If you are a US citizen living outside the US, you are still able to vote!
Register to vote abroad and request your ballot at the links below
If you want something with a decent UI: https://www.votefromabroad.org/
If you want to use a .gov site for trust: https://www.fvap.gov/citizen-voter
Also on another note, democrats abroad have an offical mastodon account
If you have interest in helping more people, there are ways to volunteer from anywhere
Democrats Abroad have some volunteer opportunities on their site
https://www.democratsabroad.org/volunteer
If you want to write letters to abroad voters to help remind them to vote, Vote Forward has some letters left on their voters abroad get out the vote campaign
https://votefwd.org/district/US_2024_ABROAD_GOTV
Thanks for sharing those links!