When comparing Qbase vs VNote, the Slant community recommends VNote for most people. In the question“What are the best Evernote alternatives?” VNote is ranked 36th while Qbase is ranked 52nd.
Ranked in these QuestionsQuestion Ranking
You have full control over your data as it is stored locally. Database access with separate password for every user.
Pro Merges advantages of a note organizer with a list maker
You can use it to store rich text notes and at the same time define custom columns to store various data types such as names, numbers, dates or images.
Pro You can define relations between lists.
It is possible to create sublists and subforms for more advanced usage.
Pro Able to attach files to a note
Markdown note-taking app.
Pro Free, open source
Source code is available via https://github.com/tamlok/vnote/
Pro Fast, uses C++ and QT Frameworks
Pro Supports MathJax, Mermaid Diagrams, Flowchart.js
Pro Vim Mode
Pro Can be synced using third-party synchonization services
All files on your local disk. Utilize third-party synchronization services to work from anywhere seamlessly. (taken from https://tamlok.github.io/vnote/)
Con Seems to be still under development.
Occassional bugs or features not working, but there are frequent updates.