Comparison of issue-tracking systems

Last updated

Notable issue tracking systems, including bug tracking systems, help desk and service desk issue tracking systems, as well as asset management systems, include the following. The comparison includes client-server application, distributed and hosted systems.

Contents

General

System names listed with a light purple background are no longer in active development.

SystemCreator License Implementation language(s)Back endLaunch dateLatest stable releaseLatest release date
Apache Bloodhound Apache Software Foundation Apache License Python MySQL, PostgreSQL, SQLite 2012 [1] 0.8 [2] 2013-08-23; 12 years ago
Apache Allura Apache Software Foundation Apache License 2.0 Python MongoDB 2022 [3] 1.17.1 [4]   OOjs UI icon edit-ltr-progressive.svg 2024-06-17; 7 months ago
Assembla Tickets Assembla Proprietary, hosted. Available for free for open source projects Ruby MySQL 2008
Axosoft Axosoft LLC Proprietary, Saas C#, .NET SQL Server 2002
Azure DevOps Server (Team Foundation Server) Microsoft Proprietary, Commercial .NET MS SQL Server 2005 & 20082005
Bugzilla Mozilla Foundation MPL Perl MySQL, Oracle, PostgreSQL, SQLite [5] 1998-09-195.2 [6]   OOjs UI icon edit-ltr-progressive.svg 2024-09-03; 5 months ago
Debbugs Debian GPL Perl Flat file, Berkeley DB indexes[ citation needed ]Between 1994 and 1999 [notes 1]
Dolibarr Dolibarr community GPL PHP MariaDB, MySQL, PostgreSQL, SQL Server (experimental) [7] 201820.0.3 [8]   OOjs UI icon edit-ltr-progressive.svg 2024-12-30; 39 days ago
Faveo Helpdesk Ladybird Web Solution Open Software License PHP MariaDB, MySQL [9] 2015
FogBugz Glitch Proprietary, Saas ASP on Windows, PHP on macOS, FreeBSD, and Linux SQL Server, MySQL 2000
Fossil D. Richard Hipp BSD C SQLite [10] 20062.25 [11]   OOjs UI icon edit-ltr-progressive.svg 2024-11-06; 3 months ago
FusionForge Various (open source contributors) GPLv2 PHP PostgreSQL 2009-02
GLPI INDEPNET GPLv2 PHP MariaDB, MySQL [12] 2003-11-17
GNATS Free Software Foundation GPL C, Web Front-end In Perl Text files with custom daemon/search engine19924.2.0 [13]   OOjs UI icon edit-ltr-progressive.svg 2015-02-26; 9 years ago
Helix ALM (aka TestTrack) Perforce Software Proprietary C++, Qt5, JavaScript Oracle, PostgreSQL, SQL Server, SQLite 19962024.1 [14] 2024-03-01; 11 months ago
HP Quality Center Hewlett-Packard, formerly Mercury Interactive Proprietary .NET (client), Java (server) Oracle, SQL Server 1995
Jira Atlassian Proprietary. Free community licenses for open source and academic projects Java MySQL, PostgreSQL, Oracle, SQL Server 20029.17.1 [15]   OOjs UI icon edit-ltr-progressive.svg 2024-07-18; 6 months ago
Launchpad Canonical Ltd. AGPL JavaScript, Python PostgreSQL 2004-01
MantisBT Various (open source contributors) GPL PHP MariaDB, MySQL, PostgreSQL, SQL Server (experimental), Oracle (experimental) [16] 20002.27.0 [17]   OOjs UI icon edit-ltr-progressive.svg 2024-09-29; 4 months ago
Microsoft Dynamics CRM Microsoft Proprietary, Commercial .NET Microsoft SQL Server 2003
OpenProject OpenProject Foundation e.V. GPL Ruby, JavaScript PostgreSQL [18] 2010
org-mode Carsten Dominik GPL EmacsFlat file2003
OTRS OTRS Proprietary Perl, JavaScript MySQL, PostgreSQL, Oracle, SQL Server 2002
Phabricator Facebook Apache License PHP 2010
Redmine Jean-Philippe Lang GPLv2 Ruby MySQL, PostgreSQL, SQLite 20066.0.3 [19]   OOjs UI icon edit-ltr-progressive.svg 2025-01-29; 9 days ago
Request Tracker Best Practical Solutions, LLC GPLv2 Perl MariaDB, MySQL, PostgreSQL, Oracle, SQLite (testing only) [20] 1999-10-135.0.7 [21]   OOjs UI icon edit-ltr-progressive.svg 2024-06-05; 8 months ago
Roundup Ka-Ping Yee, Richard Jones MIT license (ZPL v 2.0 for the template system) Python SQLite, MySQL, PostgreSQL, [22] anydbm20012.4.0 [23]   OOjs UI icon edit-ltr-progressive.svg 2024-07-13; 6 months ago
StarTeam originally Starbase Corporation, currently Borland Proprietary C++, Java, etc. SQL Server recommended, Oracle, IBM Db2 supportedUn­known
Supportworks Hornbill SystemsProprietary C++ and PHP SQL Server, MySQL, Oracle, Sybase 1994 [24]
SysAid SysAid TechnologiesProprietary C#, Java Derby, Microsoft SQL Server, MySQL, Oracle 2002
Trac Edgewall Software New BSD Python SQLite, PostgreSQL, MySQL [25] 2006-10-01
TrackerSuite.Net Automation Centre Proprietary C# SQL Server, SQL Server Express 2006
Trello Atlassian Saas Node.js MongoDB 2011
Tuleap enalean GPLv2 php MySQL [26] 2011
Twproject Open Lab Proprietary, some parts LGPL Java all relational (uses Hibernate)2003
Wrike Wrike, Inc.Proprietary, hosted Java PostgreSQL 2006
YouTrack JetBrains s.r.o. Proprietary, stand-alone and hosted, free version, free for open source projects Java JavaScript and Kotlin 2009
Zammad Zammad GmbH AGPL Ruby MariaDB, MySQL, PostgreSQL [27] 2016 [28] 6.4.1 [29]   OOjs UI icon edit-ltr-progressive.svg 2024-12-05; 2 months ago
SystemCreator License Implementation language(s)Back endLaunch dateLatest stable releaseLatest release date

Features

SystemDocumentation integration/generation, reporting Test planning integrationCustomizable workflowUnicode supportCustom fieldsSLA [30] Plugin API [31] Multiple projects Full-text search Indexed full-text search Indexed file search Edit conflict warning
Apache Bloodhound Yes, integrated wikiYesYesYesYesNoYesYes (as of 0.6)YesYes [32] uses WhooshNoNo
Assembla TicketsYes, Wiki syntax, email notification, linking to Subversion commits, document manager, charts, reports, notificationsYesYesYesYesNoYesYesNoUn­knownNoNo
Axosoft Yes, Team Wiki, Burndown, GitHub and TortoiseSVN integration, dashboards, custom reports for OnPremises, e-mail notifications and alerts, customer portal, RSSNoYesYesYesYesYesYesNo
Azure DevOps Server (Team Foundation Server) Yes - workflow definitions, process documentationYesYesYesYesNoYesYesYesYesYesNo
Bugzilla Yes, reporting: integrated reports and charts, scheduled reports by mailYes [33] YesYesYesNoYesYesYes [34] Yes When using MySQL MyISAM [35] or Oracle Database [36] but not PostgreSQL [37] Yes [38]
Debbugs NoNoNoYesNoNoNoUn­knownNoNo
Faveo Helpdesk Yes, Integrated Social Media, In-built Knowledge Base and ReportingNoYesYesYesYesYesYesNoNoNo
FogBugz Yes, Integrated wikiNoYesYesYesNoYes [39] YesYes [40] Yes [41] No [42] Yes
Fossil Yes, Integrated Wiki in addition to integrated versioned project documentation via web ui.NoNoNoYesNoNoYes [43] No [44] NoNo
FusionForge Yes, integrated Mediawiki, discussion forums, news blogs, email integration, export to CSV, reporting graphsNoYesYesYesNoYesYesYesNo
GLPI Yes, Contains a proprietary knowledge base of sortsYesYesYesYesYesYesYesYesYesYesNo
GNATS NoNoNoNoNoNoNoUn­knownNo
Helix ALM Yes - Advanced reporting, integrated charts, export to Excel, workflow with triggersYesYesYesYesNoYesYesYesYesNo
HP Quality Center YesYesYesNoYesNoYesYesNoNoNoNo
Jira Yes, Dashboard with reporting widgets (Open Social) Excel, Word, customizable charts, Confluence (Enterprise wiki) Yes [45] YesYesYesYesYes [46] YesYes [47] Yes Uses Lucene [47] Optional [48] No [49]
Launchpad YesUn­knownUn­knownUn­knownUn­knownUn­knownUn­knownUn­knownUn­knownUn­knownUn­knownNo
MantisBT Yes, Integration of MediaWiki, DokuWiki, XWiki NoYesYesYesNoYesYesYes [50] YesNo [51] Yes
Microsoft Dynamics CRM Yes, reporting: integrated charts and reports, export to Excel, Mail MergeNoYesYesYesNoYesUn­knownNo
org-mode Yes, org-mode has built-in export to HTML, Latex, .md and literate programming capabilities for multiple languages in a single documentNoYesYesYesNoNoYesYesNo
OTRS Yes, Advanced reporting, configurable dashboardsNoYesYesYesYesYesYesYesYesNoNo
Phabricator Yes, integrated wiki and limited burn down charts YesNoYesYesNoYesYesYesYesYesNo
Redmine Yes, integrated wiki, discussion forums, news blogs, email integration, calendars, Gantt Charts, RSS, export to PDF, export to Excel/CSVYes [52] YesYesYesOptional [53] YesYesYes [54] Optional, when using PostgreSQL [55] Optional [56] Yes [57]
Request Tracker Yes, MediaWiki [58] NoYesYesYesYes [59] Yes [60] YesYes [61] Yes [61] No
Roundup Yes, wiki can be integrated or linkedNo, can be implemented at tracker levelYesYesYesNo, can be implemented at tracker levelYes [62] YesYes [63] Yes xapian, whoosh, SQLite FTS, PostgreSQL FTS, nativeYesYes
StarTeam NoYes [64] YesNoYesNoNoUn­knownNo
Supportworks Yes - Integrated reporting wizard, customizable PHP reporting tool, dashboard, optional interface with Crystal Reports, export to Microsoft Excel/CSV, knowledge base, optional asset management toolNoYesNoYesYesYes [65] Un­knownNo
SysAid Yes - LDAP/Email/Calendar integration, integrated Asset Management, integrated reporting, SSO, custom fields, export to CSV/PDF, KB NoYesYesYesYesYesYesYesUn­knownNoNo
Teamwork YesYesYesYesYesYesNoYesYes [66] Yes Uses Lucene No
Trac Yes, integrated wikiYes [67] YesYesYesNoYes [68] Yes [69] YesNo [70] Yes [71]
TrackerSuite.Net Yes. Dashboards. Graphical reports. Integration with Crystal Reports. Reports can be exported to Microsoft Excel.YesYesYesYesNoYesYesYesNoNoNo
Tuleap Yes, Kanban boards, Scrum planning and burndown charts, pies, Gantt, barrs, cardwall, Document Manager with approval workflow and fine grained permissions, wikisYesYesYesYesYesYesYesYes with plugin fulltextYes with plugin fulltextNoNo
Wrike Yes, real-time customized reports, export to Excel, scheduled reports by mail, alerts, discussions, Gantt charts,NoYesYesYesNoYesYesUn­knownYes
YouTrack Yes: Wiki syntax, custom workflow, custom issue attributes, notifications (email, jabber, RSS, etc.), email integration, reports, export to HTML and CSV, integration with VCSs.Yes [72] YesYesYesYes [73] Yes [74] YesYes [75] Yes (Uses Lucene)No
Zammad Yes: Documentation integration/generation, reporting: integrated knowledge base, dashboardNoNoYesYesYes [76] YesYesYes [77] YesYesYes [78]
SystemDynamic documentation integration/generationTest planning integrationCustomizable workflowUnicode supportCustom fieldsSLA [30] Plugin API [31] Multiple projects Full-text search Indexed full-text search Indexed file search Edit conflict warning

Input interfaces


System Web Mobile web Email CLI GUI REST SOAP Mylyn [79] Visual Studio IntelliJ IDEA Others
Apache Bloodhound YesNoOptional [80] [81] NoNoNoNoYesNoNoYes XMLRPC
Assembla TicketsYesNoYesYesNoYesNoYesNoYesNo
Axosoft YesNoYesNoYesYesYesNoNoNoYes - iPhone
Bugzilla YesNoYesYesYesYesYesYesNo [82] YesYes XMLRPC [83]
Debbugs NoNoYesYesNoNoNoNoNoNoNo
Dolibarr YesYesYesNoYesYesNoNoNoNoNo
Faveo Helpdesk YesNoYesNoNoYesNoNoNoNoYes - Android App iOS App
FogBugz YesNoYesYesNoYesNoYesNoYesYes XML
Fossil YesNoNoYesNoNoNoNoNoNoNo
FusionForge YesNoNoNoNoNoYesNoNoNoNo
GLPI YesNoYesNoNoYesNoNoNoNoNo
GNATS YesNoYesYesYesNoNoNoNoNoNo
Helix ALM YesNoYesNoYesYesYesNoYesNoYes - XML
HP Quality Center YesNoNoNoYes [84] YesNoYes [85] No [82] Yes, via pluginYes]
Jira YesYes [86] YesYes [87] YesYesYesYesNo [82] YesYes - Android App, iPhone App
Launchpad YesNoYesNoNoYesNoNoNoNoYes - Python [88]
MantisBT YesNoYesNoNoNoYesYesNoYesYes - Android App
Microsoft Dynamics CRM YesNoYesNoNoNoYesNoNoNoNo
org-mode NoNoNoYesNoNoNoNoNoNoNo
OTRS YesNoYesNoNoYesYesNoNoNoNo
Phabricator YesNoYesYesYesYesNoNoNoYes, via pluginNo
Redmine YesYes [89] YesPartial [notes 2] NoYesNoYesNoYesYes - Android App, iOS App
Request Tracker YesYes Responsive layout after 1.5.0. Partial in previous versions.YesYesNoYes [90] NoNoNoNoNo
Roundup YesYes with Jinja2 template can be implemented per tracker for other templatesYesYesNo (use web)Yes new in 2.0NoNoNoNoYes XMLRPC [91]
StarTeam YesNoNoNoYesNoNoNoYesNoNo
Supportworks YesNoYesNoYesYes [92] NoNoNoNoNo
SysAid YesNoYesNoYesYesYesNoNoNoNo
Team Foundation Server YesNoYesYesNoNoYesYesNoYes, via pluginNo
Trac YesNo [93] Optional [80] NoNoNoNoYesNoYesYes XMLRPC
TrackerSuite.Net YesNoYesNoNoNoNoNoNoNoNo
Trello YesYesYesNoNoYesNoNoNoYesNo
Tuleap YesNoYesYesNoYesYesYesNoNoNo
Twproject YesNoYesNoNoNoNoNoNoNoNo
Wrike YesNoNoNoNoNoNoNoNoYes, via pluginNo
YouTrack YesYes [94] YesNoYesYesNoYes [95] NoYesNo
Zammad YesNoYesYesNoYesNoNoNoNoNo
System Web Mobile Web Email CLI GUI REST SOAP Mylyn [79] Visual Studio IntelliJ IDEA Others

Notification interfaces


System Email RSS Atom XMPP Twitter
Apache Bloodhound YesYesNoNoNo
Assembla TicketsYesYesNoNoYes
Axosoft YesYesNoNoNo
Bugzilla YesYesYesNoNo
Debbugs YesNoNoNoNo
Dolibarr YesNoNoNoNo
Faveo Helpdesk YesNoNoNoNo
FogBugz YesYesNoNoNo
Fossil YesYesNoNoNo
FusionForge YesYesNoNoNo
GLPI YesNoNoYesNo
GNATS YesNoNoNoNo
Helix ALM YesYesNoNoNo
HP Quality Center YesNoNoNoNo
Jira YesYesNoYesNo
MantisBT YesYesNoNoYes
Microsoft Dynamics CRM YesNoNoNoNo
org-mode NoNoNoNoNo
OTRS YesNoNoNoNo
Phabricator YesNoNoNoNo
Redmine YesYesYesYes, via pluginYes
Request Tracker YesYes [96] NoNoNo
Roundup YesYes [97] Yes [97] NoNo
StarTeam YesNoNoNoNo
Supportworks YesNoNoNoNo
SysAid YesNoNoNoNo
Team Foundation Server YesNoNoNoNo
Trac YesYesNoNoNo
TrackerSuite.Net YesNoNoNoNo
Twproject YesYesNoNoYes
Wrike YesNoNoNoNo
YouTrack YesYesNoYesNo
Zammad YesNoNoNoYes
System Email RSS Atom XMPP Twitter

Revision control system integration


System Git Mercurial Bazaar Monotone Darcs CVS Subversion Perforce AccuRev ClearCase Others
Apache Bloodhound YesYesYesYesYesYesYesOptional [98] YesNoNo
Assembla TicketsYesYesNoNoNoNoYesYesNoNoNo
Axosoft YesYes [99] NoNoNoNoYesYesNoNoYes VSS, Vault Sourcegear
Bugzilla Yes [100] Yes [101] YesNoNoYesYesYesYesNoNo
Debbugs NoNoNoNoNoNoNoNoNoNoNo
Faveo Helpdesk NoNoNoNoNoNoNoNoNoNoNo
FogBugz YesYesNoNoNoYesYesYesNoNo2 [102]
Fossil NoNoNoNoNoNoNoNoYesNo1 [103]
FusionForge YesYesYesNoNoYesYesNoNoNoNo
GNATS NoNoNoNoNoYesNoNoNoNoNo
Helix ALM YesNoNoNoNoYesYesYesNoNoYes - Surround SCM
HP Application Lifecycle Management NoNoNoNoNoYesYesYes [104] YesNoNo
Jira YesYesNoNoNoYesYesYesYes [105] No [106] Yes [107]
MantisBT YesYes [108] NoNoNoYesYesNoNoNoNo
Microsoft Dynamics CRM NoNoNoNoNoNoNoNoNoNoNo
org-mode NoNoNoNoNoNoNoNoNoNoNo
OTRS NoNoNoNoNoNoNoNoNoNoNo
Phabricator YesYesNoNoNoNoYesNoNoNoNo
Redmine YesYesYesNoYesYesYesYes [104] NoNoNo
Request Tracker NoNoNoNoNoYesYesNoNoNoNo
Roundup NoYesNoNoYesNoYesNoNoNoYes can be implemented for any RCS at tracker level
StarTeam NoNoNoNoNoNoNoNoNoNoYes - StarTeam includes revision control
Supportworks NoNoNoNoNoNoNoNoNoNoNo
SysAid NoNoNoNoNoNoYesNoNoNoNo
Team Foundation Server Yes [109] NoYes [110] NoNoNoYes [111] NoNoNoYes - TFS includes revision control
Trac YesYesYesYesYesNoYesOptional [98] YesNoNo
TrackerSuite.Net NoNoNoNoNoNoNoNoNoNoNo
Tuleap YesNoNoNoNoYesYesNoNoNoNo
Twproject NoNoNoNoNoNoYesNoNoNoNo
Wrike NoNoNoNoNoNoYesNoNoNoNo
YouTrack Yes [112] Yes [112] NoNoNoYes [112] Yes [112] Yes [112] NoYes [112] 3 [112] [113]
Zammad NoNoNoNoNoNoNoNoNoNoNo
System Git Mercurial Bazaar Monotone Darcs CVS Subversion Perforce AccuRev ClearCase Others

Authentication methods


System Form based Public key cryptography Two-factor OpenID OAuth LDAP Shibboleth Others
Apache Bloodhound YesOptional [114] NoOptional [115] NoYesUn­knownNo
Assembla TicketsYesNoNoYesYesYes (private version)Un­knownUn­known
Axosoft YesNoNoNoNoYesNoNo
Bugzilla YesNoNoOptional [116] NoYesUn­knownNo
Debbugs NoNoNoNoNoNoNoNo
Faveo Helpdesk YesNoNoNoYesYesNoNo
FogBugz YesUn­knownUn­knownUn­knownUn­knownYesUn­knownUn­known
Fossil Un­knownUn­knownUn­knownUn­knownUn­knownNoUn­knownUn­known
FusionForge YesNoNoYesNoYesNoYes, CAS
GLPI YesNoYesNoNoYesNoNo
GNATS Un­knownUn­knownUn­knownUn­knownUn­knownNoUn­knownUn­known
Helix ALM YesOptionalNoOptionalNoYesNoYes - custom DLL, SAML
HP Quality Center NoNoNoNoNoYesNoUn­known
Jira YesNoNoYesYesYesYes, via plugin [117] [118] Yes, via Crowd [119]
MantisBT YesNoNoYes [120] Yes [121] YesUn­knownNo
Microsoft Dynamics CRM Un­knownUn­knownUn­knownUn­knownUn­knownYesUn­knownUn­known
org-mode Un­knownUn­knownUn­knownUn­knownUn­knownNoUn­knownUn­known
OTRS YesYesYesUn­knownUn­knownYesUn­knownUn­known
Phabricator YesNoYesNoYesYesNoNo
Redmine YesYes [122] YesYes [123] NoYesYes, via Apache (using mod_rails)No
Request Tracker YesUn­knownUn­knownYes [124] Un­knownYes [125] Un­knownYes [126]
Roundup YesUn­knownYes [127] Yes [128] Un­knownYesYes [129] Yes [130]
StarTeam Un­knownUn­knownUn­knownUn­knownUn­knownNoUn­knownUn­known
Supportworks Un­knownUn­knownUn­knownUn­knownUn­knownYesUn­knownUn­known
SysAid YesNoNoNoNoYesNoYes, CAS
Team Foundation Server Un­knownUn­knownUn­knownUn­knownUn­knownYesUn­knownUn­known
Trac YesOptional [114] NoOptional [115] NoYesUn­knownNo
TrackerSuite.Net YesNoNoNoNoYesNoNo
Tuleap YesNoNoYesYesYesNoNo
Twproject YesUn­knownUn­knownUn­knownUn­knownYesUn­knownYes, Simple container auth.
Wrike Un­knownUn­knownUn­knownUn­knownUn­knownYesUn­knownUn­known
YouTrack YesNoYesYesYesYesUn­knownYes: JIRA account
Zammad YesNoNoNoYesYesYesYes: Twitter, Facebook, Google, Microsoft 365
System Form based Public key cryptography Two-factor OpenID OAuth LDAP Shibboleth Others

Containers

SystemDocker ImageHelm chart
Apache Bloodhound Un­knownUn­known
Assembla TicketsUn­knownUn­known
Axosoft Un­knownUn­known
Bugzilla Yes (Not official) [131] Yes [132]
Debbugs Un­knownUn­known
Faveo Helpdesk Un­knownUn­known
FogBugz Un­knownUn­known
Fossil Un­knownUn­known
FusionForge Un­knownUn­known
GLPI Un­knownUn­known
GNATS Un­knownUn­known
Helix ALM Un­knownUn­known
HP Quality Center Un­knownUn­known
Jira Un­knownUn­known
MantisBT Yes (Not official) [133] Un­known
Microsoft Dynamics CRM Un­knownUn­known
org-mode Un­knownUn­known
OTRS Un­knownUn­known
Phabricator Un­knownUn­known
Redmine Yes (Official) [134] Yes (Bitnami) [135]
Request Tracker Un­knownUn­known
Roundup Yes (Official) [136] Un­known
StarTeam Un­knownUn­known
Supportworks Un­knownUn­known
SysAid Un­knownUn­known
Team Foundation Server Un­knownUn­known
Trac Un­knownUn­known
TrackerSuite.Net Un­knownUn­known
Tuleap Un­knownUn­known
Twproject Un­knownUn­known
Wrike Un­knownUn­known
YouTrack Un­knownUn­known
Zammad YesYes
SystemDocker ImageHelm chart

See also

Notes

  1. Debian's bug tracking system was in place as soon as 1994 according to Ian Jackson's Debbugs webpage. However, Debbugs, as a generic ITS engine, was only uploaded to Debian as version 1 in January 1999.
  2. The Ruby on Rails console can be used to manually create tickets or replies

References

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  31. 1 2 System has a plugin API to allow integration with other products
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  49. Edit a JIRA Issue at the same time by two Users result in last save wins
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  52. Jenkins
  53. Commercial plugin available (Redmine Reporting)
  54. "Redmine".
  55. Free plugin available (Redmine PostgreSQL Search)
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  57. Redmine Feature #8691 Better handling of issue update conflict
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  59. Needs a third-party extension (RT-Extension-SLA)
  60. RT can be extended through Perl extensions, see for example RTX:: modules on MetaCPAN.org
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  64. Borland
  65. 5005 API exists but is undocumented
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  76. "SLAs and Escalations • Features | Zammad". Zammad Website: SLA Feature. Retrieved 18 December 2020.
  77. "Fast Full-text Search • Features | Zammad". Zammad Website: Full-text search Feature.
  78. "Overview of Features | Zammad". Zammad Features. Retrieved 18 December 2020.
  79. 1 2 "List of Mylyn connector extensions". Wiki.eclipse.org. 2011-08-23. Retrieved 2011-10-21.
  80. 1 2 "Pluggable email handler for Trac". Trac Hacks. Retrieved 3 April 2013.
  81. "email2trac utilities". SURF SARA. Retrieved 28 February 2014.
  82. 1 2 3 "Tasktop Dev for Visual Studio". Visual Studio Gallery. Archived from the original on 2016-08-22. Retrieved 2016-08-08.
  83. "XML-RPC doesn't work in IIS". Mozilla. 7 December 2011. Archived from the original on 3 August 2014. Retrieved 21 March 2014.
  84. "HP ALM Explorer Add-in". HP. Archived from the original on 2012-06-20. Retrieved 2012-03-23.
  85. "QcMylyn". Sourceforge.net. 2010-11-15. Retrieved 2011-10-21.
  86. Using JIRA on a mobile device
  87. By third-party extension: plugins.atlassian.com
  88. Launchpadlib is a Python client library for the Launchpad RESTful API.
  89. Feature #19097: Responsive layout for mobile devices - Redmine
  90. "REST API for Request Tracker". Wiki.bestpractical.com. Retrieved 2011-10-21.
  91. "XML-RPC access to Roundup". roundup-tracker.org. Retrieved 11 November 2016.
  92. Through 5005 API, but is undocumented
  93. #11953 (Responsive design for user interface) – The Trac Project
  94. Introducing YouTrack Mobile
  95. "Youtrack.mylyn.connector". Alexander Marchuk. Archived from the original on 5 November 2014. Retrieved 5 November 2014.
  96. "Request Tracker RSS support". Wiki.bestpractical.com. 2011-10-14. Retrieved 2011-10-21.
  97. 1 2 "FeedGeneration". wiki.roundup-tracker.org. 2009-02-01. Retrieved 2018-07-14.
  98. 1 2 via the PerforcePlugin
  99. via the Mercurial SCM Plug-In For Axosoft
  100. "Git Bugzilla Extension". Theoldmonk.net. 2007-06-03. Retrieved 2011-10-21.
  101. "Mercurial Bugzilla Extension". Mercurial.selenic.com. 2010-08-28. Archived from the original on 2011-10-08. Retrieved 2011-10-21.
  102. Visual SourceSafe, Vault
  103. Fossil
  104. 1 2 "Defect Tracking Gateway". Perforce. Retrieved 2012-01-10.
  105. No diff, just virtual version numbers.
  106. There is an unsupported plugin for associating issues with ClearCase check-ins for an outdated version of JIRA. ClearCase support through Atlassian FishEye has been removed in all versions since April 2012. End of Support Announcement for IBM ClearCase
  107. Commit Policy Plugin integrates JIRA with Bitbucket Server (formerly known as Atlassian Stash), in addition to Subversion, Git and Mercurial.
  108. via the SourceHgWeb plugin Archived 2012-03-02 at the Wayback Machine
  109. newly supported
  110. via the bzr-tfs plugin
  111. via the SVNBridge
  112. 1 2 3 4 5 6 7 Via TeamCity integration
  113. Visual SourceSafe, Team Foundation Server, Borland StarTeam
  114. 1 2 "SSL Authentication Plugin". giel. 2009-07-01. Retrieved 2010-05-27.
  115. 1 2 "OpenID Authentication Plugin". Dalius Dobravolskas. 2010-05-27. Archived from the original on 2010-06-02. Retrieved 2010-05-27.
  116. "Bugzilla:OpenID Auth Plugin". Rob Lanphier. 2013-03-30. Retrieved 2015-05-07.
  117. "Jira 3.8". Archived from the original on 2012-05-22. Retrieved 2012-08-01.
  118. "Jira 4.x". Archived from the original on 2016-03-05. Retrieved 2020-07-26.
  119. "Connecting to Crowd or Another JIRA Server for User Management - JIRA 6.4 EAP - Atlassian Documentation".
  120. "MantisBT bug #8199: Add Open ID support". MantisBT. 2009-01-15. Retrieved 2010-05-27.
  121. "MantisBT bug #11219: Provide OAuth inter-application authentication "tokens" mechanism". MantisBT. 2010-05-27. Retrieved 2010-05-27.
  122. "Redmine SSL Auth plugin". Jorge Bernal. 2010-01-09. Retrieved 2010-05-27.
  123. "Redmine Feature #699: OpenID login". Redmine. 2009-02-11. Retrieved 2010-05-27.
  124. Needs a third-party extension (RT-Authen-OpenID on MetaCPAN.org)
  125. Needs a third-party extension (RT::Authen::ExternalAuth)
  126. See available extensions
  127. HOTP/TOTP
  128. developed by bugs.python.org team
  129. See wiki page on ShibbolethLogin
  130. Supports AUTHORIZATION header/var from front end authenticating web server/proxy.
  131. "Bugzilla Docker image".
  132. "Bugzilla Helm chart". GitHub . 10 April 2020.
  133. "MantisBT Docker image".
  134. "Redmine Official Docker Image".
  135. "Bitnami redmine chart".
  136. "Roundup Tracker Docker Image".