主な特長
Our Tools

CheerpJ Core
The main CheerpJ tool for developers. A JVM / OpenJDK distribution in JavaScript and WebAssembly. Runs full Java applications and libraries in the browser.
Use Cases:
🖥️Modernize legacy Java Desktop applications
📱Develop Web Apps with Java components
🎓Java educational platforms and training apps
🛠️Browser-based deployments of legacy internal software

CheerpJ JNLP ランナー
An end-user tool to run Java Web Start apps in Chrome or Edge – without installing Java locally. Perfect for legacy enterprise applications.
Use Cases:
🧾Launch .jnlp
files in modern browsers
🏢Replace deprecated Java Web Start workflows
🧪Scientific and technical software delivery
🌐Support your enterprise migration to OpenJDK

CheerpJ Applet Runner
An end-user tool to run Java Applets on modern browsers. Works instantly on Chrome or Edge, no code changes required.
Use Cases:
🧱Access Applets onlegacy websites
💹Financial/trading platforms with applet UIs
🎓Educational tools, and scientific simulations
🌐Support your enterprise migration to OpenJDK
Not sure where to start? Find the right tool for you.
CheerpJ を使用して、レガシー Java アプリケーションを最新化し、アクセスを改善する方法をご覧ください。
CheerpJ が Java 要件への対応にどのように役立つかを知るには、弊社のチームによる無料デモをスケジュールしてください。
フォームに記入するか、直接デモを予約してください こちらをご覧ください。