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OpenProject.org vs Trello

OpenProject.org lands on Depends, and Trello lands on Worth it.

Trello

trello.com

Worth it
Confidence: Medium

Buy if you are an individual or small team wanting visual, shared to-do boards . it scales from 2 to 2,000 users and is low-risk.

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OpenProject.org versus Trello
CompareOpenProject.orgTrello
VerdictDependsWorth it
Best forPublic institutions and enterprises needing on-premIndividuals and small teams
Who it's not forSmall teams wanting a simple to-do list . this is a heavy suiteAnyone who just needs a checklist . use a notes app
PrivacyTransparent CVE disclosure with external audits, but a real history: SQL injection, XSS, data exposure, and a Docker default-secret RCE . patch promptly.⁵No known public vulnerabilities found in the sources reviewed; Trello's security page did not load.13
Support qualityTrustpilot 4/5 but tiny 11-review sampleNo support evidence in sources
Public sentimentReviews skew positive on Capterra and GetApp, but G2 sits near 3.8/5 and some users find it heavier than they need.²Reviewed sources are almost entirely vendor marketing; no independent user ratings or complaints surfaced.11
Biggest gotchaSelf-hosting means you own patching; known CVEs make lagging updates genuinely riskyReviewed pages show no prices or tier limits . confirm current caps before committing.11

Pick OpenProject.org when

  • Public institutions and enterprises needing on-prem
  • Teams replacing expensive Jira/Atlassian stacks
  • Hybrid classic + agile project management
  • Organizations with data sovereignty requirements

When OpenProject.org is not a fit

  • Small teams wanting a simple to-do list . this is a heavy suite
  • Non-technical orgs with no admin capacity to run updates
  • Self-hosters unwilling to patch promptly . CVE history makes lag risky
  • Buyers needing hand-holding support; review base is thin

Pick Trello when

  • Individuals and small teams
  • Visual thinkers who like kanban boards
  • Personal to-do capture across devices
  • Light shared project tracking

When Trello is not a fit

  • Anyone who just needs a checklist . use a notes app
  • Enterprises needing resource planning, budgets, or Gantt charts
  • Dev teams wanting Jira-class sprint and backlog workflows
  • Buyers requiring documented security certifications before purchase

Sources

  1. OpenProject on GitHubgithub.com
    official
  2. OpenProject Capterra reviewscapterra.com
    review
  3. OpenProject Trustpilot reviewstrustpilot.com
    review
  4. OpenProject pricing breakdownxpay.sh
    review
  5. CVE-2019-11600 SQL injection advisorysec-consult.com
    security
  6. Statement on securityopenproject.org
    security
  7. r/selfhosted: simpler alternatives threadreddit.com
    review
  8. G2: OpenProject vs Twprojectg2.com
    review
  9. Plane vs OpenProjectplane.so
    review
  10. OpenProject Atlassian alternative blogopenproject.org
    official
  11. Trello homepage . to-dos, Inbox, Boards, Planner, pricing copytrello.com
    official
  12. Trello promo page . AI inbox capture, integrationstrello.com
    official
  13. Trello security page (did not load)trello.com
    security
  14. Medium . What is Trello overviewmedium.com
    review
  15. Key-G . practical guide to the Trello workflowkey-g.com
    review
  16. Pinterest . Trello email campaign illustrationpinterest.com
    news