Browse Plays

Start your own business. What's your play?

Find a Service You Could Sell.

Each play is a free open-source tool (software anyone can use) turned into a service: who buys it, a starting price and what it costs to run, all estimates. Open the one that fits how you like to work.

Plays

31 plays

Lead generation

Agent Reach

Sell small businesses a daily list of people asking for what they sell.

~105K stars
Web data

Firecrawl

Think of a web data service like ScrapingBee or Diffbot, but one you host yourself.

~196K stars
Automation

n8n

Think of an app like Zapier or Make, but one you host yourself.

~209K stars
Automation

Browser Use

Think of a browser assistant like ChatGPT's agent mode, but one you run yourself.

~119K stars
Web data

Crawl4AI

Think of a scraping service like ScrapingBee or Bright Data, but one you run yourself.

~86K stars
Monitoring

changedetection.io

Think of an app like Visualping or Distill.io, but one you host yourself.

~35K stars
Monitoring

Uptime Kuma

Think of an app like UptimeRobot or Pingdom, but one you host yourself.

~93K stars
Analytics

Umami

Think of an app like Google Analytics or Fathom, but one you host yourself.

~40K stars
AI assistants

AnythingLLM

Think of an app like ChatGPT or Claude, but one you host yourself and point at your own files.

~68K stars
Documents

MarkItDown

Think of a file converter like CloudConvert or Zamzar, but one you run yourself.

~193K stars
Documents

Docling

Think of a document reader like Amazon Textract or Adobe Acrobat's export tools, but one you run yourself.

~70K stars
Customer support

Chatwoot

Think of an app like Intercom or Zendesk, but one you host yourself.

~39K stars
Scheduling

Cal.diy

Think of an app like Calendly or Acuity Scheduling, but one you host yourself.

~49K stars
Social media

Postiz

Think of an app like Hootsuite or Buffer, but one you host yourself.

~40K stars
Video

MoneyPrinterTurbo

Think of an app like InVideo or Pictory, but one you host yourself.

~136K stars
Email

listmonk

Think of an app like Mailchimp or Constant Contact, but one you host yourself.

~24K stars
Documents

Documenso

Think of an app like DocuSign or Dropbox Sign, but one you host yourself.

~16K stars
CRM

Twenty

Think of an app like Salesforce or HubSpot CRM, but one you host yourself.

~60K stars
AI assistants

Dify

Think of an app like Microsoft Copilot Studio or OpenAI's custom GPTs, but one you host yourself.

~160K stars
AI assistants

RAGFlow

Think of an app like Google's NotebookLM, but one you host yourself.

~93K stars
Web data

ScrapeGraphAI

Think of a tool like Browse AI or Diffbot, but one you run yourself.

~32K stars
Web data

Crawlee

Think of a scraping tool like Octoparse or ParseHub, but one you build and run yourself.

~26K stars
Chatbots

Typebot

Think of an app like Typeform or Landbot, but one you can host yourself.

~11K stars
Voice AI

LiveKit Agents

Think of an AI voice agent service like Vapi or Retell AI, but one you run yourself.

~15K stars
Transcription

WhisperX

Think of a transcription service like Otter.ai or Rev, but one you run yourself.

~25K stars
AI agents

CrewAI

Think of a tool like Zapier Agents or Relevance AI, but one you build and run yourself.

~60K stars
Documents

Paperless-ngx

Think of a paperwork app like Evernote or Dropbox, but one you host yourself.

~47K stars
Invoicing

Invoice Ninja

Think of an app like FreshBooks or Zoho Invoice, but one you host yourself.

~10K stars
Email

Mautic

Think of an app like HubSpot Marketing Hub or ActiveCampaign, but one you host yourself.

~11K stars
Publishing

Ghost

Think of an app like Substack or Beehiiv, but one you host yourself.

~56K stars
Internal tools

Appsmith

Think of an app like Retool or Microsoft Power Apps, but one you host yourself.

~41K stars