JSPM

Transform a string by swapping every character from upper to lower case, or lower to upper case

Transform stream that lets you peek the first line before deciding how to parse it

Proxies nodejs require in order to allow overriding dependencies during testing.

Simple, intuitive mocking of Node.js modules.

Array / Arraylike utilities

Advanced dependency mocking device.

provides native ESM import and globals mocking for unit tests

Swap two items in an array. Does not modify the Array prototype.

LI.FI Any-to-Any Cross-Chain-Swap SDK

Types for the LI.FI stack

A simple temp file based swap for speeding up operations

_A framework-agnostic tool that converts any layout into a drag-to-swap one with just a few lines of code._

LI.FI Widget for cross-chain bridging and swapping. It will drive your multi-chain strategy and attract new users from everywhere.

Range content change operator for arrays and array-like objects

Convert a text by swapping every character from upper to lower case, or lower to upper case

100+ assorted binary / bitwise operations, conversions, utilities, lookup tables

Swap endianness in byte arrays.

TypeScript SDK for building exchange functionality on Layers 2 with the AVNU API

Node-red nodes to convert values to and from buffer/array. Supports Big/Little Endian, BCD, byte swapping and much more

An array is a collection of values, stored contiguously.

TypeScript SDK for 1Click API

Rename import sources

React component swaps still image with preloaded GIF on click

Data types for the LI.FI stack

An iterable is a sequence of values.

Intercept Gulp streams and take full control of the content.

an external sorting algorithm implementation for NodeJS

Light and customizable drag and drop list for React

The Crypto Swap SDK is a powerful and easy-to-use toolkit that allows developers to integrate cryptocurrency swapping functionality into their applications. With this SDK, you can enable users to exchange between different cryptocurrencies directly within

0x Swap API TypeScript Client

The Common package of Yoroi SDK

Simple, intuitive mocking of Node.js modules. Fork of mock-require adding lazy require and is a drop in replacement for mock-require

Haiku Widget

A production-ready TypeScript package that brings Boltz submarine-swaps to Arkade.

Velar-SDK is a user-friendly library to integrate swap functionality.

🧾 Designed for 0x integrators: This library parses 0x transactions on EVM blockchains into a format that is both user-friendly and easy to understand.

Contains resources for localising UO project NB. Currently only British English is supported

Nexus headless SDK for cross-chain transactions

<p> <img alt="" src="https://img.shields.io/npm/v/gridl"> <img alt="" src="https://img.shields.io/npm/l/gridl"> <img alt="" src="https://raw.githubusercontent.com/klattiation/gridl/master/docs/badge-coverage.svg"> </p>

Rename import sources

JavaScript library simplifying decentralized web3 exchange routing for multiple blockchains and exchanges.

Openocean Widget for cross-chain bridging and swapping. It will drive your multi-chain strategy and attract new users from everywhere.

Solana Dex Transaction Parser

AI Agent Kit for 1inch - Connect any LLM to 1inch DeFi protocols

Solana AMM implementation for Skate

Aggregator Swap API Client SDK

OpenOcean Any-to-Any Cross-Chain-Swap SDK

Solana Swap Library for Solana Tracker Swap API

A transform that swaps out modules according to a config in your package.json selected via an environment variable.

🛸 SDK for integrating with Sifi.org

A lightweight swap sdk for Kaspa DeFi that can be embedded in wallets or websites

TypeScript SDK for Aori

Types for the OpenOcean Widget

Nexus headless SDK for cross-chain transactions

Official TypeScript SDK for the Vertigo AMM protocol on Solana

Typed Javascript library to handle atomic swaps.

Brave Swap - an open-source swap interface by Brave, focussed on usability and multi-chain support.

The Swap package of Yoroi SDK

Embeddable React swap widget for DEX platforms

SushiSwap

**Minimal, lightweight script for seamless AJAX-style UI content swapping.** By importing `htswap`, and adding a `data-htswap` attribute, your anchors and forms get the speed of client-side-rendering in your server-side-rendered/static sites.

A TypeScript utility library for swap and bridge

A group of functions for working with Maps.

Swap values at a pair of indexes

A collection of functions for operating upon Entries {web}.

Shogun Network Intent-based cross-chain swaps SDK

Bitzy Swap V3 Routes SDK for frontend and backend applications

A set of JavaScript array helper functions: position, contains, match, exclude, find, update, replace, move, swap, first, last, unique.

An array is a collection of values, stored contiguously {web}.

1inch Fusion swap integration for RWA Swap Client

A comprehensive SDK for interacting with the KiraPay CCTP protocol and various blockchain networks

A comprehensive SDK for interacting with the Zenswap protocol and various blockchain networks

Toggle comments inside build blocks.

Reverse a strided array in-place.

TypeScript SDK for cross-chain swaps with CCIP and Axelar bridges

A collection of methods for working with Objects.

A collection of methods for working with Objects {web}.

Exchanges two values.

A collection of functions for operating upon Entries.

Exchanges two values.

Mean Swappers

The bit is a basic unit of information in information theory, computing.

A better mobile touch-swappable reusable component for vue2.*

An iterable is a sequence of values {web}.

Includes open-dex-contracts integration & use-cases

Types for the CROSSIFY stack

JavaScript library simplifying decentralized web3 exchange routing for multiple blockchains and exchanges.

The bit is a basic unit of information in information theory, computing {web}.

A group of functions for working with Maps {web}.

GroupDocs.Merger for Node.js via Java allows you to merge documents and manipulate document structure across most of famous document types. Merge several documents into one, split single document to multiple documents, replace document pages, change page

Reverse an array in-place.

Replaces {variables} in strings. Great for generating configuration files!

Software Development Kit for interacting with Symmetry Baskets Program

A mobile touch-swappable navigation tabs component for Vue3.x

A collection of functions for operating upon Lists.

ILists is a pair of key iterable list and value iterable list, with unique keys {web}.

XY Finance swap widget.

Proxies import/require in order to allow overriding dependencies during testing.

A simplified cross-chain transfer library built on top of LI.FI, enabling token transfers between different blockchain networks with minimal configuration

Solidity Library that implements swap using different plaforms with a homogeneneous interface

Kana Widget for cross-chain bridging and swap.

> Move element in a given array from one index to another ..with some extra > functions.

Nimbus Swap Widget for cross-chain bridging and swapping. It will drive your multi-chain strategy and attract new users from everywhere.

Swap Array Entries by Index

Custom Uniswap SDK V2 to use for multiple chains

Swap widget based on 1inch api. Widget for integration into other projects as a separate component, can be used as a standalone application with the ability to add swap protocols.

A React component to use CSS animations to swap letters in 2 words which are an anagram of each other. The text is animated in position after calculating initial and final positions of each letter.

Includes dex-contracts integration & use-cases

TypeScript SDK for PancakeSwap V2 on BSC - Trading, Liquidity Management, and Event Monitoring with Performance Optimizations

Solana Dex Transaction Parser

Prism Aggregator

Algorand swap utilities and widget integration

ILists is a pair of key iterable list and value iterable list, with unique keys.

Generic Bridge+Swap aggregator for compatible EVMs

Swap a/b directories or files using symlinks

A JavaScript library for sorting and reordering grid or list items.

A collection of math functions extractde from Astroport smart contracts to be used with WASM in TypeScript/NodeJS.

A plugin for Strapi CMS that populates custom snippets into API response data.

1inch Fusion swap integration for Ondo SDK

Uniswap Interface with Abstract Chain Support

Software Development Kit for interacting with Symmetry Funds Program

TFM SDK

SDK for building applications on top of Rainbow.ag - Swap Aggregator on TON 💎.

Nexus SDK enables cross-chain transactions with minimal friction

C-Tracker V4 Swap + Referral SDK with ES modules and CommonJS support

JavaScript library simplifying decentralized web3 exchange routing for multiple blockchains and exchanges.

React component-wrapper to swap one element with another and back

A comprehensive SDK for interacting with the Zenswap protocol and various blockchain networks

EVM Explorer Uniswap v3 sdk

Lanca.io SDK built with Typescript

Exchange functionality using symmetry funds liquidity

LI.FI Any-to-Any Cross-Chain-Swap SDK

vector-like map class using es6 map with array.

mapping objects in peace code!

nerve swap nerveswap nerveswap-sdk

---

TypeScript SDK for interacting with AutoSwappr function

SDK for cetus swap and liquidity

Official TypeScript SDK for Soroswap.Finance API - DEX and exchange aggregator on Stellar

MCP server for 0xGasless smart accounts with gasless blockchain operations. Directly connects to Claude Desktop

`@akcybex/jstr` is a JavaScript library inspired by [Laravel 'Strings'](https://laravel.com/docs/10.x/strings) offering a chainable API for streamlined string manipulation and facilitating common string operations in javascript with enhanced expressivenes

Types for the CROSSIFY stack

MCP server for 0xGasless smart accounts with gasless blockchain operations. Directly connects to Claude Desktop

SoulSwap Lib

SDK for P2P Asset Swap Protocol

StellaSwap Swap SDK

Shogun Network Intent-based cross-chain swaps SDK

SDK for use any functions of ChopSUI v1 Protocol

Widget for cross-chain bridging and swapping. It will drive your multi-chain strategy and attract new users from everywhere.

A React component library for token swap interfaces

Ebit Swap Core

A collection of functions for operating upon Lists {web}.

Swap widget based on 1inch api. Widget for integration into other projects as a separate component, can be used as a standalone application with the ability to add swap protocols.

Interchange two double-precision floating-point vectors.

The bit is a basic unit of information in information theory, computing.

Pluralize anything with this library

Image processing CLI

A React component library for swapping MINT / HUNT buildings

Generate An ES.Next/StandardJS/UnitTest Ready, Github or Gitlab Project in Seconds! − A generator for SWAP projects −

Solana Swap Library for Solana Tracker Swap API

Transform your AI assistant into an autonomous crypto trading agent with real-time market analysis, portfolio management, and seamless trade execution across 17+ blockchains

Interchange two double-precision floating-point vectors.

JavaScript SDK form Swapper

🛠 An SDK for building applications on top of Oikos Swap.

Set of UI components for MoonWalkerSwap project

Swap object content and keep refference.

∇ Manager and Routing smart contracts for Primitive RMM protocol.

Spiceflow UI SDK

n8n node for Solana blockchain operations with Raydium and Jupiter swap integration. SPL token transfers now fully implemented with @solana/spl-token. Developed by CHECKHC.

Fast & tiny DOM swapper.

Interchanges two complex single-precision floating-point vectors.

Keygate Any-to-Any Cross-Chain-Swap SDK

Reverse a double-precision floating-point strided array in-place.

Icon Project Intents SDK

JavaScript/TypeScript bindings for the Solana Program Library (SPL) Token Swap program.

∇ Primitive Replicating Market Maker protocol smart contracts.

SDK for Swiv Perpetual Swap Protocol

Transpose a matrix (or a stack of matrices).

Solana Market Maker AMM to generate volume trades

SDK for use any functions of onedex v1 Protocol

Rearranges values in arbitrary order.

A quick cli for create swap project

🛠 An SDK for building applications on bitlayer of macarom.

Interchange two single-precision floating-point vectors.

高级套件，可以定制套件内渲染逻辑和流程，比如表单数据联动、数据初始化，也可以自定义设计态 setter，还可以创建自定义组件

Prism Aggregator

Returns evenly spaced values within given interval.

Exchanges two values.

Ready-to-use swap tool using Openbook DEX

proxy a leveldb reference to swap instances transparently

Kana Widget for cross-chain bridging and swap.

Tree Swap Core

Reverse a single-precision floating-point strided array in-place.

Exchange functionality using symmetry funds liquidity

Inserts a value to an ordered array.

Solana Swap Library for Solana Tracker Swap API

Bice, a tiny module that offers a fast way to swap arbitrary length sequences of bytes within a Buffer, using only the Buffer itself and the bitwise XOR operator.

🛠 An SDK for building applications on top of Swap.

A React component to use CSS animations to swap letters in 2 words. The text is animated in position after calculating initial and final positions of each letter. Words which are anagrams will animate well, but you can use any words or phrases.

A reusable React component for swapping with Yield Yak Router. The YY Router can be found [here](https://github.com/yieldyak/yak-aggregator).

A clean Uniswap swap widget package for easy integration

JavaScript's bitwise operation helper library.

This is the calculation library of EZSWAP

uniswap v3 avadex library

Universal cross-chain swaps SDK

Builds array from a seed value (dual to foldr).

A comprehensive React/Next.js SDK for wallet provider functionality with deposit, swap, and withdrawal capabilities

Swapable: Automated Liquidity Pools

Embeddable React swap widget for DEX platforms

Vento SDK for AO dex aggregator - works in Node.js and browsers

uniswap swap and pool widget

Exchanges two values.

Nothing

Interchange two single-precision floating-point vectors.

SDK for cetus swap and liquidity

Fanbase.io Swap Interface

Prism DCA

Official SDK for interacting with the Krapow Protocol on JFIN Chain

0x Protocol integration plugin for ElizaOS - enables token swaps on supported EVM chains

LI.FI rpc-wrapper

Return a new array with elements in reverse order.

Embed the XRiSE swap widget into any website or dApp to enable Web3 token swaps. A customizable DeFi DEX widget for XRPL EVM, with wallet support (MetaMask, WalletConnect) and referral rewards. (CDN browser bundle only)

Types for the Keygate stack

Utilities to make Javascript Easy

Hyper Bridge Project: Seamlessly links Base & Optimism blockchains via Layer Zero Router. Swap native & wrapped tokens effortlessly. Empowers devs with user-friendly SDK for cross-chain interaction. Unlocking DeFi potential & blockchain adoption.

## examples

🛠 An SDK for building applications on heco of MDEX.

fast byte swapping

virtual scroll without headache

Loopso Bridge SDK

Butter omni-chain aggregate swap contracts based on MAP Protocol

SDK for use any functions of forbitswap v1 Protocol

An SDK for building applications on top of DEX dapps.

Core contracts for Yapeswap protocol.

JavaScript library simplifying decentralized web3 exchange routing for multiple blockchains and exchanges.

Builds array from a seed value (dual to foldr).

A modern TypeScript utility to convert strings and object keys between various case styles like camelCase, snake_case, PascalCase, kebab-case, spongeCase, and more.

Counts occurrences of values.

A

Flattens nested array to given depth.

Warpgate Swap SDK for Movement blockchain

Data types for the Keygate stack

NEAR Protocol plugin for ElizaOS - providing wallet management, token transfers, and DEX swaps on NEAR blockchain

Functions for orders, deposits, rates, and webhooks

Write to a writable file-stream that swaps out it's underlying file resources according to swapper and namer functions

Embed the XRiSE swap widget into any website or dApp to enable Web3 token swaps. A customizable DeFi DEX widget for XRPL EVM, with wallet support (MetaMask, WalletConnect) and referral rewards.

DeFi operations plugin for ElizaOS - Fixed Jupiter API integration, Solana swaps, MEV protection