I'm so sorry you're suffering and not getting the metal health care you need and that is required for your kids to feel safe.
Do you have a doctor who can help you?
There are online supports such as
- here
- an online support groups for bipolar and depression
DBSA - Depression and Bipolar Support Alliance
- also
HeyPeers - Where Peers and Support Groups Connect where you can talk to someone one-on-one, or join in online groups
It's so important that you get help asap.