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, health, shipping, confidence, and then adoption as a tie-breaker.

# Tool Health Shipping Openness Stars Score Status
01 Miru
Miru | Time Tracking and Invoicing and Employee Benefits. Built using Ruby On Rails and ReactJS
84 84 OSI-approved OSS 260 88 Active
02 Ubilling
Open-source billing system for ISP and network service management.
80 84 OSI-approved OSS 182 86 Active
03 SolidInvoice
Simple and elegant invoicing solution.
79 84 OSI-approved OSS 892 86 Active
04 Billmora
Open-source billing management with recurring automation and provisioning.
74 82 OSI-approved OSS 8 82 Warning
05 Storno
Open-source invoicing platform for Romanian businesses.
71 75 License unknown 3 80 Warning
06 InvoiceShelf
Open source invoicing solution for individuals and businesses.
85 60 OSI-approved OSS 1.7k 79 Active
07 Invio
Self-hosted invoicing app for quotes, invoices, payments, and client tracking.
78 73 License unknown 856 78 Active
08 InvoicePlane
A self-hosted open source application for managing your invoices, clients and payments.
77 58 OSI-approved OSS 3.1k 76 Active
09 Easy Invoice PDF
Free open-source invoice generator with live PDF preview.
65 58 OSI-approved OSS 920 70 Warning
10 Upcount
Invoicing for freelancers & small businesses
66 40 OSI-approved OSS 387 65 Warning
11 Ai-Invoice-Followup
AI-assisted invoice follow-up web app.
59 45 License unknown 0 61 Warning
12 Oreko
Open-source, self-hosted visual quote & invoice builder for freelancers, agencies, and small businesses. The open alternative to Bonsai and Bloom.
59 31 OSI-approved OSS 19 58 Warning
13 Haseeb Traders
Full-stack billing and invoicing system for managing clients and payments.
41 38 License unknown 0 52 Critical
14 InvoiceFlow
Open-source billing and inventory management web app for small businesses.
56 14 License unknown 3 50 Warning
15 invoice-onbill
Invoice management web app.
43 20 License unknown 0 45 Critical
16 Consultant AI
Open-source MCP server for independent consultants with proposals, invoices, and time tracking.
41 7 OSI-approved OSS 0 40 Critical
17 Crater
Open Source Invoicing Solution for Individuals & Businesses
36 0 OSI-approved OSS 8.3k 35 Critical
18 Accountill
Open-source invoicing application.
36 0 OSI-approved OSS 1.7k 35 Critical
19 BoxBilling
Open-source billing and client management software.
28 0 OSI-approved OSS 837 32 Critical
20 BillForge
Open-source GST invoicing platform.
24 0 OSI-approved OSS 6 30 Critical
21 agileBill
Open source billing and invoicing.
11 0 License unknown 308 23 Critical

Evidence Watch

Tracked tools with useful public signals but no verdict score yet.