StyleNote Notes & Memos - StyleNote Notes & Memos app offers features that let you write noes using an extensive collection of fonts and font colors.
KeepNotes for Google Keep - The easiest and most convenient way to access Google Keep notes on your Mac
FairNote - FairNote app allows users to increase their productivity and efficiency by writing notes and by making to-do lists, so they don’t forget any important task.
GitJournal - Manage your Notes from any Git Repo.
Calendar Note by Enex - Calendar Note app allows users to view the calendar so they can write notes and memos according to dates to get alerts about tasks.
Google Keep - Capture notes, share them with others, and access them from your computer, phone or tablet. Free with a Google account.