Best System Utilities for JavaScript

Apryse, previously known as PDFTron, takes document solutions to the next level, making work better and life simpler. Bring PDF viewing, annotating, editing, creation, and generation to any web, mobile, desktop or server framework or application. As a global leader in document processing technology, Apryse gives developers, enterprise customers and small businesses the tools they need to reach their document goals faster and easier. Our product portfolio includes Apryse SDK, Fluent, iText and XODO. Apryse technology works with all major platforms and a wide variety of unique file types.

Nutrient is the comprehensive solution for all your PDF needs, offering tools that effortlessly integrate and operate PDF functionality across any platform. 1. SDK PRODUCTS Integrate robust PDF functionality into iOS, Android, Windows, web (JavaScript), or any cross-platform technology, providing capabilities such as PDF viewing, markup, collaboration, and more. 2. LIBRARIES Utilize our potent .NET and Java libraries to boost your backend applications with batch processing of redactions and PDF forms, OCR’d scanned text, and editing of PDF documents, directly from your application server. 3. PROCESSOR Our dynamic PDF microservice, Processor, enables swift generation of PDFs from HTML, including HTML forms, along with Office-to-PDF conversions, OCR, redaction, and XFDF merging and exporting. 4. PDF API Use hosted PDF API to generate, convert, and modify PDF documents in your workflows. We manage the development and server administration, letting you focus on what you do best.

6,000+ companies trust Files.com to automate and secure business critical transfers. We obsess about security, compliance, reliability, and performance so your critical business processes just work every time. Easily manage any transfer flow without writing scripts or code, and onboard workloads and partners effortlessly. We support standard file transfer protocols (FTP, SFTP, AS2) for working with external partners and also provide native apps for high performance internal transfers. As a fully Cloud-Native SaaS, there are no servers for you to buy or maintain, there is no installation required, and high availability and redundancy are built in and free. Out-of-the-box integrations include Microsoft (Azure, SharePoint, OneDrive, Active Directory & Office), AWS (S3 & SNS), Google (Cloud & Drive), Box, Dropbox, Zapier, and dozens of others. Developers can leverage our SDKs, API, and CLI to build custom integrations too.

Connect to the world on the browser built by Google. Google builds powerful tools that help you connect, play, work and get things done. And all of it works on Chrome. With Google apps like Gmail, Google Pay, and Google Assistant, Chrome can help you stay productive and get more out of your browser.

Mozilla Firefox is a free, open-source web browser developed by the Mozilla Foundation, a non-profit organization dedicated to internet health and privacy. Designed to prioritize user privacy and security, Firefox offers features like Total Cookie Protection, which provides outstanding privacy by default. The browser includes tools such as Firefox View, allowing users to see tabs open on other devices and access recent history, and built-in PDF editing capabilities, enabling form edits directly within the browser. Available across various platforms, including Windows, macOS, Linux, Android, and iOS, Firefox ensures a consistent and secure browsing experience. Its commitment to user-centric development and transparency makes it a preferred choice for those seeking a trustworthy alternative to proprietary browsers.

EmEditor is a fast, lightweight, yet extensible, easy-to-use text editor for Windows. Both native 64-bit and 32-bit builds are available, and moreover, the 64-bit includes separate builds for SSE2 (128-bit), AVX-2 (256-bit), and AVX-512 (512-bit) instruction sets.

The SeaMonkey project is a community effort to develop the SeaMonkey Internet Application Suite (see below). Such a software suite was previously made popular by Netscape and Mozilla, and the SeaMonkey project continues to develop and deliver high-quality updates to this concept. Containing an Internet browser, email & newsgroup client with an included web feed reader, HTML editor, IRC chat and web development tools, SeaMonkey is sure to appeal to advanced users, web developers and corporate users. Under the hood, SeaMonkey uses much of the same Mozilla Firefox source code which powers such products as Thunderbird. Legal backing is provided by the SeaMonkey Association (SeaMonkey e.V.). The Internet browser at the core of the SeaMonkey Internet Application Suite uses the same rendering engine and application platform as Mozilla Firefox, with popular features like tabbed browsing, feed detection, popup blocking, smart location bar, find as you type and a lot of other functionality.

Convert one file or an entire folder. With an average conversion time of less than one second you will have your documents converted in no time. Create custom conversion templates to suit your needs. Full control over images, CSS, find and replace/delete and more. Share your templates with colleagues. Batch convert Word or PDF files to HTML and clean up the code. Convert Word to PDF, PDF to Word. Most document formats supported. The program comes with a full selection of templates that should cover the needs of most users. You just select the one you want to use from the drop-down list. When converting to HTML you have full control over images, code and CSS. You can even run find and replace commands. Once you are happy with your template it can be saved for later use or shared with colleagues.

​Tablecruncher is a lightweight yet powerful CSV editor for Mac, designed to handle large datasets efficiently. It can open files larger than 2GB, containing over 15 million rows, with a 100MB CSV file loading in under 5 seconds on a dual-core MacBook Pro. It supports various encodings, including UTF-8, UTF-16LE, UTF-16BE, Latin-1 (ISO-8859-1), and Windows 1252, automatically detecting most CSV formats and encodings. Users can utilize JavaScript as a macro language to manipulate CSV files, accessing all cells for content changes and calculations. Tablecruncher allows exporting table data to JSON, producing an array of objects if a header row is present, or an array of arrays otherwise. The find and replace dialog supports pattern searches within the table or selected areas, with Regular Expressions compliant with the ECMAScript 5 standard. It offers four color themes, including a dark mode compatible theme, enhancing user experience.

​editCSVonline is a free web application that allows users to edit CSV files directly within their browser, eliminating the need for additional software installations. Powered by DataGridXL, a fast Excel-like Vanilla JavaScript data table library, it provides a spreadsheet-like interface for seamless data manipulation. Users can open CSV files from their devices or paste CSV data directly into the application. It supports a range of keyboard shortcuts to enhance productivity, including clipboard operations (cut, copy, paste), selection modifications, navigation controls, and undo/redo functionalities. The interface also supports standard navigation keys such as arrow keys for movement and 'Enter' to edit cells. It is designed to be intuitive, making it accessible for users with varying levels of technical expertise. As a free service by Vanilla Components, editCSVonline ensures that users can manage their CSV data efficiently without the need for complex software.

​Zebra's Enterprise Browser is an Android-based industrial browser that enables the development of web-based applications tailored to leverage the full capabilities of Zebra devices. It allows developers to create feature-rich applications using standard web technologies such as HTML5, CSS, and JavaScript, ensuring compatibility across various Zebra devices, including mobile computers, tablets, kiosks, wearables, and vehicle-mounted devices. The browser provides access to Zebra's extensive API library, facilitating seamless integration with device features like barcode scanning, RFID, and cameras. Additionally, Enterprise Browser supports integration with leading Enterprise Resource Planning (ERP) systems, such as SAP, through the Zebra Picking Plus API, enabling real-time updates to backend databases and streamlining operational workflows. By offering a consistent and intuitive user interface, Enterprise Browser enhances worker productivity and simplifies the development process.

​Honeywell's Enterprise Browser is a locked-down web client application designed for Honeywell computers, compatible with Microsoft Internet Explorer and HTML5 web browser engines. It enables enterprises to develop and deploy web-based applications tailored for data collection tasks, utilizing standard web technologies like HTML5, CSS, and JavaScript. It offers JavaScript interfaces for barcode scanning and printing control, facilitating seamless integration with Honeywell's data capture devices. Administrators can enforce URL whitelisting to restrict user access to approved websites, ensuring compliance with corporate policies and enhancing security. It supports remote configuration, allowing centralized management of browser settings across devices. Multiple rendering engines are available to accommodate both new and existing applications without the need for re-coding.

Quadratic enables your team to work together on data analysis to deliver faster results. You already know how to use a spreadsheet, but you’ve never had this much power. Quadratic speaks Formulas and Python (SQL & JavaScript coming soon). Use the language you and your team already know. Single-line formulas are hard to read. In Quadratic you can expand your recipes to as many lines as you need. Quadratic has Python library support built-in. Bring the latest open-source tools directly to your spreadsheet. The last line of code is returned to the spreadsheet. Raw values, 1/2D arrays, and Pandas DataFrames are supported by default. Pull or fetch data from an external API, and it updates automatically in Quadratic's cells. Navigate with ease, zoom out for the big picture, and zoom in to focus on the details. Arrange and navigate your data how it makes sense in your head, not how a tool forces you to do it.

Fellou is the world's first agentic browser that automates complex tasks. Enjoy hands-free research, cross-platform workflow automation, and intelligent task execution across the web. Fellou's Deep Action feature transforms intricate multi-step tasks, like form submissions, report generation, or scheduling, into simple commands. Its proactive intelligence anticipates user needs, offers action recommendations, and builds a personalized knowledge base. Fellou operates in a sandboxed environment, allowing agents to execute tasks in the background without disrupting the user's workflow. It enables users to create, share, and utilize specialized agents tailored to specific domains or tasks. Fellou supports cross-platform deep search, enabling parallel searches across public websites and authenticated platforms like Quora, X, and LinkedIn, and can generate shareable visual reports.