• GLASS (Stack) - An OS-level stack that includes GemStone (database and application server), Linux (operating system), Apache (web server), Smalltalk (programming language), and Seaside (web framework)
  • GLSL (Language) - A high-level shading language with a syntax based on the C programming language.
  • Go (Language) - A high-level general purpose programming language that is statically typed and compiled.
  • GQL (Language) - A standardized query language for property graphs first described in ISO/IEC 39075, released in April 2024 by ISO/IEC.
  • GRANDstack (Stack) - A full-stack framework for building applications with GraphQL, React, Apollo and the Neo4j Database.
  • GraphQL (Database) - A data query and manipulation language that allows specifying what data is to be retrieved ("declarative data fetching") or modified.
  • Groovy (Language) - A Java-syntax-compatible object-oriented programming language for the Java platform.
  • gRPC (Framework) - A cross-platform high-performance remote procedure call (RPC) framework that was initially created by Google, but is open source and is used in many organizations.
  • Hack (Language) - A programming language for the HipHop Virtual Machine (HHVM), created by Meta (formerly Facebook) as a dialect of PHP.
  • Hadoop (Library) - A collection of open-source software utilities for reliable, scalable, distributed computing.
  • HarmonyOS (Operating system) - A distributed operating system developed by Huawei for smartphones, tablets, smart TVs, smart watches, personal computers and other smart devices.
  • Haskell (Language) - A general-purpose, statically typed, purely functional programming language with type inference and lazy evaluation.
  • HBase (Database) - An open-source non-relational distributed database modeled after Google's Bigtable and written in Java.
  • Hiawatha (Server) - A free and open source cross-platform web server developed by Hugo Leisink.
  • Hibernate (Framework) - An object–relational mapping tool for the Java programming language that provides a framework for mapping an object-oriented domain model to a relational database.
  • Highcharts (Library) - A library to create charts and dashboards for web and mobile platforms.
  • HTML (Language) - A language that defines the meaning and structure of web content.
  • HTML5 (Language) - A markup language used for structuring and presenting hypertext documents on the World Wide Web.
  • InertiaJS (Framework) - A library that allows developers to build modern, single-page applications (SPAs) with a server-side framework without creating a separate API.
  • InfluxDB (Database) - A time series database (TSDB) developed by the company InfluxData.