Best Open-Source Accounting Software
Our curated selection of the top 10 tools. Compare features, pricing, and find the perfect fit for your needs.
TL;DR
- 1Zoho Invoice(8.0/10) — Pick Zoho Invoice when you're a freelancer or small business seeking a free invoicing solution with time tracking capabilities.. Easy to use and affordable.
- 2QuickBooks(7.8/10) — You're a small business looking for comprehensive accounting tools that simplify financial management.. Feature-rich and great integrations.
- 3Xero(8.0/10) — Your small to medium-sized business prioritizes robust accounting features at an affordable monthly rate.. Easy to use and affordable.
Why Zoho Invoice is #1 for open-source accounting software
Our Picks
Zoho Invoice
Free invoicing software for freelancers and small businesses with time tracking and expense management.
Mercury
Modern banking platform built for startups with FDIC-insured accounts and powerful financial tools.
Xero
Xero is a cloud-based accounting software tailored for small to medium-sized businesses.
Quick Comparison
| Tool | Price | Rating | Score | Best For |
|---|---|---|---|---|
| Zoho Invoice | Free | 4.4 | 8.0 | freelancers and small businesses needing free invoicing. |
| QuickBooks | From $25/mo | 4.4 | 7.8 | small to medium businesses managing everyday accounting need |
| Xero | From $13/mo | 4.1 | 8.0 | small businesses wanting accessible cloud-based accounting. |
| Melio | Free — From $0.50 per transaction | 4.3 | 7.6 | small businesses simplifying bill payments and cash flow. |
| FreshBooks | From $15/user/mo | 4.2 | 7.6 | freelancers and small business owners needing simple account |
Detailed Rankings
Free invoicing software for freelancers and small businesses with time tracking and expense management.
Skip if: you need not a full accounting solution, invoicing only
QuickBooks simplifies accounting for small businesses with powerful tools.
Skip if: you need pricing can get expensive as you add features
Xero is a cloud-based accounting software tailored for small to medium-sized businesses.
Skip if: you need limited invoices and bills on lower-tier plans
Simplify your business payments and manage invoices seamlessly with Melio.
Zoho Books is an online accounting software for small businesses.
Cloud-based enterprise accounting and financial management platform for mid-size to large organizations.
Modern banking platform built for startups with FDIC-insured accounts and powerful financial tools.
Streamline your business finances with Wise Business, the smart way to manage international payments.
Sage offers powerful accounting and finance solutions for businesses of all sizes.
How to Choose
When choosing the right tool for “best open-source accounting software”, consider: your team size and budget, must-have features vs nice-to-haves, integration with your existing tools, and long-term pricing scalability. Start with free trials when available — most tools on this list offer them.
Former SaaS product manager turned analyst. Personally tested 200+ tools and built the scoring methodology behind SaasHunter rankings.
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Frequently Asked Questions
What is the best open-source accounting software?
Based on user ratings and features, Zoho Invoice is the top pick for best open-source accounting software. Other strong options include QuickBooks, Xero, Melio.
Are there free options for accounting & finance?
Yes, Zoho Invoice, Zoho Books, Mercury offer free plans in the Accounting & Finance category.
How did we rank these tools?
Tools are ranked based on keyword relevance to the use case, user ratings from the SaasHunter community, and feature coverage. Featured tools with strong ratings rank higher.
How often is this list updated?
This list is updated automatically as new tools are added and user ratings change. Pricing and feature information is refreshed regularly.
Problems These Tools Solve
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