Actual

Actual is a super fast privacy-focused app for managing your finances. You own your data, and we will sync it across all devices with optional end-to-end encryption.

Projet on Github: https://github.com/actualbudget/actual-server

Features

Everything in one place
Syncing across devices
Payees
Split transactions
Budgeting
Transfers
Importing Transactions
Undo & redo
Migrate your data
API