Windows x86-x64 version with GUI and Lua 5.3.1: http://www.PtokaX.org/files/0.5.2.1-53-b553-x64.7z
Windows x86-x64 service with Lua 5.3.1: http://www.PtokaX.org/files/0.5.2.1-53-b553-srv-x64.7z
Windows x86-x64 version with GUI and Lua 5.1.5: http://www.PtokaX.org/files/0.5.2.1-51-b553-x64.7z
Windows x86-x64 service with Lua 5.1.5: http://www.PtokaX.org/files/0.5.2.1-51-b553-srv-x64.7z
Source for unix: http://www.PtokaX.org/files/0.5.2.1-nix-src-b553.tgz
Quote from: Changes from 0.5.2.1
Added: Reconnect to database on connection failure or connection lost.
Fixed: Typo in server manager and resource leak in sqlite on exit (thx Pavel Pimenov for report).
Fixed: Incorrect long length message when incomplete search command was received (thx Alexey for report).
Fixed: Search request was sent to users without share (thx Pavel Pimenov for report).
Fixed: Missing $ValidateDenide when user use nick that is in reserved nicks (thx Alexey for report).
Fixed: Extra pipe in !checknickban result (thx Alexey for report).
Fixed: IP and Port check in DC commands. (thx Mank and Rolex for report).
Fixed: Missing IP check for validity in some hub commands.
Fixed: Empty password received from user was not checked properly and accepted as new password for reg.
Fixed: Bandwidth waste, when IPv6 user send search request with IPv4 address.
Fixed: Possible crash on hublist registration (thx Pavel Pimenov for report).
Fixed: Bind to single IP caused bind to all addresses when IPv6 address was empty.
Changed: Log script errors is enabled by default for PtokaX versions without GUI.