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Project Open vs Trello System Properties Comparison

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Our visitors often compare Project Open and Trello with OpenProject, Redmine and Odoo.

Editorial information provided by Project Management Zone
SystemsProject Open  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.Trello is a web-based project management and collaboration tool based on Kanban-like lists.
CategoryProject Planning
Issue Management
Project Collaboration
Project Planning
Project Collaboration
Project Management Zone Rankinginfomeasures the popularity of Project Management SystemsScore 0.80
Rank #243
Score 812.61
Rank #6
DeveloperProject Open Business SolutionsTrelloinfoowned by Atlassian, originally by Fog Creek Software
Websiteproject-open.comtrello.com
Technical documentationproject-open.com/­enhelp.trello.com
Social network pages
Twitter376followers
Facebook117,051likes
LinkedIn27,739followers
Twitter177,327followers
Initial release20032011
LicenseOpen Sourceinfoproject-open "Free License" and "mixed source" model
Commercial
Web-based service (SaaS)infoSoftware-as-a-Service model
Web-based service (SaaS)infoSoftware-as-a-Service model
Web-based architectureyesyes
Programming languageTCL
Operating systemsAIX
Linux
NetBSD
OS X
Solaris
Windows
Mobile appsnoAndroid
iOS
APIinfoApplication Programming InterfaceyesyesinfoREST
Multi-useryesyes
Authentication mechanismPassword
LDAPinfoLightweight Directory Access Protocol
Active Directory
Password
Google sign-on
NotificationsEmailEmail
Mobile push
Project Planning Properties
Hierarchical tasksinfoSupport for parent-child relationships of tasksyesno
Recurring tasksinfoSupport for definition of tasks that occur repeatedlynono
Milestone trackinginfoMilestones indicate the completion of major deliverables, normally by completing a set of tasksyesno
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 startyesno
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 dependenciesnono
Critical chain managementinfoThe critical chain method expands the critical path method by additionally taking resource constraints into accountnono
Gantt chartsinfoBar chart to visualize a project's tasks and milestones scheduleyesnoinfoavailable via 3rd party tools
PERT chartsinfoNetwork diagrams according to Program Evaluation Review Techniquenono
BaselinesinfoSupport for creating and using snapshots of a project's plan in terms of cost, scope and schedule yesno
Resource managementinfoSupport for managing a project's human and/or non-human resourcesyesno
Resource levelinginfoSupport for optimizing the allocation of a project's resourcesnoinfosupport for manual resource levelingno
Time trackinginfoSupport for estimating and monitoring the time spent on a project's tasksyesno
Cost trackinginfoSupport for monitoring a project's expensesyesno
Earned value managementinfoSupport for tracking a project's performance and progress via earned value measurementsyesno
Risk managementinfoSupport for identifying and keeping track of project risks and risk-related activitiesyesno
Scrum supportinfoSupport for typical Scrum techniques such as sprints, backlogs and burn-down chartsnoinfomany Scrum processes can be supported by appropriate manual configurationno
Kanban supportinfoSupport for typical Kanban techniques such as visualization of tasks on boards using cardsnoyes
Project portfolio management infoSupport for collectively managing a set of current or proposed projects, e.g. by evaluation and prioritization of projectsyesno
Issue Management Properties
Hierarchical issuesyes
Custom fieldsno
Custom workflowsyes
Project Collaboration Properties
Project wikiyesno
Discussion forumyesyesinfoconversations
Online chatyesno
Audio conferencingnono
Video conferencingnono
Screen sharingnono
Calendar sharingyesnoinfointegration with external calendar tools is possible
Contact sharingyesno
Document sharingyesyesinfocard attachments
File versioningnono

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More Resources
Project OpenTrello
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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