Yes, both GitHub and Nifty Project Management offer a Free Trial.
GitHub is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Nifty Project Management is designed for Individuals, Large Enterprises, Medium Business and Small Business.
The starting price of GitHub begins at $4/User/Month, while pricing details for Nifty Project Management are unavailable.
Some top alternatives to GitHub includes LiveCode, Codeanywhere, Visual Studio IDE, CodeinCloud, GitLive, Microsoft Azure, GitLab, CodeSee and Bitbucket.
Some top alternatives to Nifty Project Management includes Smartsheet, Miro, Process Street, Wrike, Notion, TeamGantt, Zoho Projects, Teamwork, ProjectManager.com, ProProfs Project, Microsoft Project, GanttPRO, ProWorkflow, nTask, Quick Base, ClickUp and Height.