Keep It
DEVONthink
Evernote
EagleFiler
Curio
OneNote
Bear
Tinderbox
Note Board
Synology Note Station
UpNote
Notesnook
todoZero
Pocket Lists
North Notes
Todorant
Keep It Note BoardBased on our record, Keep It seems to be more popular. It has been mentiond 10 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I wonder if Keep It might help you with searching and organizing your library. Source: about 1 year ago
With this one you put your files "into" the app in what is somewhat misleading called "notes". Think of a note as a data container where you can put many file types and edit them later on from within the database app: https://reinventedsoftware.com/keepit/. Source: over 1 year ago
Another option on Mac OS is Keep It. I have used them simultaneously on the same folder. Source: over 1 year ago
I use Keep It [1] on macOS/iOS and save pages as PDFs. [1] http://reinventedsoftware.com/keepit/. - Source: Hacker News / almost 2 years ago
Seeing that you're probably on the Apple ecosystem, is there a reason why Devonthink didn't make your list? Seems like it satisfies all 5 of your criteria. If that for whatever reason doesn't work out, there's also Notebooks or KeepIt. Source: over 2 years ago
DEVONthink - DEVONtechnologies develops DEVONthink, DEVONagent, and other Mac and iOS apps for document and information management and web research.
Synology Note Station - Without needing to spend money on Evernote, Synology Note Station provides a desktop client to organize all your random notes in one place.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
UpNote - A beautiful and clean cross-platform app for notes organizer
EagleFiler - EagleFiler makes managing your information easy.
Notesnook - Notesnook is a simple and private note taking app that keeps your notes organized and synced on your phone, tablet and computer.