Mastodon

Mastodon is a free, decentralized, open source microblogging network.

Database

A database is a structured set of data held in a computer, usually a server.

Framework

A framework is a reusable set of libraries or classes in software.

backend-as-a-service

web-framework

Programming language

A formal language that specifies a set of instructions that can be used to produce various kinds of output.

CSS Framework

CSS Frameworks usually offer one or more stylesheets with basic styling/generic components, and many of them use preprocessors.

CSS

Cascading Style Sheets (CSS) is a language used most often to style and improve upon the appearance of views.

text-editor

virtual-machine

programming-languages

C

C is a general purpose programming language that first appeared in 1972.

Lua

Lua is a lightweight, embeddable scripting language.