Yes, both GitLab and Planview LeanKit offer a Free Trial.
GitLab is designed for Large Enterprises, Medium Business and Small Business.
Planview LeanKit is designed for Large Enterprises, Medium Business and Small Business.
Pricing for GitLab Starts at $19/User/Month whereas for Planview LeanKit Starts at $20/User/Month.
Some top alternatives to GitLab includes Codeship, Semaphore, CircleCI, Bamboo, AutoRABIT CI, Buildkite, CloudBees Core, Travis CI and Bitbucket.
Some top alternatives to Planview LeanKit includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Jira, Wrike, Teamwork, ProWorkflow, Workep, Kanbanize, Projectworks, Projectplace, Quick Base, Kanban Tool, Kanban Zone and KanbanFlow.