Obsidian is a personal knowledge management (PKM) system that can handle various tasks but may have a steep learning curve and an uninviting aesthetic for some users. Notion is a cloud-based alternative that allows for personalized knowledge bases and workflow optimization, appealing to those who prioritize convenience. Google Keep offers a simple, cloud-based note-taking experience that is easy to navigate but has limitations in text formatting and organization. Evernote provides enhanced note management and text formatting features, along with a web clipper, but has restrictions on its free plan. Anytype adopts an offline-first approach, prioritizing privacy and combining features of both Notion and Obsidian. Capacities enhances productivity and can complement other tools, catering to various workflows.