Add comprehensive numeric, currency and
date/time formatting to your JavaScript
apps. 450+ languages supported.


Practical Java libraries and tools for JSON-RPC 2.0
development. See JSON-RPC Base, Shell,
Client and Server.

CORS Filter

No more ugly JSONp hacks! Serve cross-domain
requests to all modern CORS-aware

  • JsWorld
  • JSON-RPC 2.0
  • CORS Filter

For your next great web app project

Vladimir Dzhuvinov Four hugely popular libraries and tools, ready to serve in your next great web app project:

JsWorld - the leading and most comprehensive library for numeric, currency and date / time formatting + parsing in JavaScript, supports over 450 world locales out of the box.

Java CORS Filter - transparently adds Cross-Origin Resource Sharing (CORS) support to your Java web apps. Offers a comprehensive and well tested feature set.

JSON-RPC 2.0 - simple Java libraries and tools for developing nimble web APIs and clients using the JSON-RPC 2.0 protocol.

JSON-RPC 2.0 Shell - the must-have tool for serious JSON-RPC 2.0 development.


4 January 2016 JsWorld 3.0.1 brings the number of supported world locales to a total of 476, including over 100 currencies.

13 November 2015 CORS Filter 2.5 improves the handling performance of invalid and rejected CORS requests. Web servers with significant traffic will benefit from this.

30 March 2015 CORS Filter 2.4 can optionally be set up to automatically detect changes to the configuration file and reconfigure itself. Credits Alexey Zvolinsky.

27 March 2015 JSON-RPC 2.0 Base 1.38 adds transparent support for Java Beans in response results. This feature was contributed by RafaƂ Wrzeszcz.