Yes, both GitHub and Toggl Plan offer a Free Trial.
GitHub is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Toggl Plan is designed for Medium Business and Small Business.
Pricing for GitHub Starts at $4/User/Month whereas for Toggl Plan Starts at $8/User/Month when Billed Yearly.
Some top alternatives to GitHub includes LiveCode, Codeanywhere, Visual Studio IDE, CodeinCloud, GitLive, Microsoft Azure, GitLab, CodeSee and Bitbucket.
Some top alternatives to Toggl Plan includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Freshbooks, Wrike, TeamGantt, Rutamsoft Project Management, Asana, Teamwork, ProjectManager.com, Worksuite, Trackboard, RationalPlan, Plan, Quick Base, Resource Guru, TaskBlast and Taskiem.