Uniquely flexible and light-weight utility for cloning and deep (recursive) merging of JavaScript objects. Supports descriptor values, accessor functions, and custom prototypes. Provides advanced options for customizing the clone/merge process.

Intelligently copy an Ember Data model and all of its relationships

vscode extension to check and dedup duplicate lines

When copying or moving files, it's common for operating systems to automatically add an increment or 'copy' to duplicate file names. This does that for Node.js applications, with automatic platform detection and support for Linux, MacOs, and Windows conventions.

Parser for Github, GitLab and Bitbucket issues actions, references and mentions

Operating systems commonly add a trailing increment, or the word 'copy', or something similar to duplicate files. This strips those increments. Tested on Windows, MacOS, and Linux.

Lightweight Chrome extension to prevent duplicate tabs, export/ import tabs and other options

A webpack plugin to check all duplicated dependencies in your bundle

🚀 Userscript zum Duplizieren & Neu einstellen auf Kleinanzeigen.de. Komplett neu entwickelt für das aktuelle React-Update 2026 – die zuverlässige Alternative zu all den veralteten, kaputten Skripten!

A Prettier plugin that removes duplicate class names in class and className attributes, ensuring cleaner, more efficient code in frontend projects like React, Vue.js, and Angular.

Convert an array to the same data type as a second input array.

Convert an array to an array of a different data type.

Copy buffer data to a new Buffer instance.

Duplicate multiple selections and/or lines

Scans your JS, JSx, TS, TSx files for duplication of code and helps you write non repetitive code

Copy elements to a new generic array after removing consecutive duplicated values.

Create an iterator which removes consecutive duplicated values.

Remove duplicates files easily.

Remove consecutive duplicated values.

Create an iterator which removes consecutive values that resolve to the same value according to a provided function.