Awesome GitHub RepositoriesJavaScript Data Transformations

es-toolkit is a JavaScript utility library and TypeScript data transformation toolset designed as a high-performance alternative to traditional utility suites. It serves as a tree-shakable module library and a compatibility layer for those migrating from legacy dependencies by mirroring established function signatures. The project is specifically optimized for AI code generation, providing structured documentation and specialized skill sets to improve the accuracy and discoverability of its functions for AI coding assistants. Its architecture focuses on a zero-dependency core and modular expo

elasticsearch-dump is a command-line tool for importing and exporting data, mappings, and settings between Elasticsearch and OpenSearch clusters. It serves as a backup and restore system, a data transfer utility for cross-cluster migrations, and a bridge for streaming search index data to and from S3-compatible storage. The tool functions as a JSON index data transformer, allowing the use of custom JavaScript modules to modify or anonymize documents in flight during the migration process. It also enables the creation of search bodies using external JavaScript templates to customize the data b

AlaSQL is a JavaScript SQL database engine that allows for the filtering, grouping, and joining of in-memory object arrays and JSON data. It functions as an in-memory SQL database and client-side data processor, enabling the execution of SQL statements against JavaScript arrays and external data sources in both browser and server environments. The project serves as a universal data query tool capable of performing relational joins across diverse sources, such as merging Google Spreadsheets, SQLite files, and remote APIs into a single result set. It also acts as an IndexedDB SQL wrapper, allow

collect.js is a dependency-free JavaScript library that provides a fluent, chainable interface for manipulating arrays and objects. It mirrors the Laravel Collection API, offering a consistent set of methods for data transformation across JavaScript and Laravel backend environments. The library stores collection data as plain arrays internally and supports fluent method chaining, where each method returns a new collection instance. The library distinguishes itself by closely replicating the Laravel Collection API in JavaScript, mapping each PHP method to an equivalent JavaScript implementatio

JsBarcode is a JavaScript library for generating machine-readable barcodes in both browser and Node.js environments. It supports a wide range of industry-standard symbologies including CODE128, EAN, UPC, CODE39, ITF-14, MSI, Codabar, Pharmacode, and GS1-128, with automatic check digit calculation for formats that require it. The library renders barcodes to HTML canvas elements, scalable SVG graphics, or image elements, and provides a chainable API for creating multiple barcodes sequentially with individual options. It includes automatic checksum computation for EAN, UPC, ITF-14, and MSI forma

Danfo.js هي مكتبة لتحليل البيانات والمعالجة المسبقة لـ JavaScript توفر هياكل بيانات مصنفة عالية الأداء. تنفذ إطارات البيانات (DataFrames) والسلاسل لتمكين تحليل البيانات المعقد، والحوسبة الإحصائية، ومعالجة البيانات الجدولية المهيكلة. تعمل المكتبة كمكتبة للمعالجة المسبقة لتعلم الآلة، حيث تقدم أدوات لتشفير التسميات الفئوية، والتشفير الأحادي (One-hot encoding)، وتوسيع نطاق الميزات الرقمية وتوحيدها. تسهل بشكل خاص تحويل هياكل البيانات المصنفة إلى tensors لتدريب النماذج وتقييمها. تغطي المكتبة مجموعة واسعة من القدرات بما في ذلك الإحصاءات الوصفية، والعمليات العلائقية مثل الدمج والربط، ومعالجة السلاسل الزمنية. تتضمن أدوات لتنظيف البيانات، والتصفية، والتجميع، بالإضافة إلى واجهة مرئية لإنشاء مخططات ورسوم بيانية تفاعلية مباشرة من إطارات البيانات. يدعم النظام استيراد وتصدير البيانات عبر تنسيقات CSV وJSON وExcel.