Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots

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• Updated Oct 25, 2026
• Go

LINE Messaging's private API

python line line-bot messaging-api

• Updated Apr 30, 2021
• Python

✉️ Send/Receive data between React Native app and WebView

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• Updated Dec 8, 2022
• JavaScript

Build chat in minutes with Sendbird UIKit open source code.

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• Updated Nov 12, 2026
• TypeScript

AI call assistant & voice API SDK for Node.js: official Telnyx library for AI voice agents, calls, SMS and phone numbers.

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• Updated Nov 9, 2026
• TypeScript

LINESimulator

bot simulator line messaging-api

• Updated Jan 12, 2023
• JavaScript

Sendbird UIKit for iOS is a development kit with a user interface, offering a simplified integration into chat.

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• Updated Nov 9, 2026
• Swift

TalkJS (https://talkjs.com) examples

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• Updated Aug 21, 2026
• HTML

Vonage Server SDK for Java. API support for SMS, Messages, Voice, Text-to-Speech, Numbers, Verify (2FA), Video and more.

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• Updated Oct 16, 2026
• Java

RESTful WhatsApp messaging API with Express.js and Baileys library

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• Updated Aug 11, 2026
• JavaScript

Build chat in minutes with Sendbird UIKit open source code.

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• Updated Nov 10, 2026
• TypeScript

Code samples for Flutter, based on ConnectyCube platform

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• Updated Aug 5, 2025
• JavaScript

Mats3: Message-based Asynchronous Transactional Staged Stateless Services

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• Updated Nov 10, 2025
• Java

[Deprecated] Sendbird Chat SDK for iOS in Objectivce-C for enablement of a rich, engaging, scalable, and real-time chat service.

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• Updated Jun 1, 2026
• Objective-C

Own your WhatsApp infrastructure — self-hosted WhatsApp API with multi-session support, a REST API, signed webhooks, scoped API keys, and a dashboard. NestJS + Baileys. MIT.

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• Updated Nov 12, 2026
• TypeScript

一個將Discord與Line訊息同步的聊天機器人 目前支援：文字/圖片/影片/語音訊息 (A bot that synchronize messages between Discord and Line. Supported text/image/video/audio messages)

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• Updated May 19, 2025
• Python

Sendbird Chat SDK for Flutter

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• Updated Nov 11, 2026
• Dart

LINE Flex 開發人員工具

bot line chatbot messaging-api

• Updated Oct 1, 2026
• JavaScript

Botpress messaging server

botpress messaging-api

• Updated Mar 13, 2025
• TypeScript

LINE Messaging API SDK for Rust

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• Updated Oct 27, 2026
• Rust