Self-Hosted Budgeting and Finance: 53 Open-Source Apps

Invoice Ninja 5 is an invoicing application with hosted and self-hosted options for managing client billing and related workflows.

Online accounting software for small businesses and freelancers.

monetr is a budgeting application focused on recurring expenses and showing how much money is left for other spending.

A self-hosted personal wealth tracker for consolidating investments across brokers and accounts with privacy-focused portfolio monitoring.

Online invoicing, project management, time tracking and proposal software.