Tag
Invoices
4 reviewed tools: 4 free or open source.
Order: free and open source first, then hosted products with a real free tier, then paid-led; catalog order inside each group, with quiet or archived repos last. Not a score, and no tool pays for its place.
4 tools
- InvoiceShelfAGPL-3.0 self-host invoices, estimates, expenses, client portal
Free / OSS · AGPL-3.0 · 1.9k GitHub stars
VerdictAGPL SMB invoicing you host. Free forever; not a metering engine.
CatchSMB invoices/estimates/expenses/portal + Stripe on your server — not Kill Bill/Lago subscription orchestration or usage metering. Crater cut re-opened as InvoiceShelf. Distinct from Kill Bill and Lago.
- InkvoiceMIT freelancer invoicing; self-host primary, tiny Cloud Free
Free / OSS · Freemium · 30 GitHub stars
VerdictMIT freelancer invoices. Self-host free; Cloud Free is a teaser cap.
CatchFreelancer invoicing — not InvoiceShelf SMB suite, not Kill Bill subscription OS, not Lago usage metering. Distinct from InvoiceShelf, Kill Bill, and Lago.
- SolidInvoiceMIT Symfony invoicing; self-host free, Cloud trial paid
Free / OSS · Freemium · 979 GitHub stars
VerdictMIT Symfony invoicing. Self-host $0; Cloud trial/from $9 is paid.
CatchVs InvoiceShelf/Inkvoice: Symfony/PHP freelancer+SMB invoicing (quotes→invoices, payments, API/MCP). solidinvoice.co leads with 14-day Cloud trial / from $9/mo — free path is self-host ONLY.
- Invoice NinjaELv2 source-available invoicing; self-host free, hosted Free 5 clients
Free / OSS · Open-Core · 10.3k GitHub stars
VerdictELv2 invoicing. Self-host free for your biz; hosted Free 5 clients / Pro paid.
CatchNOT OSI open source — ELv2 forbids offering it as competing hosted SaaS. Hosted Pro from ~$14/mo (2026 pricing). Vs Lago/Autumn: client invoicing, not usage metering/MoR. Attribution stays unless white-label.
FAQ
- What is the top free pick among Invoices?
- InvoiceShelf leads the Stack Gems list for Invoices. Verdict: AGPL SMB invoicing you host. Free forever; not a metering engine.
- How many Invoices does Stack Gems review?
- 4: 4 free or open source. Each review has a verdict and an honest Catch; no tool pays for its spot.
- Which Invoices can I self-host for free?
- InvoiceShelf, Inkvoice, SolidInvoice and Invoice Ninja.
- Which Invoices have the most GitHub stars?
- Invoice Ninja (10.3k), InvoiceShelf (1.9k), SolidInvoice (979), per GitHub on 2026-10-21. Stars measure attention, not fit; read the Catch.
- What is the catch with InvoiceShelf?
- SMB invoices/estimates/expenses/portal + Stripe on your server — not Kill Bill/Lago subscription orchestration or usage metering.