I use aerc as my goto email client every day.

bandwhich: Terminal bandwidth utilization tool sc-im: A very capable terminal based spreadsheet program. bpytop: Linux/OSX/FreeBSD resource monitor broot: New way to see and navigate directory trees daff: provides efficient table comparison and alignment, supporting formats like CSV and SQLite, making it essential for data analysis and synchronization tasks. It's indispensable for those requiring accurate data comparisons in analysis, development, or data integration projects.