It's not clear without more information about what "rusrep" refers to.

Jobs / Vacancies or could be work or employment ... However on given options more close proper category name would be Jobs/Vacancies: Remote Work & Digital Nomads / Business & Finance / Jobs/Vacancies

Cryptocurrency & Trading <!-- or Business & Finance, but Trading is more specific to signals -->

Technology & Programming or DIY & Hobbies, Considering the term 'Парник' directly translates to 'greenhouse' in Russian; DIY & Hobbies fits more precisely.

Based on the titles, I would categorize "Фрустрация" as: "Psychology & Self-Improvement" or more directly stated "Self-Improvement & Motivation" category given the word matches the general theme of frustration which could commonly serve to motivate transformation within the self-improvement section.

Technology & Programming (given the similarity to the original text's mention of "комиксы" which translates to "comics", but it seems more likely that the entity is related to the programming language "System" rather than the entity being about comics)

Other / Unspecified does not exist in the list. Adam's Eye could potentially fit in the "Other / Unclassified" category, but given its ambiguity, a more suitable category would be "History & Culture".

Since Georgy Orlov-Davydovsky is not exclusively associated with a specific known category from the provided prioritized list, the most relevant category that fits him is "Education & Learning" and more specific to the context, "Technology & Programming" due to Georgy being an 18th-century keyboard composer and a notable figure in the creation of the 'Clavichord.'

Gaming & Esports This title doesn't belong fully to this broad category as text contains “по́вищ" which refers likely to book called Львів Повісті in relation to its being written on other topics however i've narrowed on gaming one more option may consider to have picked up a place under news where this kind texts can take roots

This appears to be a categorization of non-relevant information to "Шпроты и книги". Based on the provided information "Шпроты и книги", I would choose "Other / Unclassified" as no other category seems to fit. However, a more specific selection would be "Other / Unclassified" -> "Other" because "Unclassified" implies a specific relevant category exists.

I couldn't find a match in the list. Please provide more context or a translation of the title to help me analyze and match a category.

Tech Jobs or more specifically, Other / Unclassified would be too broad in this case, the best fit category would be "IT & Software" however since it wasn't an option I chose the next best fit. However, here is the best fitting category **CSE Jobs**