When comparing Gingko vs Boostnote, the Slant community recommends Boostnote for most people. In the question“What is the best cross-platform note-taking app?” Boostnote is ranked 10th while Gingko is ranked 21st. The most important reason people chose Boostnote is:
Supports Windows, macOS and Linux.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro You can customize colors
Pro Allows focusing on one piece of information at a time
Since Gingko documents are "trees", they are always organized on the go. And since everything is written in cards, it is possible to focus on one chunk of content at a time.
Pro Easy to overview
Despite the complexity of the tree structure, it's always clear where you are, and how to quickly add your thoughts.

Pro Markdown support
All formatting is done via Markdown.
Pro Non-linear
Non-linear notetaking allows you more flexibility, freedom and creativity.
Pro Cross platform support
Supports Windows, macOS and Linux.
Pro Markdown support
Pro Free
Pro Open source
See here.
Pro Great for developers
Boostnote is great for developers looking to take programming notes with code snippets and such.
Pro Supports code snippets and syntax highlighting
Boostnote has the ability to store code snippets and comes with syntax highlighting out of the box, supporting many languages.
Pro Works offline
Boostnote doesn't require an internet connection to work. You can write notes offline and sync later.
Pro Global search, tag feature
Pro Comes with many themes
Boostnote comes with many themes out of the box, most of which are popular themes and color schemes for code editors: e.g. 3024, base16, solarized, tomorrow.
Pro vim/emacs key bindings available
Boostnote supports vim/emacs key bindings. If you're a developer familiar with either of them, navigation should be easy to pick up.
Cons
Con Limited free version
The free version is limited to 100 cards and 10 documents. Depending on how you use it, this might not be enough.
Con Some of the features are not consistent
Con Must use third-party service for sync-ing (Dropbox, etc.)
Boostnote does not have sync-ing capabilities and relies on third-party services to fulfil notes storage. There are additional steps involved to set this up.
Con Can't work in "real" offline mode
Con Very poor syncing
Data loss may occur on syncing.
