Client Patcher

What is Client Patcher?

Client Patcher project started for solving update problems about original Gravity Ragnarok Online updater however it is not limited by only patching kRO or Sakray clients now. With a few modifications you can make this patcher program for your own private server.

Why Client Patcher?

  • Faster downloads
  • Extremely fast program codes since it's written in assembly language
  • It's tiny; original size is only 84 kbytes and no need for extra components
  • Smart memory usage; it uses average 2~4 mbytes on system even during repacking process. (not like original client patcher 100,200 sometimes even 500mbytes which cause explosion)

Version History

Version 1.01:

  • Added proxy support (it uses internet explorer proxy setup)
  • Optimized some codes

Version 1.02:

  • Changed programming language
  • Added standalone GRF support
  • Auto detect client type
  • Optimized all codes for speed
  • Vista support

Version 1.02b385:

  • Fixed errors with parsing string function
  • Fixed format function invalid usage of repne scasb op code
  • Changed patch ftp servers for renewal server


kRO: 2005-03-28 to 2008-11-26
Sakray: 2005-03-15 to 2008-11-27

Client Patcher 1.02b384

kRO: 2008-11-26 to Now

Sakray: 2008-11-26 to 2009-06-17

Client Patcher1.02 b385

  • Johnavon

    This site is like a clssraoom, except I don’t hate it. lol