XDown XDownfree idm / torrent downloader

HTTP Header

Custom Parameters

Add headers, cookies, User-Agent strings, host overrides, and other advanced task parameters.

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Current Version

Windows
2.0.9.5 · 2025-05-18
Windows XP
1.0.3.2 · Maintenance ended
macOS
2.0.2.3 · Intel / Apple Silicon
Protocols
HTTP · HTTPS · FTP · BT · Magnet

Custom HTTP Parameters

Task parameters let you quickly tune HTTP downloads without changing global settings.

--uri-defined-rr  0 # Disable the RR algorithm
--uri-defined-rr  1 # Enable the RR algorithm
--http-enable-reset-uri  0 # Disabled by default
--http-enable-reset-uri  1 # Request from the original URL every time
--uri-defined-concurrent  16 # Set task concurrency
--uri-defined-host-info "192.168.0.166,192.168.0.167" # Override host IPs, similar to hosts
--dheader "User-Agent" # Disable User-Agent for this task
--dheader "Cookie" # Disable Cookie for this task
--header "User-Agent: netdisk;2.2.2;pc;pc-mac;10.14.5;macbaiduyunguanjia" # Custom HTTP header
--out "myfile.zip" # Output file name

Examples

https://lax-ca-us-ping.vultr.com/vultr.com.1000MB.bin --uri-defined-rr  0
https://lax-ca-us-ping.vultr.com/vultr.com.1000MB.bin --uri-defined-rr  1
https://lax-ca-us-ping.vultr.com/vultr.com.1000MB.bin --uri-defined-concurrent  16
https://lax-ca-us-ping.vultr.com/vultr.com.1000MB.bin --uri-defined-host-info "192.168.0.166,192.168.0.167"
https://lax-ca-us-ping.vultr.com/vultr.com.1000MB.bin --forbidCookie "1"
https://lax-ca-us-ping.vultr.com/vultr.com.1000MB.bin --header "User-Agent: netdisk;2.2.2;pc;pc-mac;10.14.5;macbaiduyunguanjia"

Parameters can be combined. The --header option can be repeated multiple times.

Note

These parameters require version 1.0.0.5 or later. The RR algorithm may not fit every task, but it can improve stability when downloads become slower over time.