API Development Platform

Apiary.io

Design and document APIs in one place

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Apiary is a platform for designing, developing, and documenting APIs, helping teams create and manage APIs efficiently from start to finish.

Webln.dev

Easily connect apps to Lightning nodes

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WebLN offers tools and specs for developers to connect apps with users’ Lightning nodes, enabling secure payments and Lightning app integration.

Devblog.xero.com

Get the latest Xero API news and developer tips

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Stay updated with API news, resources, and community stories for Xero developers. Explore tips and updates for building apps on the Xero platform.

Apigility.org

Build APIs quickly with easy-to-use tools

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Create high-quality APIs easily with Apigility. This platform helps you build, design, and manage APIs quickly, with simple tools and clear documentation.

Signalk.org

Connect and share your boat data easily

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Signal K is an open platform and data standard for collecting, integrating, and sharing marine and boat data using plugins and web apps.

Olingo.apache.org

Build and consume OData APIs in Java

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Apache Olingo offers Java libraries for building and consuming OData APIs, helping developers implement the Open Data Protocol easily and efficiently.

Twarc-project.readthedocs.io

Collect and archive Twitter data with simple commands

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twarc is a command line tool and Python library for collecting, archiving, and analyzing Twitter JSON data using the Twitter API, with plugin support.

Httpie.io

Test and explore APIs with ease

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HTTPie helps developers test and interact with APIs easily through a simple, intuitive interface for desktop, terminal, and web platforms.

Holest.com

Seamlessly add peer-to-peer networking to your app

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Holest Engineering offers cross-platform APIs for NAT traversal, helping developers add peer-to-peer networking to apps using C++, .NET, Java, and Objective C.

Servicestack.net

Build powerful APIs for any platform

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ServiceStack is a cross-platform development framework for building fast, typed HTTP APIs that work seamlessly across web, mobile, and desktop apps.

Form.io

Embed custom forms and APIs in your app easily

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Form.io helps you build and embed customizable forms and APIs within your apps, offering secure, self-hosted solutions for data management and productivity.

Wpconsentapi.org

Unify consent across all your WordPress plugins

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WP Consent API helps WordPress plugins manage user consent, making it easier for sites to stay compliant and work together with other consent tools.

Mosek.com

Solve complex optimization problems efficiently

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MOSEK offers advanced optimization software for solving large-scale linear, quadratic, semidefinite, and mixed-integer mathematical problems.

Keystonejs.com

Build structured content APIs with ease

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KeystoneJS is an open-source headless CMS for developers, offering a flexible GraphQL API and easy content management for building modern web projects.

Senzing.com

Add real-time entity resolution to your data apps

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Senzing offers an AI-powered SDK for fast, accurate entity resolution and data matching that integrates easily with your systems, on-prem or in the cloud.

Glowlogix.com

Get custom websites and apps built for your business

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Glowlogix builds custom websites, mobile apps, and e-commerce solutions for businesses, offering tailored software development and design services.

Les-tilleuls.coop

Build powerful APIs with open-source experts

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Les-Tilleuls.coop offers API, web, and cloud development expertise, creates open-source tools like API Platform, and provides tech consulting and training.

Mifos.org

Open-source tools for financial inclusion

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Mifos Initiative offers an open-source platform and global community supporting financial inclusion for institutions and innovators worldwide.

Imperavi.com

AI-powered text editing with easy integration

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Imperavi offers an AI-powered text editor with a robust API, flexible settings, and easy integration—ideal for efficient, modern text editing online.

Quickblox.com

Add chat and video calls to any app fast

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QuickBlox lets you add real-time chat, video calls, and messaging features to your apps or websites with easy-to-use APIs and SDKs.