Your problems, if common enough, suggest a startup opportunity to address this area - on a paid basis. Testing validation / curation of various software libraries and tools for various languages, with comments and ratings about suitability for various purposes, and along different dimensions, such as code quality, performance, docs, etc.

There was a company in a roughly similar area (IIRC) called SpikeSource, co-founded by (?) Kim Polese of Sun and later Marimba. Not checked recently about them.