When comparing AGPL vs GPLv3, the Slant community recommends AGPL for most people. In the question“What are the best open-source licenses?” AGPL is ranked 3rd while GPLv3 is ranked 4th. The most important reason people chose AGPL is:
Designed to ensure that end-users can access source code, even when applications run on remote web servers.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Protects user freedom in the cloud
Designed to ensure that end-users can access source code, even when applications run on remote web servers.
Pro Ensures that derivitave works are also protected by strong copyleft
Works extending the original must be licensed in a similar fashion to the AGPL, preserving and extending the user freedoms originally granted.
Pro Protects the author
The author of the software avoids any risk for how the software may be used by others.
Pro Ensures source access
Designed to make sure users have the freedom to access source code.
Pro Copyleft
Requires people building on your work to licence it for others to use.
Pro Ensures that the software does not become proprietary
Cons
Con Cannot be sublicensed
Con Limits the developer's ability to package or use other libraries/software
Con Copyright
Requires people building on your work to license it the same way you did. Good if you want to pull their code into your project, but issues for potential end users can arise.