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extensions

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Extensions are software components that add specific capabilities to a larger software application. They enable users to customize and enhance their software environments in various domains, including web browsers, development IDEs, and operating systems. Extensions can range from simple UI tweaks to adding sophisticated new features. They play a crucial role in tailoring software solutions to individual needs, fostering a richer and more productive user experience.

Why Extensions Matter

Extensions allow for greater flexibility and personalization of software tools, empowering users to adapt tools according to their specific workflow and preferences. They encourage a vibrant ecosystem around software products where third-party developers can contribute valuable functionality that benefits the entire user community.

Common Uses of Extensions

  • Browser Extensions: Enhance your web browsing experience with ad-blockers, password managers, and more.
  • IDE Plugins: Integrate advanced coding tools, linters, and language support into development environments.
  • Operating System Extensions: Customize OS features, improve accessibility, and optimize system operations.
  • For developers, understanding and leveraging extensions can lead to better software design and more engaging user interfaces. For users, extensions provide a path to a more personalized and efficient toolset.

    Here are 3,025 public repositories matching this topic...

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    All 3,025 JavaScript 717 C# 580 TypeScript 360 Swift 184 Python 178 PHP 101 Kotlin 92 HTML 80 Shell 52 Java 49
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    SwifterSwift

    SwifterSwift / SwifterSwift

    Star 15.3k

    A handy collection of more than 500 native Swift extensions to boost your productivity.

    macos swift swift-library open-source ios unit-testing awesome mit xcode tvos watchos productivity-booster extensions cocoapods swift-extensions carthage uikit swift-package-manager foundation swifterswift
    • Updated Nov 2, 2026
    • Swift

    nikolaeu / numi

    Star 6.5k

    Beautiful calculator app for macOS, Linux & Windows

    javascript macos linux cli converter calculator app extensions plugins numi
    • Updated Jul 19, 2026
    • JavaScript
    notion-enhancer

    notion-enhancer / notion-enhancer

    Star 5k

    An enhancer/customiser for the all-in-one productivity workspace Notion

    chrome-extension windows macos linux productivity firefox integrations chrome hack extensions mod themes edge firefox-extension mods enhancer notion edge-extension mod-loader notion-enhancer
    • Updated Feb 28, 2026
    • JavaScript

    shaojiankui / JKCategories

    Star 3.3k

    JKCategories(iOS-Categories,Category), a collection of useful Objective-C Categories extending iOS Frameworks such as Foundation,UIKit,CoreData,QuartzCore,CoreLocation,MapKit Etc.

    ios objective-c extensions categories category jkcategories ios-categories
    • Updated May 31, 2024
    • Objective-C

    EmailThis / extension-boilerplate

    Star 3.3k

    ⚡️ A template for building cross browser extensions for Chrome, Opera & Firefox.

    gulp chrome-extension es6 firefox-addon extensions boilerplate-template webextensions opera-extension
    • Updated May 2, 2024
    • JavaScript

    brennercruvinel / CCPlugins

    Star 2.8k

    Best Claude Code framework that actually save time. Built by a dev tired of typing "please act like a senior engineer" in every conversation.

    cli collection extensions commands plugins automated claude claude-ai claude-code
    • Updated Sep 11, 2026
    • Python

    wexond / browser-base

    Star 2.7k

    Modern and feature-rich web browser base based on Electron

    electron react javascript privacy typescript browser material extensions plugins desktop chromium themes wexond
    • Updated Jun 4, 2023
    • TypeScript
    aide

    nicepkg / aide

    Star 2.7k

    Conquer Any Code in VSCode: One-Click Comments, Conversions, UI-to-Code, and AI Batch Processing of Files! 在 VSCode 中征服任何代码:一键注释、转换、UI 图生成代码、AI 批量处理文件!💪

    agent ai extensions vscode prompt openai developer-tools vscode-extension software-development gpt copilot aide claude gpt-4 gpt4 llm prompt-engineering chatgpt anthropic ollama
    • Updated May 6, 2025
    • TypeScript
    Vanara

    dahall / Vanara

    Star 2.1k

    A set of .NET libraries for Windows implementing PInvoke calls to many native Windows APIs with supporting wrappers.

    windows shell dotnet nuget extensions winapi pinvoke interop controls dotnet-standard windows-api
    • Updated Oct 24, 2026
    • C#
    vscode-powershell

    PowerShell / vscode-powershell

    Star 1.9k

    Provides PowerShell language and debugging support for Visual Studio Code

    powershell extensions visual-studio-code hacktoberfest
    • Updated Oct 31, 2026
    • TypeScript

    Adobe-CEP / CEP-Resources

    Star 1.8k

    Tools and documentation for building Creative Cloud app extensions with CEP

    javascript extensions adobe panels creativecloud
    • Updated Feb 20, 2026
    • JavaScript
    SwiftUIKit

    danielsaidi / SwiftUIKit

    Sponsor
    Star 1.8k

    Extra functionality for Swift & SwiftUI.

    swift views extensions swiftui
    • Updated Aug 21, 2026
    • Swift

    orbitbot / chrome-extensions-examples

    Star 1.6k

    All Chrome Extension examples collected into one repository

    javascript chrome-extension extension extensions browser-extension
    • Updated Oct 31, 2021
    • JavaScript

    eallion / uBlacklist-subscription-compilation

    Star 1.3k

    🚫 uBlacklist subscription 订阅合集

    firefox list chrome subscription google block extensions edge ublacklist
    • Updated Nov 9, 2026
    • Go

    hashgraph-online / awesome-ai-plugins

    Sponsor
    Star 1k

    A curated list of the best awesome AI plugins for AI assistants including Claude Code, OpenAI Codex / ChatGPT, Gemini, Antigravity, Pi / Oh My Pi, Grok, OpenCodek DSH, Kimi and More. https://hol.org/plugins

    awesome skills extensions mcp awesome-list grok codex ai-assistant chatgpt ai-plugin claude-code best-codex-plugins best-ai-plugins best-grok-plugins best-claude-plugins best-kimi-plugins best-zcode-plugins best-antigravity-plugins best-opencode-plugins best-dsh-plugins
    • Updated Nov 12, 2026
    • Python
    WhatIf

    skydoves / WhatIf

    Sponsor
    Star 950

    ☔ Fluent syntactic sugar to handle single if-else statements, nullable, collections, and booleans for Kotlin and KMP.

    android kotlin extensions expression builder-pattern if-else nullable skydoves
    • Updated Jan 3, 2026
    • Kotlin

    fsprojects / FSharpPlus

    Star 942

    Extensions for F#

    extensions arrow-functions generic-functions f-sharp lenses monad-transformers computation-expressions
    • Updated Aug 12, 2026
    • F#

    immersive-translate / old-immersive-translate

    Star 918

    Let's experience immersive web translation, with bilingual simultaneous display and translation of only the important content. Think of the browser's reading mode, but in immersive translation.

    firefox chrome extensions translate immersive translate-addons immersive-translate
    • Updated Jan 16, 2023
    • JavaScript

    jaywcjlove / oscnews

    Sponsor
    Star 863

    Chrome 插件,查看开源中国软件更新资讯,文档导航,GitHub 趋势榜,linux命令索引,浏览历史记录和时钟页面。

    react chrome-extension chrome webpack new-tab extensions crx chrome-github oscnews chrome-oscnews
    • Updated Apr 21, 2026
    • JavaScript

    akarnokd / RxJavaInterop

    Star 860

    Library to convert between RxJava 1.x and 2.x/3.x reactive types, schedulers and resource handles.

    extensions rxjava reactive-streams interoperation
    • Updated Apr 24, 2023
    • Java

    Created by The software community

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    github.com/topics/extension
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