I guess you could extend it to the whole JavaScript ecosystem, it has a bunch of frameworks and libraries, you find out about new ones every single day, why not provide content to it? I see that your back-end is using Laravel, would be nice to create recipes for it too.
The request series could be like Hashnode's request a feature, users could upvote suggestions and also receive feedbacks on it from the admins.
Some questions:
Everything is well made, I can see that you spent some quality time in the front-end, it really looks good.