Mochi [0] is another. It is markdown driven with bi-directional links between cards. Templates. Local-first + syncing, and a bunch more. (Also, I made it.) [0]

Mochi [0] is another. It is markdown driven with bi-directional links between cards. Templates. Local-first + syncing, and a bunch more. (Also, I made it.) [0] https://mochi.cards/ https://mochi.cards/