Puzzle alternatives · Accounting
Open-source alternatives to Puzzle
Puzzle is not described as open source on its own site. 7 of the 128 other accounting and invoicing tools in this directory are open source, according to their own sites.
Puzzle is a paid product with a free trial, starting at $25 per month, billed annually ($30 billed monthly). All of them are free or have a free plan.
7 tools · Listings checked up to Nov 13, 2026 · Where the facts come from
How each one differs from Puzzle
- Free plan · from $31.10/mo
Odoo
Business app suite whose Accounting app is free when used on its own
- Odoo starts at $31.10 per user / month, billed annually, after $24.90 for the first 12 months. Puzzle starts at $25 per month, billed annually ($30 billed monthly).
- Odoo has a free plan. Puzzle does not, though it has a free trial.
- Only Odoo lists iOS and Android apps.
- Odoo is open source and self-hostable, according to its own site.
- Free plan · from $72/yr
Akaunting
Open-source accounting you can host yourself or use in the cloud
- Akaunting starts at $72 per year, self-hosted. Puzzle starts at $25 per month, billed annually ($30 billed monthly).
- Akaunting has a free plan. Puzzle does not, though it has a free trial.
- Akaunting is open source and self-hostable, according to its own site.
- Free
Bigcapital
Open-source accounting you host yourself, with a cloud version planned
- Bigcapital is free. Puzzle starts at $25 per month, billed annually ($30 billed monthly).
- Bigcapital has a free plan. Puzzle does not, though it has a free trial.
- Bigcapital is open source and self-hostable, according to its own site.
- Bigcapital also covers inventory.
- Free
GnuCash
Free double-entry accounting for home and small business use
- GnuCash is free. Puzzle starts at $25 per month, billed annually ($30 billed monthly).
- GnuCash has a free plan. Puzzle does not, though it has a free trial.
- Only GnuCash lists Windows, macOS and Linux apps.
- Only Puzzle lists a web app.
- Free
InvoiceShelf
Open-source invoicing and expense tracking you host yourself
- InvoiceShelf is free. Puzzle starts at $25 per month, billed annually ($30 billed monthly).
- InvoiceShelf has a free plan. Puzzle does not, though it has a free trial.
- InvoiceShelf is open source and self-hostable, according to its own site.
- InvoiceShelf also covers quotes and estimates.
- Free
LedgerSMB
Open-source double-entry accounting and ERP you install yourself
- LedgerSMB is free. Puzzle starts at $25 per month, billed annually ($30 billed monthly).
- LedgerSMB has a free plan. Puzzle does not, though it has a free trial.
- LedgerSMB is open source and self-hostable, according to its own site.
- LedgerSMB also covers inventory and quotes and estimates.
- Free
InvoicePlane
Free self-hosted invoicing for quotes, invoices and payments
- InvoicePlane is free. Puzzle starts at $25 per month, billed annually ($30 billed monthly).
- InvoicePlane has a free plan. Puzzle does not, though it has a free trial.
- InvoicePlane is open source and self-hostable, according to its own site.
- InvoicePlane also covers quotes and estimates.
Common questions
Is there an open-source alternative to Puzzle?
Yes. Odoo, Akaunting, Bigcapital, GnuCash, InvoiceShelf, LedgerSMB and InvoicePlane are open source, according to their own sites.
Is Puzzle open source?
Puzzle is not described as open source on its own site. The listing was checked on Nov 12, 2026 against the pages it cites.
When was this checked?
Each listing shows its own date. On this page they run from Oct 17, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Puzzle: the alternatives its listing names first, then the tools that share the most features with it.