Invoice Berry is a modern invoicing platform offering customizable templates, recurring invoices, and payment integrations. Below are 20 free‑or‑open‑source invoicing tools that can serve as cost‑effective alternatives.
Get targeted exposure with custom position pinning and highlighted placement.
Full‑featured free accounting suite with unlimited invoicing, receipt scanning, and bank connections.
Open‑source invoicing solution; free tier includes 100 clients, unlimited invoices, and online payments.
Free for up to 5 customers; supports recurring invoices, time tracking, and multiple currencies.
Create and send invoices at no cost; pay‑per‑transaction model with integrated PayPal payments.
UK‑focused free accounting software with unlimited invoicing, expense tracking, and VAT handling.
Open‑source desktop accounting program; supports invoicing, double‑entry bookkeeping, and reporting.
Free, open‑source cloud accounting software with unlimited invoices, client portal, and multi‑company support.
Self‑hosted open‑source invoicing app; customizable templates, client management, and PDF generation.
Lightweight open‑source invoicing system; easy to install and supports multiple languages.
Free community ERP module for invoicing, payments, and basic accounting.
Free plan for a single user; includes time tracking, unlimited invoices, and basic reporting.
Free tier for freelancers; offers unlimited invoices, time tracking, and project management basics.
Open‑source invoicing and accounting software; supports multiple languages, tax regimes, and PDF invoices.
Free open‑source suite with invoicing, product catalog, and basic accounting modules.
Desktop‑first, open‑source accounting app with unlimited invoicing, expense tracking, and multi‑currency.
Free mobile/web tool for quick invoice creation; limited features but no subscription fee.
Web‑based generator that creates printable PDF invoices without registration.