Plane vs Linear vs OpenProject

Compared on	Plane Free plan · from $6/seat/mo VisitRemove	Linear Free plan · from $10/user/mo VisitRemove	OpenProject Open source · cloud from $7.25/user/mo VisitRemove
What it is	Open-source project management and wiki with AI agents, on Plane's cloud or self-hosted, including air-gapped	Issue tracking and product planning for software teams, with a built-in agent that can write code	Open-source project management with Gantt charts, agile boards and cost tracking, self-hosted or EU cloud
Free plan	Up to 12 users; projects and work items, cycles and modules, five layouts, intake, estimates and project pages; available on cloud or self-hosted	Unlimited members, 2 teams, 250 issues, 10MB file uploads; includes the agent platform, Linear Agent and MCP access	Community edition: free and open source, self-hosted on your own servers, no minimum users, community support; Enterprise add-ons are not included
Cheapest paid plan	$6/seat/mo billed annually (Pro)Plane pricing	$10/user/mo billed annually (Basic)Linear pricing	$7.25/user/mo billed annually (Basic)OpenProject pricing
What it covers	$6 per seat a month billed yearly or $8 billed monthly, on cloud or self-hosted. Includes 500 AI credits per seat a month (reset monthly, no rollover) and 5 guests per paid member.	$10 per user a month billed yearly; 5 teams, unlimited issues and file uploads, admin roles, Loops. Billed for unsuspended users. Coding sessions and Loops use prepaid AI credits on top.	$7.25 per user a month on a 1-year subscription; the 1-month period (Cloud Basic only) costs $1.25 more per user. Minimum 5 users in the cloud; users are added in steps of 5. Multi-year subscriptions get months free.
Free trial	Two-week free trial of Pro or Business	None stated	14-day free trial of Enterprise cloud, or a 14-day trial licence key for Enterprise on-premises
Platforms	Web, macOS, Windows, iOS, Android	Web, macOS, Windows, iOS, Android, API	Web, Linux, API
Integrations (vendor's figure)	50+ tools, including Slack, GitHub and Figma	Not stated	Integrations with Nextcloud, XWiki, OneDrive and SharePoint, GitHub and GitLab
Open source	Yes, self-hostable	No	Yes, self-hostable
Good for	Teams moving off Jira that want an open-source or self-hosted option Software teams running sprints with docs next to the work Regulated organisations that need on-premises or air-gapped deployment	Software product teams planning cycles and roadmaps Engineering teams that assign issues to coding agents Startups that want an issue tracker with a usable free tier	Organisations that must keep project data on their own servers Public sector and EU organisations that need data sovereignty Classic or hybrid projects that mix Gantt planning with agile boards
Watch out for	The free plan is limited to 12 users Paid features on a self-hosted instance need a licence key bought from Plane's Prime portal AI credits are per seat, reset monthly and do not roll over	The free plan is capped at 250 issues and 2 teams The pricing page shows only yearly-billed prices, although the docs say monthly billing is available Coding sessions and Loops draw on a prepaid AI credit balance on top of seat fees	Paid plans have user minimums: 5 for Cloud Basic, 25 for Professional, 100 for Premium and 250 for Corporate Monthly billing is only offered for Cloud Basic, at $1.25 more per user The MCP server, SSO and team planner are Enterprise add-ons, not part of the free Community edition
Made by	Plane Software, Inc.	Linear Orbit, Inc.	OpenProject GmbH

Entry prices are the cheapest paid plan, as each vendor publishes it; “What it covers” says what that price is per (a user, a channel, a brand, a number of contacts). The sources are listed on each tool's page.

Every tool in project management tools is on its category page, with the written head-to-heads on Compare.