Yes, both GitHub and Hygger offer a Free Trial.
GitHub is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Hygger is designed for Large Enterprises, Medium Business and Small Business.
Pricing for GitHub Starts at $4/User/Month whereas for Hygger Starts at $7/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 Hygger includes Smartsheet, Miro, Process Street, Wrike, Notion, TeamGantt, monday.com, Teamwork, ProjectManager.com, ProWorkflow, Workep, Projectworks, WiseTeam, Quick Base, ClickUp, Height and Project Insight.