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InvoiceInvoicePlane
Free

Free and open source under the MIT license.

 Free

Free and open source, with no paid tier.

Command line Web, Self-hosted
  • Generates PDF invoices from terminal commands
  • Supports reusable environment or JSON and YAML configuration
  • Covers quotes, invoices, payments and client records in one place
  • EU-compliant eInvoice support
  • Uses a command-line workflow
  • Requires running and securing your own server
  • Project and task management is basic
Downloadable app Self-hosted
Open source Open source
License: MIT License: MIT
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 8, 2026

Checked October 2, 2026

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