This project is moved to my self website.The new SVN urls :
GIT url is:
Please check out with the new urls.

QDAC 3.0 is a new version of Quick Data Access Component.Compare with version 2,the new version is base on XE6 and support all OS with XE6:Win32/Win64/Mac OSX/iOS/Andriod.
QDAC 3.0 Include follow sub components:
QXml/QJson/QLog/QWorker/QSort/QExp/QDB etc.
QDAC now is in progress.

Follow is from QDAC 2.0:
QDAC provide powerful memory dataset and can be load or save data to files , databases.
Support follow formats load and save:
* MDS(Binary format)
* MDZ(Compressed binary format)
* XML(ADO compatible)
Support follow db in version 1.0:
* PostgreSQL
* SQLite(public or encrypt)
More information please see the document.

Url for 2.0:http://sourceforge.net/p/qdac



  • Very fast QJSON to handle JSON format data
  • Very fast QXML to handle XML format data
  • Very fast QMsgPack to handle MessagePack format data
  • QWorker for many functions,such as multithread sort and filter
  • QLog for Asyn Log operation(syslog compatible)
  • QAES with very simple interface for AES Encrypt/Decrypt
  • QDigest used for MD5 and SHA hash
  • All of above run under Win32/Win64/iOS/MacOS/Andriod

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Additional Project Details


Chinese (Simplified)

Intended Audience


User Interface

Non-interactive (Daemon)

Programming Language


Database Environment

Other API, PostgreSQL (pgsql), SQLite