Zkn (Zettelkasten) Alternatives

Zettlr is a supercharged markdown editor that combines many writing editor features and collect them in one application. It aims at speeding up your workflow and help you write without any interruptions.

DEVONthink is a solution to the digital age conundrum. It is your second brain, the one and only database for all your digital files, be they PDFs, emails, Word docs or even multimedia files.

wikidPad is a Wiki-like notebook for storing your thoughts, ideas, todo lists, contacts, or anything else you can think of to write down. What makes wikidPad different from other notepad applications is the ease with which you can cross-link your information.

nvALT is a fork of the original Notational Velocity with some additional features and interface modifications by Brett Terpstra and ElasticThreads.

Fast & clean-looking note-taking app for macOS that helps writers write and think more.

Whether you're an undergrad tearing your hair out, or a researcher covering the walls with Post-It notes, Auratikum is here to help.

Synapsen is a hypertextual card index or reference organizer, which is to say a storage system on the basis of an electronic literature database that enables the management of bibliographies and notes.

Neuron is a future-proof open-source CLI app for managing your plain-text notes in Zettelkasten style, as well as for publishing them on the web.