| ANTLRv2 Runtime | 2.7.7.02 | License |
| Apache Commons Codec | 1.8 | Apache 2.0 |
| Apache Commons Compress | 1.10 | Apache 2.0 |
| Apache Commons Discovery | 0.4 | Apache 2.0 |
| Apache Commons HTTPClient | 3.1 (with patch by JetBrains) | Apache 2.0 |
| Apache Commons Imaging (JetBrains's fork) | 1.0-RC | Apache 2.0 |
| Apache Commons Lang | 2.6 | Apache 2.0 |
| Apache Commons Logging | 1.1.1 | Apache 2.0 |
| Apache Commons Net | 3.3 | Apache 2.0 |
| Appccelerate.StateMachine | 3.3.0 | Apache 2.0 |
| ASM Bytecode Manipulation Framework | 6.0 (with patches by JetBrains) | BSD |
| Automaton | 1.11 | BSD |
| Axis | 1.4 | Apache 2.0 |
| batik | 1.7.1 | Apache 2.0 |
| bouncy-castle-provider | 1.55 | MIT License |
| C# File Resource Management Library | 1.4.20150303.0 | MIT |
| CGLib | 2.2.2 | Apache |
| Debugger libraries | 112.0.20180321.33554-eap04d | License |
| DotNetZip | 1.10.1 | License |
| EditorConfig .NET Core | 0.12.1 (with patches by JetBrains) | MIT |
| EditorConfig Java Core | 1.0 | Apache 2.0 |
| F# Compiler Service | | Apache 2.0 |
| F# Compiler, Core Library & Tools | | Apache 2.0 |
| Fantomas, F# source code formatter | | Apache 2.0 |
| FiraCode | 1.200 | OFL |
| FST | 2.56 | Apache 2.0 |
| Groovy | 2.4.6 | Apache 2.0 |
| Gson | 2.2.4 | Apache 2.0 |
| Guava | 19.0 | Apache 2.0 |
| HttpComponents HttpClient | 4.3.2 | Apache 2.0 |
| ImageIO | 3.2.1 | BSD |
| imgscalr | 4.2 | Apache 2.0 |
| Inconsolata | 001.010 | OFL |
| ini4j (JetBrains's fork) | 0.5.5-1 | Apache 2.0 |
| ISO RELAX | | MIT License |
| Jackson | 2.5.1 | Apache 2.0 |
| Jakarta ORO | 2.0.8 | Apache |
| JavaCVS | no version number available (with patches by JetBrains) | Sun Public License |
| JavaHelp | 2.0_02 | included as license/javahelp_license.html in IntelliJ IDEA distribution |
| Jaxen | | modified Apache |
| jayatana | 1.2.4 | MIT License |
| JDOM | 1.1 (with patches by JetBrains) | modified Apache |
| JediTerm | 2.7 | LGPL 2 |
| JGit | 4.0 | Eclipse Distribution License 1.0 |
| JGoodies Forms | 1.1-preview 2006-05-04 11:55:37 | BSD |
| JNA | 4.5.0 | LGPL 2.1 |
| JSch | 0.1.53 | BSD |
| jsch-agent-proxy | 0.0.9 | BSD |
| Json.NET | 9.0.1 | License |
| json-path | 0.8.0 | Apache 2.0 |
| json-smart | 1.1.1 | Apache 2.0 |
| jzlib | 1.1.1 | BSD |
| LevelDB | 112.0.20180320.73326-eap04d | License |
| Log4j | 1.2.17 | Apache 2.0 |
| lz4-java | 1.3 | Apache 2.0 |
| markdown4j | 2.2 | New BSD |
| markdownj | | BSD |
| markdownj | 0.4.2 | New BSD |
| mercurial_prompthooks | | GPLv2 (used as hg extension called from hg executable) |
| Microba | 0.4.2 | BSD |
| Microsoft TemplateEngine | 20171128.0.1 | License |
| Microsoft Xml Document Transformation | 2.1.1 | License |
| Microsoft.Build (MSBuild) | 20161013.1.1 | License |
| Microsoft.Owin.FileSystems | 3.0.1 | License |
| Microsoft.Owin.Host.HttpListener | 3.0.1 | License |
| Microsoft.Owin.Hosting | 3.0.1 | License |
| Microsoft.Owin.StaticFiles | 3.0.1 | License |
| Microsoft.Owin | 3.0.1 | License |
| MigLayout | 5.0.0 | BSD |
| Mono Runtime packaged for JetBrains Platform | 20180313.123 | License |
| Mono.Cecil | 0.9.6.0 | MIT |
| NanoXML | 2.2.3 | zlib/libpng |
| Netty | 4.1.6 | Apache 2.0 |
| NRefactory | 5.5.1 | MIT |
| NuGet.Core | 2.14.1.20180215 | License |
| NuGet.Frameworks | 4.5.0.20180215 | License |
| NuGet.Ultimate 4.5.0 | 4.5.0.20180215 | License |
| NuGet.Versioning | 4.5.0.20180215 | License |
| NUnit 2.6.4 runtime for ReSharper test runner | 2.6.408 | License |
| NUnit 3.6 runtime for ReSharper test runner | 3.6.3 | License |
| NUnit | 2.6.4 | License |
| NVelocity | 1.0.3 | License |
| OWIN | 1.0 | License |
| PicoContainer | 1.2 | BSD |
| protobuf | 2.5.0 | New BSD |
| Proxy Vole | 1.0.3 | Apache 2.0 |
| pty4j | 0.7.1 | Eclipse Public License v1.0 |
| PureJavaComm | 0.0.16 | BSD |
| Relax NG Object Model | | MIT |
| Repack.RoslynForRider | 2.3.20180307.133000 | License |
| Rhino JavaScript Engine | 1.7R4 | MPL 1.1 |
| Roboto | 1.100141 | Apache 2.0 |
| SharpCompress - Pure C# Decompression/Compression | 0.11.6 | License |
| SharpZipLib.Stripped | 0.87.20170720.14 | License |
| Slf4j | 1.7.10 | MIT License |
| SnakeYAML | 1.17 | Apache 2.0 |
| Snappy-Java | 0.5.1 | Apache 2.0 |
| SourceCodePro | 2.010 | OFL |
| Sprache | 2.1.0 | License |
| StreamEx | 0.6.2 | Apache 2.0 |
| swingx | 1.6.2-2 | LGPL 2.1 |
| System.Collections.Immutable | 1.3.1 | License |
| System.Reflection.Metadata | 1.4.2 | License |
| System.ValueTuple | 4.4.0 | License |
| Trilead SSH build213 | build213 | BSD style (see LICENSE.txt in trilead-ssh2-build213.jar) |
| Trilead SSH | build-217-jenkins-11 | BSD style |
| Trove4j | 1.1 (with patches by JetBrains) | LGPL |
| Unity Support for ReSharper and Rider | 1.9.1 | Apache 2.0 |
| Velocity | 1.7 | Apache 2.0 |
| Visual Studio Team Services Plugin for IntelliJ | 1.119.0 | MIT |
| winp | 1.23 | MIT |
| WiX: Windows Installer XML Toolset | 3.11.0 | License |
| Xerces | 2.11 | Apache 2.0 |
| Xerial SQLite JDBC | 3.20.1 | Apache 2.0 |
| xml-apis-ext | 1.3 | Apache 2.0 |
| XMLBeans | 2.3.0 | Apache 2.0 |
| xmlgraphics-commons | 1.5 | Apache 2.0 |
| XML-RPC | 2.0 | Apache 2.0 |
| xmlrpcnet | 2.5.0 | MIT |
| XStream | 1.4.2 | BSD License |
| XStream | 1.4.3 | BSD |
| xUnit.net [Abstractions] | 2.0.1 | License |
| xUnit.net [Runner Utility] | 2.3.1 | License |
| xUnit.net | 1.9.2 | License |
| XZ for Java | 1.5 | Public Domain |
| YamlDotNet.Signed | 4.2.1 | License |
| YourKit Java Profiler | 8.0.x | link (commercial license) |