Idea

Freemium And Open Source

Freemium and Open Source Ideas

Ask the data real businesses · real revenue · cited

Matching your filters

29 businesses

52% founder-reported, the rest researched

<$10K

$10K+

$50K+

$100K+

$1M+

Median revenue

$80K /mo

Middle half earn $5K – $200K/mo

How they grow

Business models

Showing 29 of 29 case studies

Sort By

Built With

Music production tool marketplace

E-commerce site selling music production software tools.

modernproducers.com

$200K /mo Reported

Digital sales room platform

Digital sales room software for B2B sales teams

dealpad.io

$200K /mo Reported

Contract creation platform

AI-powered contract creation for non-lawyers.

legislate.tech

$5K /mo Reported

Online business growth guide

Blog sharing online business strategies and income reports

onehourprofessor.com

$40K /mo Reported

Fullstack permissions service

"Fullstack permissions service for developers."

permit.io

—

Custom web app development

"IoT and web app development for enterprises."

dreamonkey.com

$30K /mo Reported

Open-source business intelligence tool

Open-source BI tool for data-driven enterprises.

helicalinsight.com

$80K /mo Reported

Browser-based creature hunting game

Free-to-play browser-based creature hunting MMORPG.

monstermmorpg.com

$200 /mo Reported

Freelancer training platform

Comprehensive training for aspiring Filipino freelancers.

fvaconsultancy.com

$1K /mo Reported

Advisor support platform

Comprehensive support services for independent financial advisors.

goodlifeco.com

$2M /mo Reported

End-to-end supply chain software

B2B supply chain automation and planning software.

inquizity.com

$30K /mo Reported

Natural skincare products

Natural soap brand empowering busy moms.

kmcessentials.square.site

$1K /mo Reported

Mindful meal planning app

Mindful meal planner app simplifying healthy eating.

aricoach.com

—

Online personal training platform

Online personal training for athletes and everyday people.

teamfflex.com

$80K /mo Reported

Online test prep courses

"Online test prep for construction inspector certifications."

sicerts.com

$100K /mo Reported

Next-gen collaborative spreadsheet

AI-powered spreadsheet tool for data analysis

rows.com

—

Open source document signing

Open-source document signing platform for secure and customizable solutions.

documenso.com

—

Omnichannel customer engagement tool

Omnichannel customer engagement and automation for SMBs.

whautomate.com

—

Relationship-building app

App for couples to grow and connect playfully.

coblossom.com

—

Podcast guest booking expert

Podcast for those aspiring to connect with top-tier visionaries.

dannymiranda.com

—

Skills-based hiring platform

"Skills-based hiring platform for technical roles."

codesignal.com

—

Conversation-based french app

"App teaching everyday French in 10 minutes daily."

frenchtogether.com

—

Open source feature flag tool

Open-source feature flagging for agile engineering teams.

flagsmith.com

—

Seo insights platform

SEO tool for efficient legal blogging.

blawgy.com

—

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.
Music production tool marketplace modernproducers.com E-commerce site selling music production software tools.	$200K /mo Reported	E Commerce +6	Word of mouth Advertising on social media +1	Independent Musicians +4	+20	Founded 2015 · Solo founder · $500 to start	60	Build this
Digital sales room platform dealpad.io Digital sales room software for B2B sales teams	$200K /mo Reported ▼ 69% · 31 mo	Subscription +4	Word of mouth Direct sales +1	B2B Software (SaaS) Org... +3		Founded 2021 · 12 people · $200K to start	55	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
Online business growth guide onehourprofessor.com Blog sharing online business strategies and income reports	$40K /mo Reported	Digital Products & Courses +8	Affiliate program Outsourcing +1	Entrepreneurs Looking t... +9	TH +2	Founded 2014 · 3 people · $100 to start	71	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
D Custom web app development dreamonkey.com "IoT and web app development for enterprises."	$30K /mo Reported	Services +3	Word of mouth Brand Authenticity +1	Enterprises +1	AW	Founded 2018 · 2 people · $40K to start	55	Build this
Open-source business intelligence tool helicalinsight.com Open-source BI tool for data-driven enterprises.	$80K /mo Reported	Digital Products & Courses +6	Word of mouth Direct sales +1	Enterprises +2		Founded 2016 · 42 people · $20K to start	47	Build this
Browser-based creature hunting game monstermmorpg.com Free-to-play browser-based creature hunting MMORPG.	$200 /mo Reported	Digital Products & Courses +6	Word of mouth Advertising on social media +1	Gamers +3	CU	Founded 2009 · Solo founder · $100 to start	69	Build this
Freelancer training platform fvaconsultancy.com Comprehensive training for aspiring Filipino freelancers.	$1K /mo Reported	Digital Products & Courses +7	Advertising on social media SEO +1	Entrepreneurs +5		14 people · $500 to start · Built in 60 days	47	Build this
Advisor support platform goodlifeco.com Comprehensive support services for independent financial advisors.	$2M /mo Reported	Services +9	SEO Word of mouth	Independent Financial A... +1	SA	Founded 2012 · 60 people · $500K to start	50	Build this
End-to-end supply chain software inquizity.com B2B supply chain automation and planning software.	$30K /mo Reported	Services +7	Affiliate program Word of mouth +1	Pharmaceutical Companies +17	EX	Founded 2011 · 25 people · $50K to start	51	Build this
Natural skincare products kmcessentials.square.site Natural soap brand empowering busy moms.	$1K /mo Reported	E Commerce +6	Word of mouth Advertising on social media +1	Mothers +3		Founded 2020 · Solo founder · $800 to start	64	Build this
Mindful meal planning app aricoach.com Mindful meal planner app simplifying healthy eating.	—	Digital Products & Courses +4	Word of mouth Direct sales +1	People Starting their F... +6	AD +41	Founded 2018 · Solo founder · Irvine, California, USA, United States	75	Build this
Online personal training platform teamfflex.com Online personal training for athletes and everyday people.	$80K /mo Reported	Services +4	Word of mouth Brand Authenticity +1	Athletes +3	CU	Founded 2014 · Solo founder · $500 to start	78	Build this
Online test prep courses sicerts.com "Online test prep for construction inspector certifications."	$100K /mo Reported	Digital Products & Courses +6	Word of mouth Pay Per Click Advertising +1	Construction Inspectors +3		Founded 2011 · Solo founder · $3K to start	65	Build this
Next-gen collaborative spreadsheet rows.com AI-powered spreadsheet tool for data analysis	—	Digital Products & Courses +3	Word of mouth Content marketing +1	Marketing Teams +2		Founded 2016 · 2 co-founders · SaaS	81	Build this
Open source document signing documenso.com Open-source document signing platform for secure and customizable solutions.	—	Subscription +3	Organic social media	Developers +3	NE +2	Founded 2022 · 2 co-founders · Australia Plains SA, Australia, Australia	74	Build this
Omnichannel customer engagement tool whautomate.com Omnichannel customer engagement and automation for SMBs.	—	Marketplaces & Platforms +4	Online Community Organic social media	Small Business Owners +2	CH RA	Founded 2023 · Solo founder · Singapore	84	Build this
Relationship-building app coblossom.com App for couples to grow and connect playfully.	—	Freemium & Upsells +2	SEO	Couples +2	CU	Founded 2021 · 2 co-founders · Wharton, TX, USA, United States	70	Build this
Podcast guest booking expert dannymiranda.com Podcast for those aspiring to connect with top-tier visionaries.	—	Advertising +4	Organic social media Email List Growth	Aspiring Podcasters +2		Founded 2020 · 2 people · Built in 30 days	70	Build this
Skills-based hiring platform codesignal.com "Skills-based hiring platform for technical roles."	—	Services +3	Referral Program Organic social media +1	Hiring Teams +2	CU	Founded 2015 · 3 co-founders · Yerevan, Armenia, Armenia	65	Build this
Conversation-based french app frenchtogether.com "App teaching everyday French in 10 minutes daily."	—	Services +3	Word of mouth SEO +1	English Speakers +2		Founded 2013 · Solo founder · London, UK, United Kingdom	72	Build this
Open source feature flag tool flagsmith.com Open-source feature flagging for agile engineering teams.	—	SaaS +7	Word of mouth SEO +1	Technology Companies +3	+1	Founded 2016 · Solo founder · London, UK, United Kingdom	82	Build this
B Seo insights platform blawgy.com SEO tool for efficient legal blogging.	—	Subscription +1	Word of mouth SEO +1	Non-technical entrepren... +2	CU	Founded 2024 · Solo founder · Built in 180 days	70	Build this

HubSpot uses your information to contact you about our products and services, and you agree to share it with Starter Story for similar purposes. Unsubscribe from either at any time. For more, see our Privacy Policy.

Have an account? Login by entering your email or continuing with Google.

Create A Password

Check your email

If there's a Starter Story account associated with that email you'll get an email with a link to automatically log in. The link will expire in 24 hours.

Your existing password still works, should you want to log in with it later.

Starter Story

Find the business ideas that actually make money.

Search 3,825+ real, revenue-generating projects — the tools they built on, how they grew, and the full breakdown behind each one.

Starter Story

starterstory.com/data

Live

Idea	Revenue
Crm marketing attri...	$100K/mo
No-code Airtable AP...	$20K/mo
Pdf bank statement ...	$40K/mo
Ai music video gene...	$20K/mo