-http-client:robust-http-client:1.2	MIT license
ASM Core	org.ow2.asm:asm:5.0.3	BSD
jnr-ffi	com.github.jnr:jnr-ffi:2.1.8	The Apache Software License, Version 2.0
jnr-constants	com.github.jnr:jnr-constants:0.9.9	The Apache Software License, Version 2.0
Timeline component at http://www.simile-widgets.org/timeline/	org.kohsuke.stapler:stapler-adjunct-timeline:1.5	BSD License
commons-jelly-tags-define	org.jvnet.hudson:commons-jelly-tags-define:1.0.1-hudson-20071021	The Apache Software License, Version 2.0
Commons Lang	commons-lang:commons-lang:2.6	The Apache Software License, Version 2.0
Spring Framework: JDBC	org.springframework:spring-jdbc:1.2.9	The Apache Software License, Version 2.0
Woodstox	org.codehaus.woodstox:wstx-asl:3.2.9	The Apache Software License, Version 2.0
Spring Framework: Core	org.springframework:spring-core:2.5.6.SEC03	The Apache Software License, Version 2.0
Spring Framework: AOP	org.springframework:spring-aop:2.5.6.SEC03	The Apache Software License, Version 2.0
JCommon	org.jfree:jcommon:1.0.23	GNU Lesser General Public Licence
jCIFS	org.samba.jcifs:jcifs:1.3.17-kohsuke-1	GNU Lesser General Public License, version 2.1
Java Native Access	net.java.dev.jna:jna:5.3.1	LGPL, version 2.1
Apache License v2.0
EdDSA-Java	net.i2p.crypto:eddsa:0.3.0	CC0 1.0 Universal
embedded_su for Java	com.sun.solaris:embedded_su4j:1.1	MIT license
jffi	com.github.jnr:jffi:1.2.17	The Apache Software License, Version 2.0
javax.inject	javax.inject:javax.inject:1	The Apache Software License, Version 2.0
Stapler JRebel module	org.kohsuke.stapler:stapler-jrebel:1.260	2-clause BSD license
Upstart slave installer	org.jenkins-ci.modules:upstart-slave-installer:1.1	MIT License
Jenkins core	org.jenkins-ci.main:jenkins-core:2.249.3	The MIT license
args4j	args4j:args4j:2.33	MIT License
jansi	org.fusesource.jansi:jansi:1.11	The Apache Software License, Version 2.0
SpotBugs Annotations	com.github.spotbugs:spotbugs-annotations:4.0.3	GNU LESSER GENERAL PUBLIC LICENSE, Version 2.1
Apache Ant Core	org.apache.ant:ant:1.10.8	The Apache Software License, Version 2.0
Spring Framework: Beans	org.springframework:spring-beans:2.5.6.SEC03	The Apache Software License, Version 2.0
SezPoz Library	net.java.sezpoz:sezpoz:1.13	CDDL
Streaming API for XML	javax.xml.stream:stax-api:1.0-2	GNU General Public Library
COMMON DEVELOPMENT AND DISTRIBUTION LICENSE (CDDL) Version 1.0
commons-jelly-tags-fmt	commons-jelly:commons-jelly-tags-fmt:1.0	The Apache Software License, Version 2.0
Log4j Implemented Over SLF4J	org.slf4j:log4j-over-slf4j:1.7.26	Apache Software Licenses
SSH CLI client authenticator	org.jenkins-ci.modules:ssh-cli-auth:1.8	MIT License
oro	oro:oro:2.0.8	The Apache Software License, Version 2.0
Commons JEXL	org.jenkins-ci:commons-jexl:1.1-jenkins-20111212	The Apache Software License, Version 2.0
Icon-Set module	org.jenkins-ci.plugins.icon-shim:icon-set:1.0.5	MIT License
StAX API	stax:stax-api:1.0.1	The Apache Software License, Version 2.0
windows-package-checker	org.kohsuke:windows-package-checker:1.2	MIT license
Acegi Security Core	org.acegisecurity:acegi-security:1.0.7	The Apache Software License, Version 2.0
JCL 1.2 implemented over SLF4J	org.slf4j:jcl-over-slf4j:1.7.26	MIT License
Apache Commons FileUpload	commons-fileupload:commons-fileupload:1.3.1-jenkins-2	The Apache Software License, Version 2.0
OS X slave installer	org.jenkins-ci.modules:launchd-slave-installer:1.2	MIT License
Annotation Indexer	org.jenkins-ci:annotation-indexer:1.12	MIT License
Jakarta Mail API	com.sun.mail:jakarta.mail:1.6.5	EPL 2.0
GPL2 w/ CPE
EDL 1.0
Stapler Groovy module	org.kohsuke.stapler:stapler-groovy:1.260	2-clause BSD license
JLine	jline:jline:2.12	The BSD License
Jenkins Task Reactor	org.jenkins-ci:task-reactor:1.5	MIT License
Stapler adjunct for ZeroClipboard	org.kohsuke.stapler:stapler-adjunct-zeroclipboard:1.3.5-1	MIT License
Apache Commons IO	commons-io:commons-io:2.6	Apache License, Version 2.0
CodeMirror library from http://codemirror.net/	org.kohsuke.stapler:stapler-adjunct-codemirror:1.3	MIT License
ASM Util	org.ow2.asm:asm-util:5.0.3	BSD
Bytecode transformation-based library for managing backward compatibility	org.jenkins-ci:bytecode-compatibility-transformer:2.0-beta-2	The MIT license
Apache Mina SSHD :: Core	org.apache.sshd:sshd-core:1.7.0	Apache 2.0 License
Embeddable daemonization library	org.kohsuke:akuma:1.10	MIT license
Jenkins remoting layer	org.jenkins-ci.main:remoting:4.5	The MIT license
Apache License 2.0
Winstone	org.jenkins-ci:winstone:5.10	GNU Lesser General Public License version 2.1
COMMON DEVELOPMENT AND DISTRIBUTION LICENSE (CDDL) Version 1.0
Hamcrest Core	org.hamcrest:hamcrest-core:1.3	New BSD License
dom4j	org.dom4j:dom4j:2.1.3	BSD 3-clause New License
Stapler	org.kohsuke.stapler:stapler:1.260	2-clause BSD license
Spring Framework: Context Support	org.springframework:spring-context-support:2.5.6.SEC03	The Apache Software License, Version 2.0
Guava: Google Core Libraries for Java	com.google.guava:guava:11.0.1	The Apache Software License, Version 2.0
JTidy	org.jvnet.hudson:jtidy:4aug2000r7-dev-hudson-1	Java HTML Tidy License
commons-jelly	org.jenkins-ci:commons-jelly:1.1-jenkins-20120928	The Apache Software License, Version 2.0
Jenkins cli	org.jenkins-ci.main:cli:2.249.3	The MIT license
JavaScript GUI Lib: Handlebars bundle plugin	org.jenkins-ci.ui:handlebars:1.1.1	MIT License
Spring Framework: Context	org.springframework:spring-context:2.5.6.SEC03	The Apache Software License, Version 2.0
Utility around Java Crypto API	org.jenkins-ci:crypto-util:1.5	MIT License
Localizer	org.jvnet.localizer:localizer:1.26	The MIT license
JavaScript GUI Lib: jQuery bundles (jQuery and jQuery UI) plugin	org.jenkins-ci.ui:jquery-detached:1.2.1	MIT License
ASM Analysis	org.ow2.asm:asm-analysis:5.0.3	BSD
Self-Signed Certificate Generator	io.github.stephenc.crypto:self-signed-cert-generator:1.0.0	The MIT license
Discovery	commons-discovery:commons-discovery:0.4	The Apache Software License, Version 2.0
jffi	com.github.jnr:jffi:1.2.16	The Apache Software License, Version 2.0
Memory Monitor	org.jenkins-ci:memory-monitor:1.9	MIT
Systemd slave installer	org.jenkins-ci.modules:systemd-slave-installer:1.1	MIT License
XStream Core	org.jvnet.hudson:xstream:1.4.7-jenkins-1	BSD style
Type arithmetic library for Java5	org.jvnet:tiger-types:2.2	CDDL/GPLv2 dual license
TXW2 Runtime	com.sun.xml.txw2:txw2:20110809	CDDL v1.1 / GPL v2 dual license
Spring Framework: Web	org.springframework:spring-web:2.5.6.SEC03	The Apache Software License, Version 2.0
Pure Java - COM bridge	org.kohsuke.jinterop:j-interop:2.0.6-kohsuke-1	LGPL v3
Jenkins Stapler Support Library	io.jenkins.stapler:jenkins-stapler-support:1.1	MIT License
Apache Commons Codec	commons-codec:commons-codec:1.14	Apache License, Version 2.0
Windows agent installer	org.jenkins-ci.modules:windows-slave-installer:2.0	MIT License
JNA-POSIX	org.jruby.ext.posix:jna-posix:1.0.3-jenkins-1	GNU Lesser General Public License Version 2.1
Version Number Library	org.jenkins-ci:version-number:1.7	MIT License
javax.annotation API	javax.annotation:javax.annotation-api:1.2	CDDL + GPLv2 with classpath exception
Pure Java - COM bridge	org.kohsuke.jinterop:j-interopdeps:2.0.6-kohsuke-1	LGPL v3
Bridge method injection annotations	com.infradna.tool:bridge-method-annotation:1.13	MIT License
ASM Tree	org.ow2.asm:asm-tree:5.0.3	BSD
asm5	org.kohsuke:asm5:5.0.1	BSD License
AntLR	antlr:antlr:2.7.6	BSD License
relaxngDatatype	relaxngDatatype:relaxngDatatype:20020414	BSD License
JZlib	com.jcraft:jzlib:1.1.3-kohsuke-1	BSD
JavaScript GUI Lib: Twitter Bootstrap bundle plugin	org.jenkins-ci.ui:bootstrap:1.3.2	MIT License
Apache Commons Collections	commons-collections:commons-collections:3.2.2	Apache License, Version 2.0
Apache Ant Launcher	org.apache.ant:ant-launcher:1.10.8	The Apache Software License, Version 2.0
ezmorph	net.sf.ezmorph:ezmorph:1.0.6	The Apache Software License, Version 2.0
Spring Framework: Web MVC	org.springframework:spring-webmvc:2.5.6.SEC03	The Apache Software License, Version 2.0
jnr-x86asm	com.github.jnr:jnr-x86asm:1.0.2	MIT License
MXP1: Xml Pull Parser 3rd Edition (XPP3)	xpp3:xpp3:1.1.4c	Indiana University Extreme! Lab Software License, vesion 1.1.1
Public Domain
Apache Software License, version 1.1
jaxen	jaxen:jaxen:1.1-beta-11	BSD License
commons-jelly-tags-xml	commons-jelly:commons-jelly-tags-xml:1.1	The Apache Software License, Version 2.0
Static resources
Font Awesome, created by Dave Gandy. SIL OFL 1.1 License and MIT License
Google Fonts: Roboto, created by Christian Robertson. Apache License, version 2.0
License and dependency information for plugins
JavaScript GUI Lib: ACE Editor bundle plugin
Ant Plugin
OWASP Markup Formatter Plugin
Apache HttpComponents Client 4.x API Plugin
Authentication Tokens API Plugin
Common API for Blue Ocean
Blue Ocean Core JS
Git Pipeline for Blue Ocean
JWT for Blue Ocean
Pipeline implementation for Blue Ocean
Pipeline SCM API for Blue Ocean
REST Implementation for Blue Ocean
REST API for Blue Ocean
Web for Blue Ocean
Bootstrap 4 API Plugin
bouncycastle API Plugin
Branch API Plugin
Build Timeout
Checks API plugin
Folders Plugin
Command Agent Launcher Plugin
Credentials Binding Plugin
Credentials Plugin
Display URL API
Docker Commons Plugin
Docker Pipeline
Durable Task Plugin
ECharts API Plugin
Email Extension Plugin
Favorite
Font Awesome API Plugin
Git client plugin
GIT server Plugin
Git plugin
GitHub API Plugin
GitHub Branch Source Plugin
GitHub Authentication plugin
GitHub plugin
Gradle Plugin
Groovy
JavaScript GUI Lib: Handlebars bundle plugin
HTML Publisher plugin
Jackson 2 API Plugin
Oracle Java SE Development Kit Installer Plugin
Design Language
JavaScript GUI Lib: jQuery bundles (jQuery and jQuery UI) plugin
JQuery3 API Plugin
JSch dependency plugin
JUnit Plugin
LDAP Plugin
Lockable Resources plugin
Mailer Plugin
Matrix Authorization Strategy Plugin
Matrix Project Plugin
JavaScript GUI Lib: Moment.js bundle plugin
OkHttp Plugin
OpenShift Client Jenkins Plugin
PAM Authentication plugin
Pipeline: Build Step
Pipeline: GitHub Groovy Libraries
Pipeline: GitHub
Pipeline Graph Analysis Plugin
Pipeline: Input Step
Pipeline: Milestone Step
Pipeline: Model API
Pipeline: Declarative
Pipeline: Declarative Extension Points API
Pipeline: REST API Plugin
Pipeline: Stage Step
Pipeline: Stage Tags Metadata
Pipeline: Stage View Plugin
Pipeline timeline
Pipeline Utility Steps
Plain Credentials Plugin
Plugin Utilities API Plugin
Popper.js API Plugin
Publish Over SSH
Infrastructure plugin for Publish Over X
Pub-Sub "light" Bus
Resource Disposer Plugin
SCM API Plugin
Script Security Plugin
Snakeyaml API Plugin
SSH Credentials Plugin
SSH Build Agents plugin
SSH Pipeline Steps
Structs Plugin
Timestamper
Token Macro Plugin
Trilead API Plugin
Variant Plugin
Pipeline
Pipeline: API
Pipeline: Basic Steps
Pipeline: Shared Groovy Libraries through HTTP retrieval
Pipeline: Shared Groovy Libraries
Pipeline: Groovy
Pipeline: Nodes and Processes
Pipeline: Job
Pipeline: Multibranch
Pipeline: SCM Step
Pipeline: Step API
Pipeline: Supporting APIs
Workspace Cleanup Plugin