Project Module
Odoo Project + Timesheets
Odoo Project handles project management, timesheets, project costing, billing (fixed-price + T&M + retainer), WIP recognition, and project P&L — unified with the rest of the ERP. Sufficient for professional services, agencies, consulting firms, construction (with extensions), and any business where projects are the core revenue model.
Last reviewed:
What it is
**Project structure**: projects with phases, tasks with sub-tasks, dependencies, milestones, Gantt + Kanban + Calendar + List views. **Timesheets**: time tracking per task, per project, per employee, mobile app for on-site time capture. **Budgets**: project budgets per cost type (labour / materials / sub-contractor / overhead). **Costing**: actual vs budget, project P&L in real time, employee cost rates per role. **Billing**: fixed-price (lump sum), T&M (timesheet-based), retainer (recurring), milestone (percentage of completion), prepaid. **Revenue recognition**: ASC 606 / IFRS 15 compliance for project revenue, WIP accounting, deferred revenue. **Integration**: project from Sales quote, materials from Purchase, time from HR, expenses from Expense, billing to Accounting.
Why it matters
Most service businesses outgrow basic time-tracking (Harvest, Toggl, FreshBooks) when project P&L matters more than basic time billing. Specialist project tools (Workday Professional Services / Mavenlink / Kantata / NetSuite OpenAir) are expensive at USD 80–200/user/month. Odoo Project unifies project management + timesheets + billing + accounting natively, included in Enterprise Custom (USD 38/user/month). For professional services firms 10–500 users, this is meaningful TCO advantage.
Features
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Multi-view project management
Kanban, Gantt, Calendar, List, Timeline views — switch per user preference. Drag-and-drop task management.
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Timesheets (web + mobile)
Time tracking per task / project / employee. Mobile app for field / on-site time capture. Approval workflows. Bulk entry. Stopwatch for live tracking.
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Project budgets + cost tracking
Budgets per cost type (labour / materials / sub-contractor / overhead). Real-time actual vs budget. Employee cost rates per role. Vendor cost capture.
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Real-time project P&L
Project profit and loss calculated live from timesheets, materials, sub-contractor costs, expenses, vs billing. Margin per project visible to project managers.
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Multiple billing models
Fixed-price, T&M (timesheet-based), retainer (recurring), milestone (percentage of completion), prepaid. Different rules per project; even within a single project.
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Revenue recognition (ASC 606 / IFRS 15)
Project revenue recognised per appropriate method: completed contract, percentage of completion, milestone, time-and-materials. WIP accounting handled.
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Resource planning
Capacity planning per employee / role. Forecasting vs allocated time. Gantt-based resource scheduling.
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Integration with Sales + Purchase
Project created from Sales quote / order. Materials purchased via Purchase orders linked to project. Expenses captured against project.
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Customer portal
Customers see project progress, timesheets, milestones, billing through self-service portal. Reduces project-status inbound queries.
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Multi-currency project billing
Project costs in local currency, billing in customer currency, with appropriate FX gain / loss accounting.
How it works
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Process discovery
Interview project leads, PMs, finance. Document project lifecycle, billing models, current pain points. Output: project-management spec.
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Configuration
Project templates per service type, task templates, billing rules per template, employee cost rates, approval workflows.
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Active-project migration
Current active projects migrated with WIP balances, remaining budget, milestone status, customer billing schedule.
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Training + pilot
Project managers + timesheet users trained. Pilot 1–2 projects on Odoo while existing projects continue on legacy. Iterate.
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Full cutover
All new projects on Odoo. Existing projects either migrate or finish on legacy. Customer portal launched.
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Stabilisation
30-60 days post-cutover. First fully Odoo project billing cycle. Project P&L reporting validated by finance.
Deployment timeline
Standard Project + Timesheets implementation: 6–10 weeks fixed-price. With complex billing rules + revenue recognition: 8–14 weeks. Construction-specific with WIP + retainage: 10–18 weeks. Project add to existing Odoo: 4–8 weeks.
Best for
Professional services firms (consulting, agencies, IT services, accounting, law) 10–500 users. Construction (with construction-specific extensions). Project-based manufacturing (custom equipment, project engineering). Any business where projects are the revenue model, not just orders.
Frequently asked questions
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How does Odoo Project compare to Mavenlink / Kantata?
Comparable functional coverage for professional services. Mavenlink / Kantata edge Odoo on advanced resource planning + project forecasting at enterprise scale. Odoo wins on unified ERP (no sync to accounting / sales) and cost (included in Enterprise Custom vs USD 80–200/user/month specialist tool).
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Can it handle construction projects (WIP, retainage, certified payroll)?
Native: WIP accounting, milestone billing, project P&L. Extensions: USA construction (AIA billing G702/G703, retainage, certified payroll) need configuration or partner add-ons. UK / EU / India construction handled with appropriate configuration. See /compare/odoo-vs-acumatica for Acumatica Construction comparison.
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Does it integrate with Jira / Asana / ClickUp?
Integration available but most Odoo Project customers consolidate task management onto Odoo. Jira makes sense for software-dev-heavy teams. Asana / ClickUp sync via Zapier / Make.com for businesses with established workflows there.
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What about timesheet approvals?
Multi-level approval workflows. Daily / weekly approval cadence. Time-sheet reminders. Approval can be delegated when manager is unavailable.
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Can we bill in multiple currencies?
Yes — multi-currency project billing with appropriate FX handling. Project costs typically in local currency, customer billing in customer currency.
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Does it support recurring retainer billing?
Yes — recurring retainer with hour bucket per period, overage handling, retainer rollover rules. Common for ongoing services contracts.
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What about ASC 606 / IFRS 15 for project revenue?
Yes — appropriate revenue recognition method per project (completed contract, percentage of completion, time-and-materials, milestone). WIP accounting native. Sufficient for typical mid-market service businesses.
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Can customers see project progress?
Yes — customer portal shows project status, milestones, time logged, billing. Reduces project-status inbound queries meaningfully.
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Can we migrate from Harvest / Toggl / FreshBooks?
Yes — historical timesheet data migrates. Active projects with WIP balances migrate. Going forward, the new project-management + billing workflow runs on Odoo.
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What's the implementation cost?
Single-currency project + timesheets: USD 15,000–35,000 fixed-price. With complex billing + WIP + multi-currency: USD 25,000–60,000. Construction-specific: USD 35,000–80,000.
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What's the first step?
30-minute scoping call. Bring: industry, employee count, project volume / cycle, current PM tool, billing models, top operational pains.