When comparing Fossil SCM vs Gatsby JS, the Slant community recommends Gatsby JS for most people. In the question“What are the best solutions for a personal blog?” Gatsby JS is ranked 17th while Fossil SCM is ranked 28th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro All in one
While most other platforms allow either online blogging, or development offline and hosting on some other platform, fossil allows you to develop locally, host it locally, view it locally, and you can substitue locally with remote if you want to.
It's just one file. Fossil.
Pro Free
It is. It is also free as in libre, as in the license is similar (or equivilant) to BSD-2
Pro Simple to use
Fossil doesn't depend on a specific language to be present on the target or development system. Just write, commit, and done.
Pro No page reload when navigating
Pro Based on React.js
Editing markup is phenomenally easy when you have components.
Pro Live reload
Every change you make can be almost immediately seen in a browser.
Pro A lot of plugins
Gatsby offers a lot of plugins to integrate tools like SASS, typescript, styled components, etc.
Pro Very active development
Gatsby is very actively developed and the maintainers are very helpful.
Pro Built-in code and data splitting
Pro Open Source
Pro Take content from any source
Gatsby can generate the pages with content from any sources like Drupal, Wordpress, Contentful, etc. If the source plugin is not coded for your solution, you can create it.
Pro A static site and a React app in one
The static pages are generated by Server Site Rendering of the React app. So you have all benefits of a static site, and all benefits of a React app, which is very powerful.
Pro GraphQL Data Layer
Pro A lot of examples
Gatsby have a lot of examples sites in his github repository.
Pro Beautiful out-of-the-box blog starters
Cons
Con You have to do everything manually and know what you're doing
It is similar to the "Writing your own solution" option
Con A bit raw
You'll maybe have to tweak some JSX if you want something that's not covered by available themes.