Whether you like to design as a hobby or want to make it your professional career, you need a portfolio that shows your work. It is difficult though to find projects to put into your portfolio if you have not done work for clients yet. Fortunately, there are enough design challenges out there for you to take on. In these challenges, you often create 1 of something everyday for a period based on a professional brief or description from a fake client. Here is a list of challenges you can do and add as projects to your portfolio.
36 Days of Type
Design a letter or number everyday in your style
Create a logo daily for 30 days based on a realistic client brief.
Create an User Interface design daily for 30 days based on a realistic client brief.
Design a logo everyday for 50 days based on a realistic client brief.
Design a User Interface element everyday for 100 days based on a realistic client brief.
Every October, artists all over the world do one ink drawing a day for the entire month.
March of Robots
Every March, artists around the world draw a robot illustration each day for 31 days.