Bigcapital
Modern accounting and invoicing software for small businesses.
SaaS: Yes, with conditionsClosed product: No
Open source in Payroll, finance & ERP
Accounting, invoicing, expenses, ERP and time tracking.
Common tools in this category
Open-source products · 39
Accounting & bookkeeping
Akaunting
Accounting software for small businesses (source-available, see licence).
BUSL-1.1Source-available (not OSI)
SaaS: NoClosed product: No
TaxHacker
Self-hosted accounting app that reads receipts and invoices with AI and categorises transactions.
MITPermissive
SaaS: YesClosed product: Yes
Fava (Beancount)
Web interface for Beancount, accounting in plain text files.
MITPermissive
SaaS: YesClosed product: Yes
ERPSaaS
Accounting platform built on Laravel with double-entry accrual accounting.
SaaS: YesClosed product: Yes
Budgeting & personal finance
Actual Budget
Local-first personal finance and envelope budgeting app, with an optional sync server.
MITPermissive
SaaS: YesClosed product: Yes
Firefly III
Self-hosted personal finance app with accounts, budgets, categories and rules.
AGPL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
Sure
Self-hosted personal finance app that gives an overview of accounts, assets and spending.
AGPL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
Ghostfolio
Web app for tracking stocks, funds and other assets in one portfolio.
AGPL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
ezBookkeeping
Easy-to-use, self-hosted app for household bookkeeping and personal finance.
MITPermissive
SaaS: YesClosed product: Yes
IHateMoney
Web app for sharing expenses in a group and working out who owes whom.
BSD-3-ClausePermissive
SaaS: YesClosed product: Yes
ERP
Odoo Community
Modular business suite: accounting, invoicing, CRM, HR, inventory and more.
SaaS: YesClosed product: Yes, with conditions
ERPNext
Full ERP: accounting, invoicing, stock, purchasing, HR and payroll. Swedish localisation (SIE/BAS) is community-level and Swedish payroll rules (tax tables, AGI) are not covered.
SaaS: YesClosed product: No
Dolibarr
ERP and CRM for small and mid-sized companies with invoicing, quotes and inventory.
SaaS: YesClosed product: No
AureusERP
ERP built on Laravel with modules for inventory, purchasing, invoicing and HR, among others.
MITPermissive
SaaS: YesClosed product: Yes
Carbon
ERP for manufacturing with quotes, material planning, inventory, shop floor and quality.
SaaS: Yes, with conditionsClosed product: No
Apache OFBiz
Business system from Apache with ERP, CRM, e-commerce and supply chain, built in Java.
Apache-2.0Permissive
SaaS: YesClosed product: Yes
iDempiere
Business suite (ERP) covering finance, purchasing, inventory, manufacturing, CRM and point of sale.
GPL-2.0Strong copyleft
SaaS: YesClosed product: No
Inventory & asset management
InvenTree
Inventory management system for parts and components, with purchasing, builds and barcodes.
MITPermissive
SaaS: YesClosed product: Yes
HomeBox
Simple inventory system for keeping track of items, where they are stored, and receipts and warranties.
AGPL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
Shelf
System for IT assets and equipment with booking and tracking.
SaaS: Yes, with conditionsClosed product: No
Invoicing
Invoice Ninja
Invoicing, quotes, payments and time tracking.
SaaS: NoClosed product: No
InvoicePlane
Self-hosted invoicing with clients, quotes, invoices and payments.
MITPermissive
SaaS: YesClosed product: Yes
InvoiceShelf
Invoicing app for individuals and businesses with estimates, invoices, payments and expenses.
AGPL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
Invio
Simple, self-hosted invoicing without unnecessary features.
UnlicensePermissive
SaaS: YesClosed product: Yes
SolidInvoice
Simple invoicing and quotes app for small businesses and freelancers.
MITPermissive
SaaS: YesClosed product: Yes
Payments orchestration
Hyperswitch
Payments platform that connects several payment providers and routes payments between them.
Apache-2.0Permissive
SaaS: YesClosed product: Yes
BTCPay Server
Self-hosted payment processor for accepting bitcoin, without an intermediary.
MITPermissive
SaaS: YesClosed product: Yes
Subscription & usage billing
Lago
Metering and usage-based billing: subscriptions, consumption and pricing plans via an API.
SaaS: Yes, with conditionsClosed product: No
Flexprice
Platform for usage-based pricing and billing with real-time metering and credits.
SaaS: Yes, with conditionsClosed product: No
Kill Bill
Subscription billing and payments platform that can be extended with plug-ins.
Apache-2.0Permissive
SaaS: YesClosed product: Yes
FOSSBilling
Billing and client management for hosting companies.
Apache-2.0Permissive
SaaS: YesClosed product: Yes
Meteroid
Pricing and billing infrastructure with subscriptions, usage-based pricing and invoicing.
AGPL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
Time tracking
Kimai
Time tracking with projects, customers, exports and invoice data.
AGPL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
ActivityWatch
Automatic time tracker that logs which apps and websites you use, stored locally.
MPL-2.0Weak copyleft
SaaS: YesClosed product: Yes, with conditions
Solidtime
Modern time-tracking app with projects, clients, teams and reports.
AGPL-3.0Network copyleft (AGPL)
SaaS: Yes, with conditionsClosed product: No
Wakapi
Self-hosted backend for coding statistics that works with WakaTime plug-ins.
MITPermissive
SaaS: YesClosed product: Yes
TimeTagger
Simple time tracking with tags and a timeline for overview.
GPL-3.0Strong copyleft
SaaS: YesClosed product: No
Traggo
Self-hosted time tracking built on tags instead of fixed projects.
GPL-3.0Strong copyleft
SaaS: YesClosed product: No