Crater
OPEN SOURCE
Open-source invoice and estimate management software.
About
Crater is an open-source invoice and estimate management software designed for freelancers and small businesses. It offers a wide range of features for managing invoices and estimates.
Pricing
Pricing Type
Open Source
Free tier available
Billing
Custom pricing
Last checked: February 20, 2026
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Key Facts
Categories
Platforms
Web
Company
Crater
Founded
Founded in 2020
Country
Global
Language
English