All Side Hustle Ideas
Every idea links to its source

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
Publications
14
publications and shows
Categories
8
categories

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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 data

307 ideas, page 4 of 7

  • Software and apps
    A subscription tool that watches DNS zones for changes and alerts the owner, keeping a revision history. Aimed at people who manage DNS for clients.
    Online
    Hacker News, 2016
  • Software and apps
    Built a document management and review web app for a large company and gets a monthly maintenance fee, needing very little time each month.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Built a tool that takes a keyword, translates it into many languages and shows available .com domains. It has earned some revenue from users.
    Hands-offOnline
    Hacker News, 2016
  • Content and media
    A website comparing prices for domain extensions across registrars. Earns through registrar affiliate commissions and paid data downloads.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Software for protecting source code with encryption, built to meet the owner's own need when existing products were very expensive. It has produced steady income for years with a small remote team.
    Online
    Hacker News, 2016
  • Content and media
    A small project built for fun that earns a little from display ads and has grown slowly.
    Under $100Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Lets a couple of people use a personal instance of an open source program they run, so they do not have to host it themselves, in exchange for a small monthly fee.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    A desktop tool that shrinks images without visible quality loss. Offered as a free version with paid upgrades, plus plugins for design software.
    Online
    Hacker News, 2016
  • Software and apps
    A lossless screen recording app for macOS sold through the Mac App Store and its own site. Adds features like animated GIF export to keep sales coming in.
    Online
    Hacker News, 2016
  • Directories and marketplaces
    Sold a few domains at a profit and then launched a site selling high-quality startup names to fund other ventures.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Built an online exam preparation platform for aspiring medical students together with a sibling. Once launched it needed very little upkeep and sold access to students.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Runs a multiplayer Boggle-style game online. It earns from advertising and paid memberships.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Develops watch faces for Android Wear and sells them as paid apps on the Play Store.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Publishes native apps and games along with HTML5 games, earning from app store sales. Income has declined as the stores have changed.
    Online
    Hacker News, 2016
  • Software and apps
    Runs a set of small web apps for learning music notes, non-Latin alphabets and languages with flash cards. Income comes from ads and paid premium plans.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Sells a productivity app that grows through users sharing it with friends, and is developing a related subscription product based on customer feedback.
    Online
    Hacker News, 2016
  • Physical products
    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
  • Content and media
    A website with a searchable product catalog that earns from Amazon affiliate links.
    Hands-offOnline
    Hacker News, 2016
  • Services and freelancing
    Started a shared hosting company so existing clients could move away from big, confusing hosts. Customers pay hosting fees.
    Online
    Hacker News, 2016
  • Digital products
    Designed watch faces for a smartwatch and sold them at the lowest price in the store. Sales were strong at first, then copies appeared and they pulled the apps.
    Under $100Online
    Hacker News, 2016
  • Directories and marketplaces
    A community site where hobbyist voice actors connect and find work. It started by accident and now earns a steady monthly income.
    Online
    Hacker News, 2016
  • Content and media
    Published a how-to post on single sign-on between two business platforms on an old blog and added AdSense. Earns small ad revenue from search visitors.
    Under $100Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Built online prep resources for UK medical school entrance exams. Students pay for access, mostly in the months before the exams.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    A service where customers text a photo and a physical postcard is mailed. Built with a web framework and an SMS API, and paid per postcard.
    Hands-offOnline
    Hacker News, 2016
  • Content and media
    A network of automated accounts that gather tech meetups and conferences for each city and tweet them, plus a weekly mailing list. Money comes from affiliate fees for conferences and workshops and from ad blocks in the newsletter.
    Online
    Hacker News, 2016
  • Software and apps
    Built a service that delivers updates for private WordPress plugins and themes, which developers otherwise find painful to manage. Customers pay for the service.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Sells a watermarking tool, and also runs a multi-week video productivity course that is paid for each time a new class fills.
    Online
    Hacker News, 2016
  • Services and freelancing
    Designs websites for clients and hosts them on cloud infrastructure, collecting monthly web and email hosting fees.
    Hands-offOnline
    Hacker News, 2016
  • Services and freelancing
    Built an automated system for deploying webshops for a web agency owner, in exchange for a fee on each shop deployed. The income ended when the client retired.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Builds small single-purpose mobile apps such as calculators and a flashlight. Some are sold for a fee and others earn from in-app ads.
    Hands-offOnline
    Hacker News, 2016
  • Content and media
    Maintains a documentation website for a jQuery plugin and earns a small amount from a single ad placed on it.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    A service that generates website thumbnails automatically. The owner bought it from another person, kept developing it, and earns from its customers.
    Online
    Hacker News, 2016
  • Software and apps
    Built a set of web tools for converting between data formats like CSV. Income comes mostly from Google ads plus an occasional affiliate link.
    A few hours a weekOnline
    Hacker News, 2016
  • Software and apps
    Runs a website that helps people practice music notation. It has earned steadily for years.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    A tool that started as a way to create your own Hacker News style site and grew into software for creating, managing and growing online communities.
    Online
    Hacker News, 2016
  • Content and media
    Runs a website that interviews developers and entrepreneurs about how they earn from their projects. Revenue comes mainly from sponsors.
    Online
    Hacker News, 2016
  • Software and apps
    Runs a free tool that lets people make colored maps of countries and regions. Income comes from display ads and occasional donations.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Sells a game for iPad through the App Store, which sold with almost no ongoing effort until app updates were needed for new platform requirements.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    Maintains a free open source gem for running test suites in parallel and sells a paid pro version of it. Revenue comes from pro subscriptions.
    Online
    Hacker News, 2016
  • Software and apps
    Built a mobile app that tracks commuter rail trains in real time. Downloads spike whenever the transit system has service problems.
    Online
    Hacker News, 2016
  • Software and apps
    Builds small web tools that solve narrow business problems, often around obscure shipping forms or data formatting chores. Income comes from display ads on the tools that get found.
    Hands-offOnline
    Hacker News, 2016
  • Software and apps
    A paid RSS reader that is open source and runs on a managed cloud platform. Users pay a subscription handled through a payment processor, and it needs almost no ongoing effort.
    Hands-offOnline
    Hacker News, 2016
  • Digital products
    Teaches people the Swift language with a self-written book and an online coding exercise platform. Money comes from selling these products.
    Hands-offOnline
    Hacker News, 2016
  • Content and media
    Built a site that forces Google Maps links into a chosen language. Ad revenue covers its hosting.
    Hands-offOnline
    Hacker News, 2014
  • Digital products
    Developed payment gateway and product feed extensions for online store platforms and sells them.
    Hands-offOnline
    Hacker News, 2014
  • Digital products
    Wrote an add-on for the ExpressionEngine CMS and sells it through a marketplace.
    Under $100Hands-offOnline
    Hacker News, 2014
  • Software and apps
    Builds and sells many iPhone apps, with updates and freelance on the side.
    Hands-offOnline
    Hacker News, 2014
  • Software and apps
    Built a minimalist wine catalog app for iPhone, sold as a paid app.
    Hands-offOnline
    Hacker News, 2014