🩺 Vitals
- 📦 Version: 2.1.1 (Released 2026-04-18)
- 🚀 Velocity: Active (Last commit 2026-04-18)
- 🌟 Community: 12.0k Stars · 1.3k Forks
- 🐞 Backlog: 444 Open Issues
🏗️ Profile
- Official: planka.app
- Source: github.com/plankanban/planka
- License: Fair Use License (Non-OSS)
- Deployment: Docker | SaaS
- Data Model: PostgreSQL
- Jurisdiction: Germany 🇩🇪 / EU 🇪🇺 (PLANKA Software GmbH)
- Compliance (SaaS): N/A (Undisclosed)
- Compliance (Self-Hosted): GDPR Ready
- Complexity: Low (2/5) - Docker Compose with PostgreSQL
- Maintenance: Low (2/5) - Standard Node.js app update cycle
- Enterprise Ready: Medium (3/5) - Real-time boards, OIDC SSO, Markdown — external collaboration and advanced views gated behind Pro
1. The Executive Summary
What is it? Planka is a real-time Kanban board designed as a self-hosted Trello alternative. Source code is publicly available on GitHub, but it is governed by a custom "Fair Use License" — not an OSI-approved open-source license. The Community tier covers internal organizational use at no cost, while external collaboration, calendar views, recurring cards, and custom branding require a paid Pro license (from €7.20/user/month). PLANKA Software GmbH is incorporated in Germany, providing EU jurisdiction and GDPR alignment by default.
The Strategic Verdict:
- 🔴 For Organizations Needing Cross-Company Collaboration: STOP. The Fair Use License explicitly prohibits sharing accounts with third parties for business purposes and forbids operating Planka as a hosted service for commercial gain. Collaborating with external contractors, partners, or clients on Planka boards requires purchasing a Pro license. "Source on GitHub" does not mean "open source."
- 🟢 For Internal Teams Wanting a Sovereign Kanban Board: Strong Buy. The Community tier delivers real-time boards, Markdown cards, file attachments, and OIDC SSO at zero license cost — self-hosted on EU-friendly Docker infrastructure with full data ownership.
2. The "Hidden" Costs (TCO Analysis)
| Cost Component | Trello (SaaS) | Planka (Self-Hosted) |
|---|---|---|
| License Fee | Per-user SaaS pricing | $0 (Community — internal use only) |
| External Collaboration | Included | Pro License Required (from €7.20/user/mo) |
| Calendar / Map Views | Power-Ups required | Pro License Required |
| Data Sovereignty | Atlassian Cloud (US jurisdiction) | 100% Self-Owned |
3. The "Day 2" Reality Check
🚀 Deployment & Operations
- Installation: Docker Compose with PostgreSQL 16. Standard two-container deployment — application server and database. Official documentation covers both stable and nightly channels.
- Scalability: Node.js backend with real-time WebSocket sync scales vertically for most team workloads. High-availability deployments require external load balancing and PostgreSQL replication outside the default Docker stack.
🛡️ Security & Governance (Risk Assessment)
- Jurisdiction & EU Advantage: PLANKA Software GmbH is incorporated in Kempten, Germany, placing all development and commercial operations within EU jurisdiction. No US parent entity, no CLOUD Act exposure. The shareholder (HBE Capital GmbH) is also German-domiciled. For European digital sovereignty mandates, this is a structural advantage over Trello (Atlassian — US-headquartered, subject to compelled government disclosure under US law).
- The Compliance Shift: Self-hosting transfers infrastructure security entirely to the operator — database encryption at rest, backup management, server patching, and network access controls. Planka provides application-level GDPR readiness, but the vendor does not publish SOC 2 or ISO 27001 certifications for its hosted Community tier. Organizations processing sensitive project data should treat the self-hosted path as the only governance-safe deployment option.
- License Risk (The "Open Source" Trap): This is the critical risk. Planka is not open-source software. The "Fair Use License" (v1.1) explicitly prohibits operating Planka as a hosted service for third parties and forbids cross-company account sharing without a commercial Pro license. Organizations that assume "source on GitHub" equals "open source" may inadvertently violate the license by sharing boards with external contractors, partners, or clients. Permitted uses: personal/hobby, internal organizational, non-profit, and educational. Anything beyond that boundary requires purchasing Pro.
4. Market Landscape
🏢 Proprietary Incumbents
- Trello: The canonical Kanban board. Teams evaluate Planka to eliminate Atlassian's per-seat SaaS fees and regain data sovereignty over board and task data — but must accept the Fair Use License restrictions.
- Asana: The enterprise task coordination platform. Organizations migrate when they need a simpler, EU-hosted Kanban experience without Asana's pricing complexity at scale.
🤝 Open Source Ecosystem
- Plane: AGPL-3.0-licensed project tracker with a Linear-like experience. Genuinely open source, unlike Planka's source-available model, with broader feature scope beyond pure Kanban.
- Huly: EPL-2.0-licensed all-in-one project management. Offers Kanban boards alongside docs, time tracking, and HR modules — heavier but more comprehensive and truly open source.