BTCPay Server vs Crater
A side-by-side comparison of two self-hosted budgeting & finance options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
BTCPay Server
Bitcoin and other cryptocurrencies payment processor
VS
Crater
Free invoicing and expense tracking app
| Feature | BTCPay Server | Crater |
|---|---|---|
| Category | Budgeting & Finance | Budgeting & Finance |
| License | MIT | AAL |
| Language | C# | PHP |
| Setup difficulty | Medium | Medium |
| Min. RAM | 512 MB | 512 MB |
| Deployment | bare-metal | docker, bare-metal, source |
| GitHub stars | ★ 7,696 | ★ 8,338 |
| First released | 2026 | 2020 |
| Replaces | — | FreshBooks, Invoicely |
Why pick each one
Choose BTCPay Server if…
- Released under the MIT license
- Mature project with 7.7k GitHub stars
- Written in C#
- Lightweight — runs in 512 MB RAM
Frequently asked questions
Is BTCPay Server or Crater better?
Neither is universally better. Crater has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are BTCPay Server and Crater free and open-source?
Yes. BTCPay Server is licensed under MIT and Crater under AAL. Both can be self-hosted at no software cost.
Can I run BTCPay Server and Crater with Docker?
BTCPay Server: check the project docs for container support. Crater: yes.