Generally speaking, the Hellboy novels are regarded as canon. They often add depth and new perspectives to the established Hellboy lore without contradicting the core elements.
It depends. Some FF7 novels are officially recognized as canon, while others might be more supplementary or spin-off material.
It depends. Some web novels are regarded as canon if they are officially recognized and tie in closely with the established fictional universe. But many are not.
Not necessarily. It depends on the specific series and the decisions of the creators or the official stance.
Yes, they are. The Borderlands novels are officially recognized as part of the canon of the Borderlands universe.
It depends. Some Warhammer novels are officially recognized as canon within the Warhammer universe, while others might not be.
Yes, they are. The Halo novels are often regarded as part of the official Halo universe and contribute to the overall lore.
It depends. Some fans consider them canon, while others don't. It's a bit of a gray area.
In general, the status of Naruto novels as canon can be a bit ambiguous. Some are closely tied to the main plot and characters, while others might be more like side stories or expansions that don't have a major impact on the core storyline.
It depends. Some fans consider them canon, while others don't. There's no clear consensus.
The canonicity of Bleach novels can be a bit murky. Some novels might expand on the existing story in a way that fits well with the main plot, but others might introduce elements that don't quite align. It really varies from one novel to another and how closely they adhere to the established lore of the series.