Finance & Billing
Invoicing
Invoice creation, payment collection, and receivables workflows.
Best Invoicing tools by public signals
These picks are computed from scored public evidence. Use the openness column in the ranking to separate OSI-approved, source-available, open-core, proprietary, and unverified-license tools.
Use Case Rankings
Ordered by ToolVitals score, then health, shipping, confidence, GitHub stars, and name.
| # | Tool | Health | Shipping | Openness | Stars | Score | Status |
|---|---|---|---|---|---|---|---|
| 01 | InvoiceShelf Open source invoicing solution for individuals and businesses. | 95 | 95 | OSI-approved OSS | 1.9k | 95 | Active |
| 02 | InvoicePlane A self-hosted open source application for managing your invoices, clients and payments. | 94 | 93 | OSI-approved OSS | 3.3k | 94 | Active |
| 03 | SolidInvoice Simple and elegant invoicing solution. | 94 | 92 | OSI-approved OSS | 977 | 93 | Active |
| 04 | Miru Miru | Time Tracking and Invoicing and Employee Benefits. Built using Ruby On Rails and ReactJS | 89 | 88 | OSI-approved OSS | 268 | 89 | Active |
| 05 | Easy Invoice PDF Free open-source invoice generator with live PDF preview. | 78 | 78 | OSI-approved OSS | 1.1k | 78 | Active |
| 06 | Upcount Invoicing for freelancers & small businesses | 56 | 40 | OSI-approved OSS | 400 | 50 | Warning |
| 07 | Billingcat CRM Open-source CRM with focus on invoicing and ZUGFeRD. | 50 | 33 | OSI-approved OSS | 19 | 43 | Warning |
| 08 | Oreko Open-source, self-hosted visual quote & invoice builder for freelancers, agencies, and small businesses. The open alternative to Bonsai and Bloom. | 14 | 0 | OSI-approved OSS | 28 | 9 | Critical |
| 09 | Open Source Billing Open Source Billing a super simple way to create and send invoices and receive payments online. | 9 | 0 | OSI-approved OSS | 774 | 5 | Critical |
Not Scored
Tracked for context, but excluded from rankings because comparable open/source-visible evidence is unavailable.
agileBill
Open source billing and invoicing.
ToolVitals does not score proprietary or unknown-license tools because their public source evidence is not comparable to open/source-visible projects.Ai-Invoice-Followup
AI-assisted invoice follow-up web app.
ToolVitals does not score proprietary or unknown-license tools because their public source evidence is not comparable to open/source-visible projects.Haseeb Traders
Full-stack billing and invoicing system for managing clients and payments.
ToolVitals does not score proprietary or unknown-license tools because their public source evidence is not comparable to open/source-visible projects.Invio
Self-hosted invoicing app for quotes, invoices, payments, and client tracking.
ToolVitals does not score proprietary or unknown-license tools because their public source evidence is not comparable to open/source-visible projects.Invoice Ninja
A source-available invoice, quote, project and time-tracking app built with Laravel
ToolVitals does not score proprietary or unknown-license tools because their public source evidence is not comparable to open/source-visible projects.invoice-onbill
Invoice management web app.
ToolVitals does not score proprietary or unknown-license tools because their public source evidence is not comparable to open/source-visible projects.InvoiceFlow
Open-source billing and inventory management web app for small businesses.
ToolVitals does not score proprietary or unknown-license tools because their public source evidence is not comparable to open/source-visible projects.Storno
Open-source invoicing platform for Romanian businesses.
ToolVitals does not score proprietary or unknown-license tools because their public source evidence is not comparable to open/source-visible projects.