You cannot ask for recommendations on this site, or most Stack Exchange sites.
We find that questions that ask for recommendations attract spam answers.
With recommendation questions, the voting system can turn into a popularity contest for which recommended service is best. The voting is supposed to be used for well written answers.
We close ...
There are entire books written about how to plan SEO for a website. I would close that question as "too broad." A full answer to the question couldn't possibly fit in the few paragraphs for an answer on this site.
We have tons of questions about SEO. If you ask something about SEO that isn't as broad in scope, we can certainly answer that.
I locked that question as it really is more of a web development question as opposed to a "running a website" question. It isn't really on-topic here but due to its popularity I didn't want to close or remove it.
This question probably should have been asked on/migrated to the Software Engineering Stack Exchange site where questions like this are on-topic.
By "Wiki", do you mean the main Pro Webmasters site, or this Meta site?
Assuming that you meant the main site, then unfortunately I don't think this would be considered on-topic: it sounds like it would fall under the too broad category, and like you suspected, it would probably result in recommendations for sites and resources, which as you seem to ...
Possibly, it depends on your specific question however. We do have questions on MediaWiki templates here.
If the question is simply how can I create templates like this however, then that would be considered too broad to answer in under a few paragraphs, so would be off-topic here. Also, if it involves extensive programming, then it would likely be a ...
Since that questions, and others, were asked, a "catch-all" question has been defined which doesn't recommend specific hosts, but tells you how to work through the process of making the choice:
How to find web hosting that meets my requirements?
That question has a link to the meta question which started it off.
You might find that if you ask a new ...
We just had the question: Does Google ignore robots.txt? which is certainly on topic. I checked for duplicates and to my surprise, I found that nobody had asked it here before. Asking the same thing about other search engines would be on-topic because it is useful for running your website.
Similarly, It would be appropriate to ask about support for ...