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

31 ideas

  • Services and freelancing
    The operator audits the landing pages of established trades companies, offers AI-built funnels and booked-job systems, and wins clients through a free case-study build, mail and local meetups.
    Part-timeOnline
    The Startup Ideas Podcast, 2026
  • Services and freelancing
    Writing and editing articles for companies that pay for human experience and voice, with AI tools used as helpers. Clients come from Upwork and cold outreach.
    Under $100Part-timeOnline
    The Koerner Office, 2026
  • Services and freelancing
    Writing jingles for plumbers, roofers and pest control companies, then running them as skippable YouTube ads in the client's area. AI music and voice tools now replace the studio.
    Online
    The Koerner Office, 2026
  • Services and freelancing
    The 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-offOnline
    Corey Ganim (YouTube), 2026
  • Services and freelancing
    The 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.
    Online
    Corey Ganim (YouTube), 2026
  • Services and freelancing
    The operator sets up one AI agent as an administrative helper for a small business, hosts and monitors it, and coaches the owner on working with it. The coaching proved necessary after infrastructure-only setups did not stick with clients.
    Online
    Build With AI, 2026
  • Services and freelancing
    The consultant interviews the owner of one business process, documents how it runs, cuts the wasted steps, and hands over current and future process maps. Automating the redesigned process is sold as a separate follow-on.
    Under $100Part-time
    Corey Ganim (YouTube), 2026
  • Services and freelancing
    The operator organizes a client's promises, decisions, projects and preferences into a set of linked markdown notes that AI tools can read, then keeps it current with ingest and review routines. It is sold as the first engagement because later automations depend on it.
    Under $100Online
    Build With AI, 2026
  • Services and freelancing
    Writes technical documentation and grant proposals, matching funding sources to institutions.
    Under $100Online
    Hacker News, 2026
  • Services and freelancing
    The agency helps software firms get recommended by AI chat tools by cleaning up a source-of-truth site and getting listed on the pages those tools cite. Clients are mid-size SaaS companies.
    Online
    The Side Hustle Show, 2026
  • Services and freelancing
    Trains custom image generation models for customers on request using an automated pipeline, charging per commission.
    Online
    Hacker News, 2024
  • Services and freelancing
    A file manager supporting many storage protocols. Earns by building custom plugins such as authentication layers.
    Online
    Hacker News, 2024
  • Services and freelancing
    Writes custom automation runbooks for networks and provides a web platform where customers run them.
    Part-timeOnline
    Hacker News, 2021
  • Services and freelancing
    Sells commissioned art, licenses existing work from a large catalog, and puts designs on print-on-demand sites for low-effort extra income.
    Online
    Hacker News, 2021
  • Services and freelancing
    Builds and schedules automations for small businesses, using knowledge gained in a day job about common business pain points.
    Online
    Hacker News, 2019
  • Services and freelancing
    Does adult webcam work with an established base of private clients, using it as flexible fallback income between jobs.
    A few hours a weekOnline
    Hacker News, 2019
  • Services and freelancing
    Translates books about magic, often old ones found along the way, for an editor. It began as a hobby and now pays.
    Under $100Part-time
    Hacker News, 2019
  • Services and freelancing
    A CTO with hiring experience helps founders figure out who they need to hire and how to approach them, including finding co-founders.
    Under $100Part-timeOnline
    Hacker News, 2019
  • Services and freelancing
    Runs an audio engineering business, mixing and mastering music across many genres for new and experienced artists.
    Over $10kPart-timeOnline
    Hacker News, 2019
  • Services and freelancing
    Writes articles for other people, often on topics outside the writer's own expertise, as one of several side gigs.
    Under $100Online
    Hacker News, 2019
  • Services and freelancing
    A solo lawyer takes referral clients for small legal jobs like setting up LLCs, winding down or selling a business, and reviewing NDAs, charging less than larger firms.
    Under $100
    Hacker News, 2019
  • Services and freelancing
    Does software consulting for a previous workplace after leaving it, adjusting the rate each year for inflation.
    Under $100Part-timeOnline
    Hacker News, 2019
  • Services and freelancing
    Cleans messy Excel data for companies and sometimes builds simple web apps to replace the spreadsheets. Bills per row, flat fee or hourly depending on the project.
    Under $100Part-timeOnline
    Hacker News, 2019
  • Services and freelancing
    Offers business strategy consulting to startups using topographical business maps. Aims to help avoid costly mistakes and support fundraising.
    Part-timeOnline
    Hacker News, 2019
  • 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
  • Services and freelancing
    Does enterprise software consulting in the evenings.
    Under $100Online
    Hacker News, 2014
  • Services and freelancing
    Does social media and blog content for a jewelry company from home and subcontracts the work to a lower-cost writer.
    Under $100Online
    Hacker News, 2014
  • Services and freelancing
    Runs a blog that has brought a steady flow of consulting opportunities.
    Under $100Online
    Hacker News, 2014
  • Services and freelancing
    Did site-to-WordPress theme conversions for clients, finding them through targeted AdWords ads.
    $100 to $1kPart-timeOnline
    Hacker News, 2011
  • Services and freelancing
    Offers a service that helps startups write short, clear descriptions of their product for sites and their own pages.
    Online
    Hacker News, 2011
  • Services and freelancing
    A solo consultant interviews a small business owner about daily pain points, runs the recording through AI to match problems to existing software, and delivers a short written report plus a walkthrough call. It is sold as a fixed-price diagnosis, and the buyer can then hire the consultant for the follow-up work.
    Under $100Part-timeOnline
    The Startup Ideas Podcast