Physical products side hustle ideas

10 ideas

• Physical products

  Hardware security keys with partners

  Launched hardware security keys with partners, working on it part time at first.

  Over $10kOnline

  Hacker News, 2021
• Physical products

  Twitter bot with related merchandise

  A bot that posts a space-weather graph and built a following, which led to selling related t-shirts.

  Hands-offOnline

  Hacker News, 2019
• Physical products

  Multi-camera trigger system for photo booths

  Designed hardware and an iPhone app that remotely control arrays of cameras. Sold mainly to photo booth operators.

  Hacker News, 2019
• Physical products

  Custom signs for businesses with online designer

  Sells custom signs to businesses, with an online sign creator for simple designs and help with more complex ones. A supplier makes and ships the signs.

  Part-timeOnline

  Hacker News, 2019
• Physical products

  Custom writing pads matched to handwriting

  A website where customers tailor a writing pad to their handwriting style, sold as a physical product.

  Online

  Hacker News, 2019
• Physical products

  Staff paper notebooks for musicians

  Designs and sells music notebooks with generated staff lines, using scripts to produce the print-ready PDF. Sold online and the owner is working on getting stores to carry them.

  Hacker News, 2019
• Physical products

  Print-on-demand patent artwork store

  Turned public patent drawings into wall art images, cleaned up by a hired assistant and batch processed. An online store sends orders to a print and fulfillment service automatically.

  Hands-offOnline

  Hacker News, 2016
• Physical products

  Resell SSL certificates online

  Runs a site that resells SSL certificates. Margins are thin because support requests eat into profit, so the owner would rather sell an own product.

  Online

  Hacker News, 2016
• Physical products

  Designed t-shirts printed on quality apparel

  Designed t-shirts and had them printed on higher quality apparel, selling them through a dedicated website.

  Online

  Hacker News, 2011
• Physical products

  Sensor-to-serial hardware device

  A small hardware device that reads digital sensors and outputs data through a serial connection, sold to customers.

  Online and in person

  Hacker News, 2011