Goblin.tools offers a comprehensive range of tools for social media management. Additionally, I find the to-do function to be highly useful and efficient.
The Formalizer software significantly improves the clarity of my written content by correcting my poor word choices in English.
I couldn't find an offline browser based text editor so i made one myself! Its pretty bare bones and requires you to manually unregister the service worker but it works! (I'll try to make it so you dont have to eventually)