Showing 378 open source projects for "write"

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  • 1
    cypress

    cypress

    Fast, easy and reliable testing for anything that runs in a browser

    ...Install the Cypress Test Runner and write tests locally. Cypress has been made specifically for developers and QA engineers, to help them get more done. Cypress is based on a completely new architecture. No more Selenium. Lots more power.
    Downloads: 19 This Week
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  • 2
    Marionette.js

    Marionette.js

    The backbone framework

    ...Behaviors are like mixins, without all of the pain associated with property collision. Decoupled communication between your application components with a powerful messaging system. Write classes with the same API as your views. Marionette Objects support features like extend, events, initialize, and more.
    Downloads: 39 This Week
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  • 3
    zx

    zx

    A tool for writing better scripts

    ...JavaScript is a perfect choice, but the standard Node.js library requires additional hassle before use. The zx package provides useful wrappers around child_process, escapes arguments, and gives sensible defaults. Write your scripts in a file with .mjs extension in order to be able to use await on top level. If you prefer the .js extension, wrap your scripts in something like void async function.
    Downloads: 11 This Week
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  • 4
    PDFCraft

    PDFCraft

    PDFCraft is a free, privacy-focused PDF toolkit

    ...At its core, the project provides a clean, modern UI where you can rearrange pages, annotate text, insert images, fill forms, and export to multiple formats, all without needing a heavyweight commercial PDF suite. But beyond manual editing, it also offers a programmable layer so developers can write scripts to batch process documents, generate templated reports, or extract structured data from PDFs for integration in workflows. The design emphasizes quality and compatibility: output PDFs render accurately across readers, preserve metadata, and support interactive elements like hyperlinks and form fields.
    Downloads: 267 This Week
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  • 5
    Mint

    Mint

    A refreshing programming language for the front-end web

    Mint has all the tools you need to write error-free, easily readable, and maintainable applications in record time. In Mint you can style elements directly with CSS using style blocks. Inside a style block, you can nest as many sub selectors and media queries as you like. Interpolate any Mint expressions in any value using the interpolation syntax. You can even use if and case expressions inside any block to apply styles conditionally.
    Downloads: 170 This Week
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  • 6
    Next.js

    Next.js

    The React Framework

    ...It solves the most common problems associated with building a complete web application with React, such as those involving code bundling and transforming, production automizations, page rendering and having to write server-side code. Next.js offers a best in class “Developer Experience” through such capabilities as pre-rendering, single command static exporting, automatic code-splitting, hot code reloading and many other great features. It is fully extensible and ready for production. It’s no wonder Next.js is used in tens of thousands of production-facing websites and web applications from some of the world’s biggest brands.
    Downloads: 50 This Week
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  • 7
    Appium

    Appium

    Automation for iOS, Android, and Windows Apps

    ...Appium is an open source project and has made design and tool decisions to encourage a vibrant contributing community. Appium aims to automate any mobile app from any language and any test framework, with full access to back-end APIs and DBs from test code. Write tests with your favorite dev tools using all the above programming languages, and probably more (with the Selenium WebDriver API and language-specific client libraries).
    Downloads: 6 This Week
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  • 8
    Markdown Here

    Markdown Here

    Write email in Markdown and render them before sending

    If you’ve ever found writing email with code in it a hassle, Markdown Here is the perfect solution for you. Markdown Here is a browser extension that lets you write emails in Markdown, and then renders them before sending. It can also let you write Google Groups posts, blog posts, Evernote notes, Wordpress posts and more in Markdown, even in TeX mathematical formulae! Markdown Here is available for Google Chrome, Firefox, Safari, Opera, and Thunderbird. It supports syntax highlighting (once language has been specified in a fenced code block), insert tables, source code snippets and more! ...
    Downloads: 0 This Week
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  • 9
    Svelte

    Svelte

    Cybernetically enhanced web apps

    ...It's a compiler that takes your declarative components and converts them into efficient JavaScript that surgically updates the DOM. Svelte shifts as much work as possible out of the browser and into your build step. No more manual optimizations, just faster, more efficient apps. Write breathtakingly concise components using languages you already know, HTML, CSS, and JavaScript. Oh, and your application bundles will be tiny as well. Built-in scoped styling, state management, motion primitives, form bindings and more — don't waste time trawling npm for the bare essentials. It's all here.
    Downloads: 3 This Week
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  • 10
    RunJS

    RunJS

    A JavaScript playground that auto-evaluates as you type

    ...With RunJS you have access to Node and Browser APIs, including full DOM access. This gives you a level of versatility that's not possible in a standard REPL or Chrome console. Babel and TypeScript support enables you to write modern, up-to-date syntax. NPM integration makes trying out new libraries quick and easy. RunJS is a JavaScript playground that auto-evaluates your code as you type and outputs the results to a console pane. TypeScript and modern JavaScript features are supported through Babel transpilation. Additionally, Node and browser APIs are available.
    Downloads: 4 This Week
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  • 11
    CURRENT-DEVICE

    CURRENT-DEVICE

    The easiest way to write conditional CSS and/or JavaScript

    This module makes it easy to write conditional CSS and/or JavaScript based on device operating system (iOS, Android, Blackberry, Windows, macOS, Firefox OS, MeeGo, AppleTV, etc), orientation (Portrait vs. Landscape), and type (Tablet vs. Mobile). A lightweight JavaScript library to detect device type and screen size, optimizing responsive design.
    Downloads: 0 This Week
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  • 12
    Wasp

    Wasp

    A programming language that understands what a web app is

    ...When you need more control than Wasp offers, you can write code in existing technologies such as js/html/css/... and combine it with Wasp code!
    Downloads: 8 This Week
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  • 13
    jQuery

    jQuery

    jQuery JavaScript library

    ...It makes things like HTML document traversal and manipulation, event handling, animation, and Ajax much simpler with an easy-to-use API that works across a multitude of browsers. With a combination of versatility and extensibility, jQuery has changed the way that millions of people write JavaScript. jQuery also supports Node, browser extensions, and other non-browser environments. To build jQuery, you need to have the latest Node.js/npm and git 1.7 or later. Earlier versions might work, but are not supported. Special builds can be created that exclude subsets of jQuery functionality. This allows for smaller custom builds when the builder is certain that those parts of jQuery are not being used. ...
    Downloads: 44 This Week
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  • 14
    asar

    asar

    Simple extensive tar-like archive format with indexing

    Asar is a simple extensive archive format, it works like tar that concatenates all files together without compression while having random access support. You can pass in a transform option, which is a function, that either returns nothing or a stream. Transform. The latter will be used on files that will be in the .asar file to transform them. There is also an unofficial grunt plugin to generate asar archives at bwin/grunt-asar. Asar uses Pickle to safely serialize binary value to file,...
    Downloads: 27 This Week
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  • 15
    web-extension-starter

    web-extension-starter

    Web Extension starter to build "Write Once Run on Any Browser"

    Web Extension starter to build "Write Once Run on Any Browser" extension. Cross Browser Support (Web-Extensions API). Browser Tailored Manifest generation. Automatic build on code changes. Auto packs browser-specific build files. SASS styling. TypeScript by default. ES6 modules support. React UI Library by default. Smart reload. Used by extensions in production that has over 100,000+ users.
    Downloads: 0 This Week
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  • 16
    OfficeDex

    OfficeDex

    OfficeDex is the first Al-Native VibeOfficing platform for documents

    OfficeDex is an AI-native desktop workspace for generating Word documents, PowerPoint presentations, spreadsheets, reports, and images from natural-language prompts. It uses multiple cooperating agents to plan structure, write content, and handle formatting while preserving editable Office output. The application works with native OOXML files rather than relying on HTML conversion for its core document formats. Users can preview DOCX, PPTX, XLSX, and PDF files directly inside the app without opening Microsoft Office. It supports image references, custom LLM providers, local models, live task streaming, and mid-run user input. ...
    Downloads: 35 This Week
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  • 17
    isomorphic-git

    isomorphic-git

    A pure JavaScript implementation of git for node and browsers!

    ...It uses the same on-disk format as git so it works with existing repos. isomorphic-git is a pure JavaScript implementation of git that works in node and browser environments (including WebWorkers and ServiceWorkers). This means it can be used to read and write to git repositories, as well as fetch from and push to git remotes like GitHub. isomorphic-git aims for 100% interoperability with the canonical git implementation. This means it does all its operations by modifying files in a ".git" directory just like the git you are used to. The included isogit CLI can operate on git repositories on your desktop or server. isomorphic-git aims to be a complete solution with no assembly required. ...
    Downloads: 1 This Week
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  • 18
    BlogHelper

    BlogHelper

    Helps user write blog content and entries

    A tray assistant that helps domestic users to write, publish local articles to mainstream blog platforms (Zhihu, Jianshu, Blog Park, CSDN, SegmentFault, Nuggets, Open Source China) with one click, upload clipboard pictures to Tubed (Sina, Github, Picture Shell, Tencent Cloud, Alibaba Cloud, Youpai Cloud, Qiniu Cloud). A little assistant that does not have any interface and is only stored in the system tray, to help more people write better!
    Downloads: 0 This Week
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  • 19
    Artillery

    Artillery

    Cloud-scale load testing. Fully serverless, test any stack

    ...Run your tests from your own AWS account with no infra to set up or manage. Use Playwright to load test with real browsers. Test HTTP, WebSocket, Socket.io, gRPC, Kafka, HLS, and more. Write scenarios with multi-step interactions. Designed for testing transactional APIs and web apps. Use ready-made integrations or write custom logic in Node.js, using any of the thousands of useful npm modules. Artillery integrates with the software you know, love and rely on.
    Downloads: 2 This Week
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  • 20
    Derby

    Derby

    MVC framework making it easy to write collaborative applications

    The Derby MVC framework makes it easy to write realtime, collaborative applications that run in both Node.js and browsers. Derby includes a powerful data synchronization engine called Racer that automatically syncs data among browsers, servers, and a database. Models subscribe to changes on specific objects, enabling granular control of data propagation without defining channels.
    Downloads: 2 This Week
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  • 21
    Mongoose

    Mongoose

    Elegant mongodb object modeling for node.js

    ...Mongoose offers an uncomplicated schema-based solution, and comes with nifty features like type casting, validation, query building, and business logic hooks right out of the box. Mongoose also has a rich set of plugins made by the community and you can write your own to make Mongoose an even better solution for your needs.
    Downloads: 8 This Week
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  • 22
    BetterDiscord Installer

    BetterDiscord Installer

    A simple standalone program which automates the installation

    ...You can either make your own theme, or download the wide variety of themes from our community. BetterDiscord comes with a builtin plugin loader and plugin API. Plugins can increase the functionality and user experience of the app through JavaScript. Write your own or download plugins made by the community. Use your favorite BTTV and FFZ emotes in discord chat with other BD users. All plugin updates from our official repo are manually verified for malicious code. BetterDiscord also offers a wide variety of additional features and utilities. BetterDiscord comes with a live CSS editor for debugging and basic UI tweaking. ...
    Downloads: 19 This Week
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  • 23
    Heynote

    Heynote

    A dedicated scratchpad for power users

    ...It provides persistent text buffers for storing temporary notes, code snippets, calculations, and other working information. The editor organizes content into individual blocks, each supporting its own programming language or editing mode. Users can write and format code with syntax highlighting for numerous languages, including Python, JavaScript, JSON, and Markdown. Heynote includes a calculator mode, currency conversion, inline images, and multi-buffer searching. Its editing tools support multiple cursors, automatic formatting, and customizable keyboard shortcuts. Available for Windows, macOS, and Linux, it combines the simplicity of a scratchpad with specialized development utilities.
    Downloads: 7 This Week
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  • 24
    opentype.js

    opentype.js

    Read and write OpenType fonts using JavaScript

    opentype.js is an OpenType and TrueType font parser and writer. It allows you to access the letterforms of text from the browser or node.js. Once you have the shapes, you can modify them, for example by snapping them to a virtual grid. opentype.js provides you with raw access to the glyphs so you can modify them as you please. Create a bézier path out of a piece of text. Support for composite glyphs (accented letters). Support for WOFF, OTF, TTF (both with TrueType glyf and PostScript cff...
    Downloads: 12 This Week
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  • 25
    UI.Vision RPA

    UI.Vision RPA

    Open-Source RPA Software (formerly Kantu)

    ...The free and open-source browser extension can be extended with local apps for desktop UI automation. UI.Vision RPA's computer-vision visual UI testing commands allow you to write automated visual tests with UI.Vision RPA - this makes UI.Vision RPA the first and only Chrome and Firefox extension (and Selenium IDE) that has "👁👁 eyes". A huge benefit of doing visual tests is that you are not just checking one element or two elements at a time, you’re checking a whole section or page in one visual assertion. ...
    Downloads: 18 This Week
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