Apache HttpComponents HttpCore

Clone this repo:
  1. 03059b4 Adjust internal buffer capacity to multiples of 1024 by Oleg Kalnichevski · 4 days ago master
  2. 614e219 HTTPCORE-608, regression: fixes regression introduced by fd2d0c2004e858d4f30aad5cf64f19045005811c by Oleg Kalnichevski · 4 days ago
  3. 0e45302 HTTPCORE-606: HTTP/2 protocol handler incorrectly uses larger frame size prior to SETTING handshake completion; revision of SETTINGS handshake implementation by Oleg Kalnichevski · 9 days ago
  4. 3bd8cf6 Bug fix: H2 protocol handler does not update global connection output window in some cases by Oleg Kalnichevski · 7 days ago
  5. cc9ba24 I/O and protocol logging improvements by Oleg Kalnichevski · 7 days ago

Apache HttpComponents Core

Welcome to the HttpCore component of the Apache HttpComponents project.

Build Status Maven Central License

Building Instructions

For building from source instructions please refer to BUILDING.txt.


HttpCore requires Java 1.7 compatible runtime.


Apache HttpComponents Core is licensed under the Apache License 2.0. See the files called LICENSE.txt and NOTICE.txt for more information.

Cryptographic Software Notice

This distribution may include software that has been designed for use with cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software. BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted. See http://www.wassenaar.org/ for more information.

The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms. The form and manner of this Apache Software Foundation distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.

The following provides more details on the included software that may be subject to export controls on cryptographic software:

Apache HttpComponents Core interfaces with the Java Secure Socket Extension (JSSE) API to provide

- HTTPS support

Apache HttpComponents Core does not include any implementation of JSSE.


o For general information visit the main project site at http://hc.apache.org/

o For current status information visit the status page at http://hc.apache.org/status.html