Wikipedia:Articles for deletion/ZK (framework)
Promotional and how-to style text is a content issue, nota notability one.  Article sources include two full-length books on just this software by reputable computer industry publishers.  Other  have significant coverage.  Easily clears 
— User:Eggishorn, 19:28, 27 February 2017 (UTC)
Stance: keep
Cited policy: WP:RS||WP:GNG (Wikipedia:Reliable sources)