Idea

Plugins

$100K Plugin Ideas ($0 Marketing Spend)

Ask the data real businesses · real revenue · cited

Matching your filters

5 businesses

100% founder-reported, the rest researched

<$10K

$10K+

$50K+

$100K+

$1M+

Median revenue

$40K /mo

Middle half earn $30K – $80K/mo

How they grow

Business models

Showing 5 case studies

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Platform

Ai-powered knowledge organizer

AI-powered extension for building personal knowledge bases.

recall.wiki

$9K /mo Reported

Notion form builder tool

Form builder integrating smoothly with Notion.

noteforms.com

$40K /mo Reported

Email prioritization tool

Email management tool batching messages for focused productivity.

mailmanhq.com

$30K /mo Reported

Wordpress membership management

WordPress plugin for managing and monetizing memberships.

paidmembershipspro.com

$100K /mo Reported

Gmail email campaign tool

Email campaign and mail merge tool that works inside Gmail

gmass.co

$80K /mo Reported

Idea	Revenue	Platform	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.
Ai-powered knowledge organizer recall.wiki AI-powered extension for building personal knowledge bases.	$9K /mo Reported		Subscription +1	Pay Per Click Advertising Referral Program +1	Entrepreneurs +3		Founded 2023 · 3 people · Built in 180 days	65	Build this
Notion form builder tool noteforms.com Form builder integrating smoothly with Notion.	$40K /mo Reported	Notion	SaaS +1	Word of mouth SEO +1	Huge Tech Companies +4	+10	Founded 2021 · Solo founder · Built in 6 days	87	Build this
Email prioritization tool mailmanhq.com Email management tool batching messages for focused productivity.	$30K /mo Reported		Subscription +2	Word of mouth Pay Per Click Advertising +1	Busy Professionals +12	PR +23	Founded 2020 · 5 people · $30K to start	67	Build this
Wordpress membership management paidmembershipspro.com WordPress plugin for managing and monetizing memberships.	$100K /mo Reported	WordPress	Open source +3	Word of mouth Email marketing +1	Entrepreneurs +3		Founded 2010 · 15 people · $30K to start	54	Build this
Gmail email campaign tool gmass.co Email campaign and mail merge tool that works inside Gmail	$80K /mo Reported		Subscription +1	Affiliate program Word of mouth +1	Entrepreneurs +4	+10	Founded 2015 · Solo founder · Built in 14 days	77	Build this

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