Open Source Invoice Ninja AlternativesTime Tracking Tools & Invoicing Software like Invoice Ninja

The best open source alternative to Invoice Ninja is Midday. It's not free, so if you're looking for a free alternative, you could try Summit Finance or Cattr. If that doesn't suit you, our users have ranked more than 100 alternatives to Invoice Ninja and 14 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Invoice Ninja are InvoicePlane, Akaunting, SmoothLedger and InvoiceShelf.

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Invoice Ninja alternatives page was last updated

Alternatives list

  1. Midday icon
     15 likes

    Midday provides you with greater insight into your business and automates the boring tasks, allowing you to focus on what you love to do instead.

    Cost / License

    Application type

    Platforms

    • Mac
     
  2. Summit Finance icon
     11 likes

    Summit is a modern, self-hostable invoicing and financial management application designed for freelancers, small businesses, and agencies. Create professional invoices, track expenses, generate financial reports, and more.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Self-Hosted
     
  3. Cattr icon
     26 likes

    Cattr is a free open-source self-hosted time tracker with desktop clients for windows, mac, linux. The key features are built-in screenshot capture, activity detection.

    274 Cattr alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
     
  4. InvoicePlane icon
     73 likes

    InvoicePlane is a self-hosted open source application for managing your quotes, invoices, clients and payments. The application comes with various options, templates and settings to customize your invoicing experience.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Self-Hosted
     
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    1
    InvoicePlane vs Invoice Ninja Comments
    Nico_Weio
    Positive
    0

    Clean UI, same or more features. Also easily hackable/customizable!

    • InvoicePlane is Free and Open SourceInvoice Ninja is Freemium and Open Source
    • InvoicePlane is Privacy focusedInvoice Ninja is not according to our users
  5. Akaunting icon
     23 likes

    From invoicing to expense tracking to accounting, Akaunting has all the tools you need to manage your money online, for free.

    125 Akaunting alternatives

    Cost / License

    • Freemium
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
     
  6. SmoothLedger icon
     1 like

    Free, privacy-focused financial tools for freelancers: Invoice, Payslip, and Quotation generators with no sign-up required.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    • Self-Hosted
     
  7. InvoiceShelf icon
     3 likes

    InvoiceShelf is an open-source web & mobile app that helps you track expenses, payments & create professional invoices & estimates.

    Cost / License

    Application type

    Platforms

    • Self-Hosted
    • Docker
    • Docker Hub
    • YunoHost
     
  8. Manta icon
     8 likes

    Painless invoicing with stunning customizable templates.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
     
  9. Crater icon
     2 likes

    Crater is an open-source app made in Laravel, VueJS & React Native that helps you track expenses, payments & create professional invoices & estimates.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Self-Hosted
     
  10.  7 likes

    This is a continuation of Manta App, I'm taking care about the maintenance and new features as I need it.

    Cost / License

    Application types

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
     
  11. OpenSourceBilling is a simple web application to create and send invoices, receive payments, manage clients and companies. It generates reports of Item sales, payments, and collected revenues. It supports multi languages and multi currencies.

    Cost / License

    Platforms

    • Linux
    • Self-Hosted
     
12 of 14 Invoice Ninja alternatives