Idea

Freemium And Open Source

Freemium and Open Source Ideas

Ask the data real businesses · real revenue · cited

Matching your filters

15 businesses

100% founder-reported, the rest researched

<$10K

$10K+

$50K+

$100K+

$1M+

Median revenue

$20K /mo

Middle half earn $8K – $100K/mo

How they grow

Business models

Showing 15 of 15 case studies

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Built With

Automated kubernetes management

Kubernetes made easy - save time, money, and resources using the Syself platform

syself.com

—

AI social media scheduler

AI-powered writing and scheduling tool for social media

typefully.com

$100K /mo Reported

Flexible workspace search platform

"Online platform for flexible office space solutions."

theofficeproviders.com

$10K /mo Reported

Minimalist newsletter software

Newsletter platform for creators and bloggers.

buttondown.email

$1K /mo Reported

Reverse job board platform

Reverse job board for Ruby on Rails developers

railsdevs.com

$10K /mo Reported

Low-code micro-app builder

Low-code platform for building micro-apps.

marsx.dev

$100K /mo Reported

Contract creation platform

AI-powered contract creation for non-lawyers.

legislate.tech

$5K /mo Reported

Fullstack permissions service

"Fullstack permissions service for developers."

permit.io

—

Branding kits for startups

Pre-made brand packages for startups.

indiebrands.io

$1K /mo Reported

Data extraction API service

API for effortless web data extraction.

scrapingant.com

$20K /mo Reported

Open-source live support tool

Open-source live chat platform for companies.

livehelperchat.com

$8K /mo Reported

White-label crypto exchange platform

White-label platform for launching customizable crypto exchanges.

hollaex.com

$40K /mo Reported

Scheduling api for developers

Scheduling API for seamless developer integration.

spurwing.io

$50K /mo Reported

Seo-focused rendering service

SEO optimization tool for JavaScript websites.

prerender.io

$200K /mo Reported

Cloud headless browser service

Browser automation infrastructure API for developers and AI agents

browserless.io

$300K /mo Reported

Idea	Revenue	Model	Growth	Customers	Tools	Details	Solo score A 0–100 estimate of how well-suited a business is to being run solo (or very lean). It blends team leanness, business model, growth channels, capital intensity, revenue per operator, tooling leverage and recency into one score. Higher = more solopreneur-friendly.
Automated kubernetes management syself.com Kubernetes made easy - save time, money, and resources using the Syself platform	—	Automation +1	Word of mouth Organic social media +1	Startup Founders +4	CU	Founded 2020 · 11 people · $300 to start	69	Build this
AI social media scheduler typefully.com AI-powered writing and scheduling tool for social media	$100K /mo Reported	Freemium +1	Product Hunt Hacker News +1	Content Creators +3		Founded 2021 · 2 co-founders · Built in 90 days	70	Build this
Flexible workspace search platform theofficeproviders.com "Online platform for flexible office space solutions."	$10K /mo Reported	Agency +4	Word of mouth Brand Authenticity +1	Small Business Owners +4	CU +41	Founded 2018 · 3 people · $2K to start	60	Build this
Minimalist newsletter software buttondown.email Newsletter platform for creators and bloggers.	$1K /mo Reported	SaaS +1	Word of mouth Referral Program +1	Independent Creators +3	+8	Founded 2016 · Solo founder · $100 to start	79	Build this
Reverse job board platform railsdevs.com Reverse job board for Ruby on Rails developers	$10K /mo Reported	Marketplace +2	Word of mouth Organic social media	Ruby on Rails Developers +2	PO +4	Founded 2021 · Solo founder · $500 to start	60	Build this
Low-code micro-app builder marsx.dev Low-code platform for building micro-apps.	$100K /mo Reported	Marketplace +1	Word of mouth Advertising on social media +1	Tech-savvy entrepreneur... +8	DI	Founded 2020 · 15 people · $300K to start	50	Build this
Contract creation platform legislate.tech AI-powered contract creation for non-lawyers.	$5K /mo Reported	Subscription +3	Word of mouth SEO	Non-lawyers creating co... +8		Founded 2020 · 12 people · $200K to start	61	Build this
Fullstack permissions service permit.io "Fullstack permissions service for developers."	—	Digital Products & Courses +3	Word of mouth Advertising on social media +1	Developers at Large Ent... +7	+2	Founded 2020 · 14 people · Israel	66	Build this
Branding kits for startups indiebrands.io Pre-made brand packages for startups.	$1K /mo Reported	Digital product +6	Advertising on social media Email marketing +1	Startup Founders +6	NE +1	Founded 2021 · 2 co-founders · $400 to start	70	Build this
Data extraction API service scrapingant.com API for effortless web data extraction.	$20K /mo Reported	SaaS +3	Affiliate program Referral Program +1	E-commerce Websites +7	+14	Founded 2020 · 2 people · Built in 30 days	76	Build this
Open-source live support tool livehelperchat.com Open-source live chat platform for companies.	$8K /mo Reported	Consulting +3	Word of mouth Referral Program +1	Small Business Owners +4	+19	Founded 2009 · Solo founder · Built in 180 days	74	Build this
White-label crypto exchange platform hollaex.com White-label platform for launching customizable crypto exchanges.	$40K /mo Reported	Open source +5	Word of mouth Brand Authenticity +1	Entrepreneurs +5	+17	Founded 2017 · 13 people · $10K to start	61	Build this
Scheduling api for developers spurwing.io Scheduling API for seamless developer integration.	$50K /mo Reported	Api +3	Word of mouth Advertising on social media +1	Software Developers +6		Founded 2020 · 3 people · $100K to start	50	Build this
Seo-focused rendering service prerender.io SEO optimization tool for JavaScript websites.	$200K /mo Reported	SaaS +1	Word of mouth Advertising on social media +1	Developers interested i... +6		Founded 2013 · 4 people · Built in 30 days	76	Build this
Cloud headless browser service browserless.io Browser automation infrastructure API for developers and AI agents	$300K /mo Reported ▲ 300% · 32 mo	SaaS +1	Word of mouth SEO	Developers +2	+15	Founded 2017 · Solo founder · $500 to start	87	Build this

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