Do it free

Open source tools cost nothing to license and keep your data in house. You do need someone handy to set them up and keep them updated.

n8n

Automation like Zapier, self hosted.

Official site · Switch with StackSwitcher

Activepieces

Simple open source automation.

Official site · Switch with StackSwitcher

Paperless-ngx

Scan, read and file documents.

Official site · Switch with StackSwitcher

Invoice Ninja

Quotes, invoices and reminders.

Official site · Switch with StackSwitcher

Ollama

Run AI models on your own computer.

Official site · Switch with StackSwitcher

AnythingLLM

Chat with your own documents privately.

Official site · Switch with StackSwitcher

Open WebUI

A friendly chat screen for local AI.

Official site · Switch with StackSwitcher

Whisper

Turn recordings into text.

Official site · Switch with StackSwitcher

Chatwoot

Website chat and shared inbox.

Official site · Switch with StackSwitcher

Cal.com

Booking links and scheduling.

Official site · Switch with StackSwitcher

Odoo Community

Run the whole business: stock, CRM, HR.

Official site · Switch with StackSwitcher

ERPNext

Open source business system.

Official site · Switch with StackSwitcher

Moving off paid tools?

StackSwitcher compares paid tools with self hosted ones and shows the savings.