Programming APIs with the Spark Web Framework Learn how to master Spark Java, a free open-source microframework that can be used to develop powerful APIs alongside JVM-based programming languages. Throughout this eBook, we highlight what makes Java Spark an incredibly functional and useful toolkit for crafting APIs. With extensive code samples included, we demonstrate how you can use this framework in Scala and Kotlin, two other languages that run on the Java Virtual Machine (JVM). LeanPub Kindle PDF MOBI EPUB Securing the API Stronghold... The API Economy eBook Latest Posts The 5 Most Disastrous API Vulnerabilities J. Simpson June 18, 2026 5 Ways Agentic AI Can Act Unpredictably Kristopher Sandoval June 16, 2026 The Future of SaaS Is APIs Plus AI Agents Art Anthony June 11, 2026