This is one of the most popular free alternatives. It identifies your top 5 "strengths" using a model similar to CliftonStrengths. It is widely used by individuals and teams for quick, actionable feedback.
Many organizations use StrengthsFinder for team building. If your company focuses on professional development, you might be able to take the assessment through a corporate license.
Understanding the strengths of your peers helps in delegating tasks and reducing conflict.
“What do I do that seems effortless for me but hard for others?”
Use this if you already know your strengths (e.g., from a past employer or class).