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Project Open vs Redmine vs Trello System Properties Comparison

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Editorial information provided by Project Management Zone
SystemsProject Open  Xexclude from comparisonRedmine  Xexclude from comparisonTrello  Xexclude from comparison
Description]project-open[ is a project management and collaboration tool, available as open source community edition, commercial enterprise edition and as web-based service.Open source, web-based project management and issue tracking tool.Trello is a web-based project management and collaboration tool based on Kanban-like lists.
CategoryProject Planning
Issue Management
Project Collaboration
Project Planning
Issue Management
Project Collaboration
Project Planning
Project Collaboration
Project Management Zone Rankinginfomeasures the popularity of Project Management SystemsScore 0.95
Rank #241
Score 54.81
Rank #21
Score 815.09
Rank #5
DeveloperProject Open Business SolutionsTrelloinfoowned by Atlassian, originally by Fog Creek Software
Websiteproject-open.comredmine.orgtrello.com
Technical documentationproject-open.com/­enredmine.org/­projects/­redmine/­wiki/­Guidehelp.trello.com
Social network pages
Twitter370followers
Facebook2,096likes
LinkedIn1,308followers
Facebook124,205likes
LinkedIn48,208followers
Twitter187,095followers
Initial release200320062011
LicenseOpen Sourceinfoproject-open "Free License" and "mixed source" model
Commercial
Web-based service (SaaS)infoSoftware-as-a-Service model
Open SourceinfoGPL 2Web-based service (SaaS)infoSoftware-as-a-Service model
Web-based architectureyesyesyes
Programming languageTCLRubyinfoRuby on Rails
Operating systemsAIX
Linux
NetBSD
OS X
Solaris
Windows
Linux
OS X
Unix
Windows
Mobile appsnoAndroid
iOS
Windows Phone
Android
iOS
APIinfoApplication Programming InterfaceyesyesinfoRESTyesinfoREST
Multi-useryesyesyes
Authentication mechanismPassword
LDAPinfoLightweight Directory Access Protocol
OTPinfoOne Time Passwords
Active Directory
Password
LDAPinfoLightweight Directory Access Protocol
Password
Google sign-on
NotificationsEmailEmail
RSS feeds
Email
Mobile push
Project Planning Properties
Hierarchical tasksinfoSupport for parent-child relationships of tasksyesyesno
Recurring tasksinfoSupport for definition of tasks that occur repeatedlynoyesinfovia pluginno
Milestone trackinginfoMilestones indicate the completion of major deliverables, normally by completing a set of tasksyesyesinfovia pluginno
Task dependenciesinfoDependencies between tasks are logical relationships that restrict the sequence of task executions, e.g. one task must be completed before another task can startyesyesno
Critical path managementinfoThe critical path method calculates the set of tasks that cannot be delayed without increasing the project's duration, taking into account task dependenciesyesyesinfovia pluginno
Critical chain managementinfoThe critical chain method expands the critical path method by additionally taking resource constraints into accountnonono
Gantt chartsinfoBar chart to visualize a project's tasks and milestones scheduleyesyesnoinfoavailable via 3rd party tools
PERT chartsinfoNetwork diagrams according to Program Evaluation Review Techniquenonono
BaselinesinfoSupport for creating and using snapshots of a project's plan in terms of cost, scope and schedule yesyesinfovia pluginno
Resource managementinfoSupport for managing a project's human and/or non-human resourcesyesyesinfovia pluginno
Resource levelinginfoSupport for optimizing the allocation of a project's resourcesnoinfosupport for manual resource levelingnono
Time trackinginfoSupport for estimating and monitoring the time spent on a project's tasksyesyesno
Cost trackinginfoSupport for monitoring a project's expensesyesyesinfovia pluginno
Earned value managementinfoSupport for tracking a project's performance and progress via earned value measurementsyesyesinfovia pluginno
Risk managementinfoSupport for identifying and keeping track of project risks and risk-related activitiesyesyesinfoavailable via 3rd-party pluginsno
Scrum supportinfoSupport for typical Scrum techniques such as sprints, backlogs and burn-down chartsyesinfoScrum processes can be supported by appropriate manual configurationyesinfovia pluginno
Kanban supportinfoSupport for typical Kanban techniques such as visualization of tasks on boards using cardsyesinfoKanban processes can be supported by appropriate manual configurationyesinfovia pluginyes
Project portfolio management infoSupport for collectively managing a set of current or proposed projects, e.g. by evaluation and prioritization of projectsyesnono
Issue Management Properties
Hierarchical issuesyesyes
Custom fieldsyesyes
Custom workflowsyesyes
Project Collaboration Properties
Project wikiyesyesno
Discussion forumyesyesyesinfoconversations
Online chatnoyesinfovia pluginno
Audio conferencingnonono
Video conferencingnonono
Screen sharingnonono
Calendar sharingyesnonoinfointegration with external calendar tools is possible
Contact sharingyesnono
Document sharingyesyesyesinfocard attachments
File versioningnoyesinfovia pluginno

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More Resources
Project OpenRedmineTrello
Project Management Zone blog posts

Trello is the Project Management System of the Year for the third year in a row
3 January 2019, Matthias Gelbmann

Trello is the Project Management System of the Year for the second year in a row
4 January 2018, Matthias Gelbmann

Trello is the Project Management System of the Year
4 January 2017, Matthias Gelbmann

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