All Side Hustle Ideas
Software and apps

Tool to convert CSV and JSON into SQL

Runs a web tool that migrates data from files like CSV, JSON and XML into MySQL databases, sold to users who need conversions.

At a glance
Estimated by a classifier that read the source. The bar shows how sure it was.
Category
Software and apps
96% sure
x
Earns from
Subscriptions
78% sure
x
Startup cost (estimate)
$1k to $10kLow confidence
48% sure
x
Time it takes (estimate)
Part-timeLow confidence
45% sure
x
Where
Online
99% sure
x
Coding
Needs coding
98% sure
x
Source
Hacker NewsComment by wgx in “Ask HN: What is your passive income 2019?”, November 1, 2019

  • Software and apps
    A consumer app that teaches languages through music and singing. The founder tested the idea with viral content before building a simple first version and runs it solo.
    Online
    Starter Story, 2026
  • Software and apps
    An indie health and fitness app. The founder credits a repeatable marketing playbook built on paid ads, rather than the specific app, for its growth.
    $1k to $10kOnline
    Starter Story, 2026
  • Software and apps
    An iOS fitness app built to solve the founder's own problem at the gym. The founder had never shipped code before and grew it with content and a personal brand.
    $100 to $1kOnline
    Starter Story, 2026
  • Software and apps
    A gym app whose founder treats product development like a science experiment, using A/B tests and feature validation to decide what to build.
    Online
    Starter Story, 2026
  • Software and apps
    An AI tool that lets architects and designers generate realistic home renders in seconds. Revenue stayed flat for years until a single product pivot changed the business.
    Online
    Starter Story, 2026
  • Software and apps
    A marketing SaaS for indie developers. The founder shaped the product through a very large number of customer calls with the ideal customer.
    Online
    Starter Story, 2026