Side hustle ideas from people who actually run them
Real side businesses, described by their owners. Filter by cost, time and how they earn.
- Ideas
- 651 ideas
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- 14 publications and shows
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- Files sold online: templates, printables, ebooks, stock photos, fonts, presets, plugins, recorded courses
- A web app, SaaS, mobile app, browser extension, bot or API that people pay for or that earns from ads
- A blog, niche website, newsletter, YouTube channel, podcast or social account that earns from ads, affiliate links or sponsors
- Making, printing or reselling physical goods, online or in person
- Doing work for clients for a fee: freelance, consulting, done-for-you services, repairs, local services
- Earning from something you own: renting property, rooms, equipment, vehicles, parking, vending machines, domains
- A job board, listings site, directory or marketplace that connects buyers and sellers
- Live tutoring, lessons, workshops, coaching or cohort classes
Matching ideas
About the data105 ideas, page 1 of 3
- Services and freelancingThe operator gathers one client's documents, structures them, and loads them into a custom GPT or Claude project so a specific audience can ask it questions instead of the owner. The example was a business broker whose buyers queried the assistant about a listing.Under $100Hands-offOnlineCorey Ganim (YouTube), 2026
- Services and freelancingThe operator replaces a repeated manual process with an automation built on off-the-shelf tools such as Zapier, Make or Asana, usually after a short diagnostic. It is charged as a one-off project, with a walkthrough video and a how-to-fix document handed over.OnlineCorey Ganim (YouTube), 2026
- Software and appsBuilds browser extensions that fix common site annoyances. Revenue comes from them, helped by search-friendly names and store reviews.Under $100Hands-offOnlineHacker News, 2024
- Software and appsA minimalist Android launcher distributed free, with a paid pro version.OnlineHacker News, 2024
- Digital productsA template for a note-taking app with a user guide and video course based on the owner's personal system, sold to customers.Hands-offOnlineHacker News, 2024
- Content and mediaPublishes personal notes from nonfiction books on a site and earns some money from it.OnlineHacker News, 2024
- Software and appsBuilt a compression tool that was slow to compress but fast to decompress and licensed it to big software vendors who shipped floppy disks.Hands-offHacker News, 2022
- Software and appsWrote embedded software and earned a royalty on every device shipped for many years.Hands-offOnlineHacker News, 2022
- Software and appsBuilds small apps and games for niche audiences and earns by adding paid features and selling ad space.OnlineHacker News, 2022
- Physical productsPut cartoon T-shirt designs about software error messages on craft sites.Under $100Hands-offOnlineHacker News, 2022
- Digital productsSells a curated list of places to promote side projects, for makers wanting traffic, directly through Gumroad.Under $100Hands-offOnlineHacker News, 2021
- Content and mediaBuilt a site comparing glasses retailers that earns affiliate commissions.Under $100Hands-offOnlineHacker News, 2021
- Software and appsA paid Mac App Store app that grew out of a personal need for a Safari extension that refreshes tabs automatically.Hands-offOnlineHacker News, 2021
- Physical productsEarns twice-yearly royalties from a published book and small licensing deals for translations in other countries.Hands-offOnlineHacker News, 2019
- Digital productsCompiles articles and tips from a newsletter into ebooks sold on Leanpub and Amazon.OnlineHacker News, 2019
- Content and mediaA long-running blog on frontend topics that earns from ads and search visitors with only occasional new posts.Hands-offOnlineHacker News, 2019
- Digital productsBuilt a level design package and sells it on the Unity Asset Store, relying on organic discovery.Hands-offOnlineHacker News, 2019
- Content and mediaMoved all past writing behind Medium's paywall and removed calls to action to qualify for distribution. Earns a monthly share from reader time.Under $100Hands-offOnlineHacker News, 2019
- Software and appsCollects small monthly support on Patreon for a niche open source game.Under $100OnlineHacker News, 2019
- Digital productsSells a boutique Jekyll theme aimed at software people and academics, with a free base version and a paid version.Under $100Hands-offOnlineHacker News, 2019
- Physical productsWrote a regular expressions pocket reference for a technical publisher, earning ongoing royalties.Hands-offOnlineHacker News, 2019
- Digital productsSells a Ruby book on a self-publishing platform, first in the owner's native language and now being translated to English.Under $100Hands-offOnlineHacker News, 2019
- Digital productsWrites and sells books about programming, currently covering Angular and related tools, with little promotion.Hands-offOnlineHacker News, 2019
- Digital productsWrote introductory programming tutorials and sells them as ebooks on Leanpub.Under $100Hands-offOnlineHacker News, 2019
- Digital productsCreated sticker sets for a popular messaging app and earned from their sales.Under $100OnlineHacker News, 2019
- Physical productsDesigns t-shirts with jokes for machine learning and data science fans and sells them through a print-on-demand storefront.Under $100Hands-offOnlineHacker News, 2019
- Digital productsSells a harmonica instruction book and science fiction short story collections on Amazon, and also sells stories to magazines.Under $100Hands-offOnlineHacker News, 2019
- Digital productsWrites travel and lifestyle books and sells them as ebooks and print on demand on Amazon and Apple. Little ongoing work after publishing.Hands-offOnlineHacker News, 2019
- Content and mediaA niche blog about getting a professional engineering license, carrying affiliate links to a prep package seller. Earns passively from affiliate commissions.Hands-offOnlineHacker News, 2019
- Content and mediaA video published years ago that YouTube keeps recommending, paying out ad revenue with no promotion by the owner.Hands-offOnlineHacker News, 2019
- Physical productsRuns an online clothing store where ordering and fulfillment are automated. Sells meme shirts and promotes through social media only.Hands-offOnlineHacker News, 2019
- Software and appsBuilt a stock trading model for personal use, then published it on a platform where subscribers pay to follow it. Subscribers take responsibility for any trades.Hands-offOnlineHacker News, 2018
- Digital productsTranslates well-regarded public domain works into English and sells them as ebooks. Finding niche topics is the key.Under $100Hands-offOnlineHacker News, 2018
- Digital productsWrote and self-published an e-book about CSS that has kept selling a year after launch.Hands-offOnlineHacker News, 2018
- Digital productsWrote an ebook on starting and growing a subscription box business, drawn from running one. Sold through Gumroad, Amazon and iBooks, and still sells a little each month.Under $100Hands-offOnlineHacker News, 2018
- Digital productsA small shop selling pre-production, storyboard and film treatment templates through an online marketplace.Under $100Hands-offOnlineHacker News, 2018
- Content and mediaA football tipping website built on WordPress that earns from paid memberships and sponsored posts.Hands-offOnlineHacker News, 2018
- Content and mediaA blog about earning a professional engineering license in a niche with little coverage. Income comes from an affiliate deal with a company selling licensing prep packages.Hands-offOnlineHacker News, 2018
- Content and mediaRuns a blog about watch straps featuring photography from brands and custom leather makers plus interviews. Income comes from affiliate links.OnlineHacker News, 2018
- Physical productsCreates sports-themed apparel designs sold through a print-on-demand marketplace, starting with a niche. Fulfillment times and prices have been the main obstacle.Under $100Hands-offOnlineHacker News, 2017
- Digital productsDesigned responsive device mockups and sells them on a graphics marketplace. Sales were strong early on and have tapered off since.Hands-offOnlineHacker News, 2016
- Physical productsDesigned a printed upgrade for a worn part in a popular coffee grinder and sells it through a print-on-demand marketplace. Traffic comes from a repair guide on a fix-it site.Hands-offOnlineHacker News, 2016
- Content and mediaWrote a blog about the process of getting a professional engineering licence, which draws search traffic. Earns from ads and affiliate referrals to a seller of exam prep materials.Under $100Hands-offOnlineHacker News, 2016
- Digital productsWrote and published an e-book on Amazon about saving money so you can work less and pursue goals.Under $100Hands-offOnlineHacker News, 2016
- Digital productsWrote an ebook aimed at bootcamp graduates looking for their first developer job. It sells directly and through partnerships with a couple of online bootcamps.Under $100Hands-offOnlineHacker News, 2016
- Physical productsUploaded humorous fan designs to a print-on-demand merchandise site and earns small royalties when items sell.Under $100Hands-offOnlineHacker News, 2016
- Content and mediaA small project built for fun that earns a little from display ads and has grown slowly.Under $100Hands-offOnlineHacker News, 2016
- Content and mediaWrote a how-to guide for bypassing an ISP's required modem and router, and recommends a tested router through an Amazon affiliate link. Costs almost nothing to host.Hands-offOnlineHacker News, 2016