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SolidInvoice vs InvoicePlane: catalog facts
SolidInvoice	InvoicePlane
Freemium Free to self-host; the hosted service is a monthly subscription with a 14-day trial.	Free Free and open source, with no paid tier.
Web, Self-hosted	Web, Self-hosted
Quotes, recurring invoices and automatic reminders Online payments via Stripe and PayPal	Covers quotes, invoices, payments and client records in one place EU-compliant eInvoice support
Self-hosting requires a PHP server setup Focused on invoicing rather than full accounting	Requires running and securing your own server Project and task management is basic
Self-hosted, Hosted service	Self-hosted
Open source	Open source
License: MIT	License: MIT
Account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.