A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
For questions about the process of making a conlang.
For questions about the real world history of individual conlangs as well as the conlanging community
The grammar of a language, or its "rules", covers its phonology, morphology, syntax, as well as the semantics of its affixes and function words
Questions relating to the use of writing systems, both natural and invented, as relevant to conlangs.
For questions about the sound systems of languages
For questions about words, phrases, and acronyms specific to the study of constructed languages.
Diachronic conlanging refers to the simulation of language change in a conlang
for requests of conlangs which fit a specified set of criteria
Questions concerning the study of the forms of words, their internal structure, and how they are formed from one another through processes like inflection, derivation, and compounding.
Questions comparing languages or classifying them into categories based on their linguistic features
Whether a language should be classified as a natlang/conlang, a particular type of conlang, or even as a language at all.
For questions about what natural languages a particular conlang was based on or inspired by
a constructed international auxiliary language.
For questions about developing the vocabulary of a conlang
a design goal some conlangs have, that of being deliberately similar to natural languages in some or all aspects
For questions about language features with no parallels in natural languages
For questions about constructed languages that are intended for international or interethnical communication.
For questions about the handling of tense, aspect, and mood in constructed languages.
For questions concerning the Elvish languages devised by J.R.R. Tolkien.
For questions concerning Toki Pona, the minimalistic oligomorphemic conlang published by Sonja Lang.
For all questions about the Klingon Language. The Klingon language is the constructed language spoken by the fictional Klingons in the Star Trek universe.
A constructed, syntactically unambiguous human language, successor to Loglan by the Logical Language Group.
Ambiguity refers to words, phrases, or sentences which can be validly understood to mean multiple different things
For questions about how to translate words or phrases into or out of a conlang
For questions about tools for creating or maintaining a conlang, or about tools to do Constructed Language Processing.
For questions dealing with verbs (a part of speach)
For questions concerning the Black Speech, the language constructed by J.R.R. Tolkien for his series "Lord of the Rings."
For questions concerning the Dwarvish language constructed by J.R.R Tolkien for his Middle-Earth setting.
The process where some or all of the lexemes of a language are replaced but the grammar of the language remains unchanged
For questions about conlangs that have features similar to European languages (either by design or by accident). Also for questions about the features that make conlangs similar to European languages.