No direct Avalara replacements listed yet
Open-source finance & accounting tools. To compare with Avalara.
45 open-source finance & accounting tools
Bitcoin Core
Finance & Accounting
Bitcoin Core integration/staging tree
MIT★ 90k
Hyperswitch
Finance & Accounting
Open source, composable payments platform | PCI compliant | SaaS and Self-host options | E
Apache-2.0vs Stripe★ 45k
Actual Budget
Finance & Accounting
A local-first personal finance app
MITvs YNAB★ 29k
Firefly III
Finance & Accounting
Firefly III: a personal finances manager
AGPL-3.0vs YNAB★ 25k
Lago
Finance & Accounting
Open-source billing for usage, subscriptions and hybrid pricing. Lago customers include Co
AGPL-3.0vs Chargebee★ 11k
Sure
Finance & Accounting
The personal finance app for everyone (by everyone)
AGPL-3.0vs Monarch★ 10k
Akaunting
Finance & Accounting
Online Accounting Software
OSSvs QuickBooks★ 10k
Invoice Ninja
Finance & Accounting
A source-available invoice, quote, project and time-tracking app built with Laravel
OSSvs FreshBooks★ 10k
Polar
Finance & Accounting
Polar — A billing platform for the intelligence era
Apache-2.0vs Lemon Squeezy★ 10k
Ghostfolio
Finance & Accounting
Open Source Wealth Management Software. Angular + NestJS + Prisma + Nx + TypeScript 🤍
AGPL-3.0vs Monarch★ 9.4k
Wealthfolio
Finance & Accounting
Private, open-source investment tracker and personal finance app. Track investments, net w
AGPL-3.0vs Monarch★ 9.1k
Wallos
Finance & Accounting
Wallos is an open-source personal subscription tracker designed to empower you in managing
GPL-3.0vs Rocket Money★ 8.6k
BTCPay Server
Finance & Accounting
BTCPay Server is a self-hosted, open-source cryptocurrency payment processor. It
MITvs Stripe★ 7.8k
Flexprice
Finance & Accounting
Usage-based pricing and billing for developers 🔓 Cloud or self-hosted ⚙️ No-code UI 💰 Re
AGPL-3.0vs Stripe Billing★ 6.9k
TaxHacker
Finance & Accounting
Your personal AI accountant
MITvs Expensify★ 6.7kezBookkeeping
Finance & Accounting
ezBookkeeping is an open source, powerful, self-hosted personal finance app that is easy t
MITvs YNAB★ 5.7k
Kill Bill
Finance & Accounting
Open-Source Subscription Billing & Payments Platform
Apache-2.0vs Chargebee★ 5.8k
hledger
Finance & Accounting
Robust, fast, intuitive plain text accounting tool with CLI, TUI and web interfaces.
GPL-3.0vs Quicken★ 4.7k
GnuCash
Finance & Accounting
GnuCash Double-Entry Accounting Program.
OSSvs Quicken★ 4.4k
Portfolio Performance
Finance & Accounting
Track and evaluate the performance of your investment portfolio across stocks, cryptocurre
EPL-1.0vs Empower★ 4.1k
Rotki
Finance & Accounting
A portfolio tracking, analytics, accounting and management application that protects your
AGPL-3.0★ 4k
Bigcapital
Finance & Accounting
💵 Independent financial accounting with intelligent reporting, alternative to Quickbooks,
AGPL-3.0vs QuickBooks★ 3.9k
IDURAR
ERP
Free Open Source ERP CRM Software Accounting Invoicing | Node.Js React
AGPL-3.0vs Zoho Invoice★ 8.8k
Paisa
Finance & Accounting
Paisa – Personal Finance Manager. https://paisa.fyi demo: https://demo.paisa.fyi
AGPL-3.0vs YNAB★ 3.2k
InvoicePlane
Finance & Accounting
A self-hosted open source application for managing your invoices, clients and payments.
OSSvs QuickBooks★ 3.1k
Financial Freedom
Finance & Accounting
🔥🔥🔥 An open source alternative to Mint, YNAB, and more. Stay on budget and build wealth
GPL-3.0vs YNAB★ 2.9k
Spliit
Finance & Accounting
Free and Open Source Alternative to Splitwise. Share expenses with your friends and family
MITvs Splitwise★ 3k
Fava
Finance & Accounting
Fava - web interface for Beancount
MITvs Quicken★ 2.6k
Beancount
Finance & Accounting
Beancount: Double-Entry Accounting from Text Files.
GPL-2.0vs Quicken★ 6k
Midday
Finance & Accounting
Invoicing, Time tracking, File reconciliation, Storage, Financial Overview & your own Assi
AGPL-3.0vs QuickBooks★ 15k
Paymenter
E-commerce
Free and open-source webshop solution for hostings
MIT★ 2.4k
OpenMeter
Finance & Accounting
Metering and Billing for AI, API and DevOps. Collect and aggregate millions of usage event
Apache-2.0vs Chargebee★ 2.4k
Money Manager Ex
Finance & Accounting
Money Manager Ex is an easy to use, money management application built with wxWidgets
GPL-2.0vs Quicken★ 2.3k
InvoiceShelf
Finance & Accounting
Open Source Invoicing Solution for Individuals & Businesses
AGPL-3.0vs FreshBooks★ 1.8k
SplitPro
Finance & Accounting
Open source alternative to Splitwise
MITvs Splitwise★ 1.5k
Meteroid
Finance & Accounting
Open-source Pricing and Billing Infrastructure 🚀 Subscription management, Invoicing, Pric
AGPL-3.0vs Chargebee★ 1.2kInvio
Finance & Accounting
Self-hosted invoicing without the bloat.
Unlicensevs Wave★ 1.2k
VisualHFT
Finance & Accounting
Open-source desktop application for real-time market microstructure analysis. Explore live
Apache-2.0★ 1.2k
Cashew
Finance & Accounting
💸 An app created to help users manage a budget and purchases
GPL-3.0vs YNAB★ 4.7k
CtrlPanel
E-commerce
Free, easy-to-use billing solution for hosting providers with seamless Pterodactyl Panel i
MPL-2.0★ 508
SubTrackr
Finance & Accounting
Self-hosted Subscription Tracker
AGPL-3.0vs Rocket Money★ 471
Financial Management
Finance & Accounting
自托管家庭资产管理 · 每月10分钟,全家资产全局图 + 真实年化(XIRR/TWR)+ AI 资产体检 · 数据自托管, 不泄密
Apache-2.0vs Monarch★ 358
Marketing Dashboard
Finance & Accounting
面向金融与产业研究的一屏式实时行情大屏：A股/港股/美股指数、大宗商品、美债收益率、板块热点、主力资金流、7×24 快讯、产业链自选股、AI 大模型 Token 追踪。A real
MIT★ 332
Accountill
Finance & Accounting
Fullstack open source Invoicing application made with MongoDB, Express, React & Nodejs (ME
MITvs Wave★ 1.7kMintable
Finance & Accounting
🍃 Automate your personal finances – for free, with no ads, and no data collection.
MITvs Monarch★ 1.6k