Best Open Source Alternatives to Monday.com in 2026
Best Open Source Alternatives to Monday.com in 2026
Monday.com charges $9-19/seat/month for project management that boils down to boards, timelines, and automations. Open source alternatives now match most of those features while giving you full data control. Here's what works.
TL;DR
Plane is the best Monday.com alternative for software teams — modern UI, cycles, modules, and active development. Taiga wins for agile teams needing Scrum/Kanban. OpenProject is the enterprise choice with Gantt charts and time tracking. Leantime is ideal for non-technical teams wanting simplicity.
Key Takeaways
- Plane offers the most modern UX — feels like Linear, covers boards/lists/timelines/spreadsheets
- Taiga is the strongest agile tool — built-in Scrum with sprints, burndown charts, and epics
- OpenProject is enterprise-grade — Gantt charts, budgets, time tracking, and meeting management
- Leantime targets non-technical teams — lean methodology with simple interface and goal tracking
- Focalboard is lightweight — single-binary kanban from the Mattermost team (pairs well with Mattermost)
- Cost savings are massive — Monday.com Pro at $19/seat × 25 users = $5,700/year; self-hosting = $120-240/year
The Comparison
| Feature | Monday.com | Plane | Taiga | OpenProject | Leantime |
|---|---|---|---|---|---|
| Price | $9-19/seat/mo | Free (OSS) | Free (OSS) | Free (OSS) | Free (OSS) |
| Self-hosted | No | Yes | Yes | Yes | Yes |
| Kanban boards | ✅ | ✅ | ✅ | ✅ | ✅ |
| List/table view | ✅ | ✅ | ✅ | ✅ | ✅ |
| Timeline/Gantt | ✅ | ✅ | Basic | ✅ (best) | Basic |
| Sprints/cycles | Add-on | ✅ | ✅ (best) | ✅ | ❌ |
| Time tracking | Add-on | Coming | ❌ | ✅ (best) | ✅ |
| Custom fields | ✅ | ✅ | ✅ | ✅ | Basic |
| Automations | ✅ | Basic | Webhooks | ❌ | ❌ |
| API | ✅ | ✅ | ✅ | ✅ | Basic |
| Docs/wiki | ✅ | ✅ | Wiki | ✅ | ❌ |
| Integrations | 200+ | Growing | Limited | 30+ | Limited |
| GitHub/GitLab | Add-on | ✅ | ✅ | ✅ | ❌ |
1. Plane
The modern, developer-friendly project management tool.
- GitHub: 30K+ stars
- Stack: Next.js, Django, PostgreSQL
- License: AGPL-3.0
- Deploy: Docker, one-click cloud
Plane is what Monday.com would look like if it were built by developers in 2025. The interface is clean and fast — multiple views (board, list, table, timeline, spreadsheet), cycles for sprint planning, modules for feature grouping, and built-in pages for documentation.
Standout features:
- Issues with priorities, labels, estimates, and custom properties
- Cycles (sprints) with progress tracking and burndown
- Modules for organizing features across cycles
- Pages with rich text editing (like Notion-lite)
- GitHub/GitLab integration for PR linking
- Inbox for triaging incoming issues
- Views with custom filters and grouping
Best for: Software teams, startups, anyone who likes Linear's approach but wants self-hosted.
2. Taiga
The best open source tool for agile teams.
- GitHub: 13K+ stars
- Stack: Python (Django), Angular
- License: MPL-2.0
- Deploy: Docker, manual
Taiga is purpose-built for agile development. It has the best Scrum implementation of any open source PM tool — proper sprints with velocity tracking, burndown charts, user stories with acceptance criteria, and epics for cross-sprint features.
Standout features:
- Full Scrum: backlog, sprints, burndown charts, velocity
- Kanban with WIP limits
- User stories with tasks and acceptance criteria
- Epics for multi-sprint features
- Wiki for project documentation
- Custom attributes and issue types
- Import from Jira, Trello, Asana, GitHub
Best for: Agile/Scrum teams, teams migrating from Jira, development teams that follow formal agile methodology.
3. OpenProject
Enterprise project management with Gantt charts and budgets.
- GitHub: 10K+ stars
- Stack: Ruby on Rails, Angular
- License: GPL-3.0
- Deploy: Docker, packages, manual
OpenProject is the heavyweight — it does everything. Gantt charts with dependency management, time tracking with cost reports, meeting management, budgets, and formal project phases. It's what you choose when you need traditional PM for cross-functional teams.
Standout features:
- Interactive Gantt charts with drag-and-drop
- Time tracking and cost reporting
- Budget management per project
- Meeting management (agendas, minutes)
- BIM/BCF support for construction
- LDAP/SSO integration
- Baseline comparisons for schedule tracking
Best for: Enterprise teams, construction/engineering, organizations needing formal PM with budgets and time tracking.
4. Leantime
Simple project management for non-technical teams.
- GitHub: 5K+ stars
- Stack: PHP, MySQL
- License: AGPL-3.0
- Deploy: Docker, shared hosting
Leantime strips away complexity and focuses on what non-technical teams actually need — goals, milestones, tasks, and timesheets. It uses lean and design thinking methodology rather than agile/scrum terminology, making it accessible to marketing, operations, and creative teams.
Standout features:
- Goal tracking with OKRs
- Milestone-based planning
- Kanban boards and to-do lists
- Timesheets and time tracking
- Client portal for external sharing
- Simple drag-and-drop interface
- Ideas board for brainstorming
Best for: Non-technical teams, small businesses, freelancers, teams that find Jira/Linear overwhelming.
5. Focalboard
Lightweight kanban from the Mattermost team.
- GitHub: 22K+ stars
- Stack: Go, React, TypeScript
- License: MIT (personal) / Mattermost license (enterprise)
- Deploy: Single binary, Docker
Focalboard is the simplest option — a single binary that gives you kanban boards, tables, and calendars. It integrates natively with Mattermost for team chat + PM in one stack. Runs as a standalone app or personal desktop app.
Standout features:
- Board, table, gallery, and calendar views
- Single binary deployment (no database needed for personal use)
- Mattermost integration (chat + boards in one)
- Desktop app available (Windows, Mac, Linux)
- Import from Trello, Asana, Notion
Best for: Small teams, personal use, Mattermost users, anyone wanting the simplest possible PM tool.
Cost Comparison
| Team Size | Monday.com Pro | Plane (Self-Hosted) | OpenProject (Self-Hosted) |
|---|---|---|---|
| 5 users | $95/month | $5-10/month (VPS) | $5-10/month (VPS) |
| 10 users | $190/month | $10/month | $10/month |
| 25 users | $475/month | $20/month | $20/month |
| 50 users | $950/month | $30/month | $30/month |
| 100 users | $1,900/month | $50/month | $50/month |
Decision Guide
Choose Plane if:
- You're a software team that values modern UX
- You want something that feels like Linear
- You need GitHub/GitLab integration
- Active community and fast development matter to you
Choose Taiga if:
- You follow agile/Scrum methodology seriously
- You need burndown charts and velocity tracking
- You're migrating from Jira
- User stories and epics are core to your workflow
Choose OpenProject if:
- You need Gantt charts and dependency management
- Time tracking and budgets are essential
- You're in construction, engineering, or formal PM environments
- You need LDAP/SSO for enterprise deployment
Choose Leantime if:
- Your team isn't technical
- You want the simplest possible PM tool
- Goal tracking and OKRs matter more than sprint velocity
- You need client-facing portals
Choose Focalboard if:
- You want the lightest possible solution
- You're already using Mattermost
- Personal or very small team use
- You just need boards and lists, nothing more
Compare open source project management tools on OSSAlt — features, GitHub activity, deployment options, and community health side by side.