Browse the directory.

Communications

OneSignal is a customer engagement platform that enables businesses to send personalized messages across push notifications, email, SMS, and in-app channels. It is designed for developers and marketers to increase user engagement and retention.

Communications

Courier is a multi-channel notification API and platform. It enables developers to design, manage, and deliver product notifications across various channels like email, push, SMS, and chat using a single API, abstracting away the complexity of individual provider integrations.

Video & Streaming

Wowza provides a suite of software and cloud services for building, deploying, and managing professional-grade video and audio streaming. It serves developers, enterprises, and service providers who require reliable, low-latency streaming infrastructure for live events, OTT, and custom applications.

Financial Data & Open Banking

Tink is an open banking platform that enables banks, fintechs, and startups to develop data-driven financial services. Through a single API, Tink allows customers to access aggregated financial data, initiate payments, and build new financial products.

Feature Management

Flagsmith is an open-source feature flag and remote configuration service. It helps development teams to release features safely and manage them in production without code deploys. Flagsmith can be used via a hosted cloud API or self-hosted on-premises.

Tax & Compliance

Quaderno automates global tax compliance for online businesses. It handles sales tax, VAT, and GST calculation, creates tax-compliant invoices, and provides reports to simplify filing, serving SaaS, e-commerce, and digital content creators.

Cloud Storage

Cloudflare R2 is a high-performance, S3-compatible object storage service. It offers zero egress fees, making it a cost-effective solution for storing and serving large amounts of data for applications, websites, and data pipelines.

Video & Streaming

Mux is a video platform for developers that provides APIs to build and scale live and on-demand video experiences. Its products handle video encoding, streaming, monitoring, and analytics, allowing developers to focus on application features.

Identity & Auth

Auth0 provides an identity management platform for web, mobile, IoT, and internal applications. It offers the building blocks for developers to secure their apps with features like Single Sign-On, Multi-Factor Authentication, and passwordless login, serving a wide range of customer identity use cases.

Financial Data & Open Banking

Plaid provides a data network and API platform that allows developers to connect their applications with users' bank accounts. It serves fintech companies, financial institutions, and other businesses by enabling services like account verification, balance checks, transaction history, and payment initiation.

Shipping & Logistics

EasyPost offers a modern, RESTful API that allows businesses to integrate shipping and logistics functionalities from over 100 carriers into their applications. It serves e-commerce companies, fulfillment centers, and enterprises by simplifying processes like rate shopping, label generation, address verification, and shipment tracking.

Observability & Monitoring

New Relic is a comprehensive observability platform that provides engineers with real-time insights into their software's performance. It allows teams to monitor application performance, infrastructure, user experience, and logs all in one place, helping them identify and resolve issues faster.

Payments & Billing

Adyen is a global financial technology platform that provides end-to-end payment processing, data insights, and financial products in a single solution. It serves leading enterprise businesses by simplifying and unifying online, in-app, and in-person payments.

Cloud Object Storage

Wasabi provides simple, predictable, and affordable hot cloud storage for businesses worldwide. It offers S3-compatible object storage that is faster than competitors and designed to be significantly more cost-effective by eliminating egress and API request fees.

Identity & User Management

WorkOS provides a suite of APIs for developers to quickly add enterprise-ready features like Single Sign-On (SSO), Directory Sync, and Audit Logs to their applications, accelerating compliance for enterprise deals.

Observability & Monitoring

Datadog is a unified monitoring and security platform that provides full visibility into the health and performance of applications and infrastructure. It serves developers, IT operations, and security teams by combining metrics, traces, and logs from across the stack.

Transactional Email

Mailgun is a developer-focused email service provider that offers a robust API for sending, receiving, and tracking emails. It's designed for businesses to easily integrate transactional and bulk email into their applications.

Email

Postmark is a transactional email service provider built for developers. It focuses on getting important application-generated emails like welcome emails, password resets, and receipts to the inbox quickly and reliably.

Communications

Plivo is a cloud communications platform that enables businesses to build voice and SMS applications. It offers both a no-code AI agent builder and flexible APIs for developers to deploy scalable, human-like voice agents and messaging solutions globally.

Communications

Sinch is a cloud communications platform (CPaaS) that provides a suite of APIs for SMS, voice, video, email, and verification. They enable businesses of all sizes to embed real-time communication features into their applications to engage with customers on a global scale.