A beancount fava extension to add a envelope budgeting capability to fava and beancount. It is developed as an fava plugin and CLI.

python install fava-envelope

• add example file for screenshots and testing
• Add testing
• add charts

Add this to your beancount journal, and start fava as normal

2000-01-01 custom "fava-extension" "fava_envelope" "{}"

You should now see 'Envelope' in your fava window

start date in the format <4 digit year>-<2 digit month>

2020-01-01 custom "envelope" "start date" "2020-01"

You will need to specify the Assets and Liabiities you want included in your budget (For example ignoring Investment accounts). you can use regular expression in these statements

2020-01-01 custom "envelope" "budget account" "Assets:Checking"
2020-01-01 custom "envelope" "budget account" "Liabilities:Credit-Cards:*"

By default fava-envelope will use the Assets/Liabilities/Income/Expenses buckets that are not listed in the budget accounts. this directive allows you to map them to another bucket

2020-01-01 custom "envelope" "mapping" "Expenses:Food:*" "Expenses:Food"

2020-01-31 custom "envelope" "allocate" "Expenses:Food" 100.00