The question is probably too generic as there are 100 different categories of software and unclear what problem you need solving. Some years HN users collected

The question is probably too generic as there are 100 different categories of software and unclear what problem you need solving. Some years HN users collected a list at https://github.com/cjbarber/ToolsOfTheTrade https://github.com/cjbarber/ToolsOfTheTrade