Dead man's switch and digital legacy · Alcazar

SendBird is a Messaging SDK, Chat API, and fully managed chat infrastructure for your mobile apps and websites. Embeddable chat for iOS, Android, JavaScript, Unity, .NET.

Use the Messaging API to build bots that provide personalized experiences for your users on LINE. You associate your bot with a channel on the LINE Platform. The bot works behind the LINE Official Account that is generated when you create the channel if you operate the account in bot mode.

Agora.io provides building blocks for you to add real-time voice and video communications through a simple and powerful SDK. You can integrate the Agora SDK to enable real-time communications in your own application quickly.

The Twilio API for WhatsApp provides developers all over the world with a simple, reliable, and officially supported way to use the WhatsApp Business API. They can now easily build messaging experiences that combine the ease of use of the Programmable SMS API with the global reach of WhatsApp.

It adds the clarity and emotion of face-to-face communication to your brand whether you're developing for the web, iOS, or Android. We make the integration of high-quality live video a breeze so that you can focus on building a great product.

Sinch makes it easy for developers to add voice, messaging and SMS to their apps with just a few lines of code. Enrich your apps with communications that your users will love.

Add powerful communication features to your mobile app and data services for your backend<br>

Chatkit is designed to make it as simple as possible to add chat to your app. It lets you add 1-1 and group chat to your app, along with typing indicators, file attachments and storage, user online presence and a flexible permissions system.

Chat API and SDK. With a beautiful UI Kit, easy to use React Components and powerful API. Add Chat to any application in a matter of hours. The tech uses Go, RocksDB and Raft. By the creators of Stream, the API that powers activity feeds for more than 300 million users.

Layer's asynchronous messaging fabric is capable of transporting payloads of any type. Get your users talking with chat, voice or video messaging. Pull them back in with push. Connect friends, colleagues or perfect strangers seamlessly.

TalkJS provides a chat API & Javascript SDK with a pre-built UI that allows developers to add chat between users on websites and apps in hours instead of months.

CometChat offers a comprehensive in-app chat SDK platform that equips businesses with the tools to integrate real-time chat, voice, and video into their applications.

LiveKit is a set of APIs and SDKs which make it easy to build and scale live video and audio features in your application. Use cases include interactive live streaming, video calls, communications in games, and robotics teleoperations.

Bearer is an open source, fast and accurate static application security testing (SAST) tool that analyze your source code to discover, filter and prioritize security and privacy risks.

Create a better customer experience with SMS, Chat Apps, Video Interaction & Voice. It’s integrated communications platform as a service (CPaaS) streamlines multiple communications channels into a single dashboard.

Moxtra is the contextual communication + collaboration layer for your mobile and web applications|. Enhance user engagement by adding in-app communication+collaboration. Integrate chat, voice meetings, screen sharing and recording, and multimedia annotation. The Moxtra Cloud is mobile-first and is built to scale on demand to meet your growing needs.

An open and extensible chat SDK and APIs for building powerful 1:1 and group chat quickly. Build core chat features quickly, extend functionality with a rich plugin library and customize with programmable Functions-as-a-Service. Powered by the PubNub Network.

It is a unified communications server software that brings together IP PBX, email, IM, faxing and collaboration functionality. It has a Web interface and includes capabilities such as a call center software with predictive dialing.

Add In-App User-to-User Communication into Mobile Apps & Websites, with rich & engaging Text Chat, Video, and Audio Calling experiences, to Increase User Engagement and Enable new Revenue Streams.

Add video and audio chat to any app, in minutes. Daily's APIs help developers build the best possible video experiences, quickly and easily. Use our Prebuilt UI or build completely custom video conferencing interfaces.

It is a simple and secure mobile and web chat library that enables you to add messaging in just a few minutes on your android, iOS, and web apps. No need to develop or maintain any infrastructure.

Quickly add Voice, Video, SMS to your web and mobile applications. It is a communication platform which provides APIs that help clients quickly add Voice/Video/SMS to any application.

It brings rich communication APIs to all your applications across any device, on any platform, using the same reliable and secure infrastructure that powers Microsoft Teams.

Popcorn Notify is designed to be an effortless method for sending emails and text messages from your code. Client libraries are simple to install and are available on pip and npm.

BChat is a decentralized, privacy-focused messaging app designed for secure communication without requiring phone numbers or email addresses. It uses end-to-end encryption and a distributed node network to minimize metadata exposure while enabling anonymous, reliable messaging.

Scringo offers a unique Community &amp; Messaging Platform that turns every app into an independent, dynamic &amp; fully functional social network.

Privacy-first access flow using QR entry and one-time codes for SaaS, courses, and live events

Get SOC 2, GDPR, HIPAA, and ISO certified with expert guidance and the job done for you. Open-source compliance management platform with no vendor lock-in. Backed by Y Combinator. Probo is a compliance automation platform designed to take the complexity out of cybersecurity governance, risk, and compliance (GRC). Instead of managing spreadsheets and chasing colleagues for evidence, security teams can centralize their entire compliance program in one intuitive workspace.

Multichannel messaging SaaS to manage SMS, Email and RCS from a single interface. Supports transactional and marketing messaging, automation workflows, OTP authentication and API-based integrations.

It offers developers a key-value store with unusually strong privacy guarantees. Create S3-like buckets, fill them with data, and then make cryptographically secure retrievals. No entity, not even the Blyss service itself, can learn which items are retrieved from a Blyss bucket.

It is a readymade chat solution on Android, iOS & Web. Its diverse uses of social, enterprise, in-app, and personal chat. It is 100% customizable, with full access to the source code.

It provides realtime Chat SDK and Messaging API for Mobile Apps and Websites. It is developer friendly and can be installed into Android, iOS and Javascript applications within minutes.

MirrorFly is a leading CPaaS provider offering customizable text, voice, and video chat solutions for enterprises. The self-hosted Chat APIs and SDKs enable businesses to build their own chat platform with 1000+ messaging features.

It is a Python library designed to make data analysis, monitoring and sensitive data detection easy. Loading Data with a single command, the library automatically formats & loads files into a DataFrame. Profiling the Data, the library identifies the schema, statistics, entities and more. Data Profiles can then be used in downstream applications or reports.

It is ‪a chat API and SDK that enables users to build chat messaging functionality into their apps or websites within minutes, saving them months of development time.‬

FyxxVault is a zero-knowledge password manager with AES-256-GCM client-side encryption, built-in TOTP 2FA, dark web breach monitoring, and a native iOS app with Face ID support. Your master password never leaves your device.

ZEGOCLOUD provides global developers with real-time audio/video SDKs, AI Agents, low-latency live streaming, and in-app messaging solutions. Build high-quality voice chat, video calls, interactive live streams, and AI-powered companion or support experiences with a few lines of code.

TeleOSS provides high-throughput SMS gateway software, SMPP/SIGTRAN support, and global messaging solutions.

Protect your email and phone number from bots, scrapers, and spammers. Generate secure, encrypted short links for free with 256-bit AES encryption.

PixelHush automatically hides tokens, API keys and passwords in your code editor the moment screen recording or sharing starts. No more leaked secrets in tutorials, demos, or live calls.

Use any AI, safely. Sensitive data never leaves your device. Imagine using AI freely—without exposing who you are. Anonymize360 intercepts your sensitive data before it reaches an AI provider. The moment you send a message, it scans for names, addresses, SSNs, and medical records—replacing them with secure tokens and encrypting the originals locally with AES-256. Only the anonymized version travels to the cloud. When the response returns, your real information is seamlessly restored. Zero-knowledge architecture: even we can't access your data. No backdoors. Nothing stored outside your device. Works silently across Windows and macOS. For professionals, healthcare providers, or anyone who values privacy—powerful AI, zero compromise. Instant. Invisible. Secure.

Transforms enterprise knowledge into action. Secure, compliant AI assistants built for legal, finance, and operations teams.

MirrorFly Video Call SDK lets you embed secure, real-time video calling into web and mobile apps with full UI control, scalability, and enterprise-grade security.

Is a cost-efficient unified messaging API for WhatsApp, SMS, and Email, designed to reduce CPaaS overhead.

Capture audio, transcribe locally with Whisper, and generate AI-powered summaries. All on your device. No cloud. No data leaves your machine.

SHIM is a secure and smart AI gateway. Redact PII (GDPR/KVKK) and cut OpenAI costs by 40% with Smart Semantic Caching. SHIM - the middleware for serious developers.

MirrorFly Enterprise Instant Messaging Software is a fully customizable solution built for seamless team collaboration. It offers 1:1 and group messaging, unlimited chats, large file sharing, video conferencing, and dedicated channels—making it ideal for remote and hybrid workflows across industries. With end-to-end encryption and enterprise-grade security, MirrorFly scales to support billions of users while ensuring complete control over data. Its 1000+ prebuilt features enable rapid deployment and smooth integration with existing applications. Businesses can tailor the platform to match their brand requirements, with flexible plans available to suit diverse organizational needs.

Vära is a consent-driven preference identity platform. Users store preferences once and choose what each partner can access. Partners receive a scoped service brief (no raw data).

Leading business messaging platform in India. Send SMS, Voice, WhatsApp messages with 99.9% delivery. TRAI compliant, enterprise-grade security for BFSI, E-commerce, Healthcare.

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