Xmllint For Windows May 2026

Priya ran the validation:

config.xml:844: parser error : Opening and ending tag mismatch: AdjustmentReasonCode line 843 and AdjustmentReason </AdjustmentReason> She jumped to line 843. The tag was <AdjustmentReasonCode> but closed as </AdjustmentReason> . One missing word. Three characters. Fixed in seconds.

On her Linux workstations, she would have typed a quick one-liner: xmllint --valid --noout config.xml . But tonight, she was on her Windows laptop, connected via a sluggish VPN. No xmllint . No grep that respected XML structure. Just PowerShell and a growing sense of dread. xmllint for windows

The results were a time capsule of the early internet. Blog posts from 2009. A SourceForge project that hadn’t been updated in eight years. A Stack Overflow answer recommending Cygwin (“just install 500 MB of dependencies”). Then, a small subreddit comment from six months ago: “You can get a standalone xmllint.exe from the GNOME Win32 project. No installer, no dependencies. Just the binary and its libxml2.dll.” Priya’s heart beat faster. She clicked a link that looked like it was designed in 1998: a plain directory listing of /gnome/bin/ . There it was— xmllint.exe . She downloaded it, along with libxml2.dll , libiconv2.dll , and zlib1.dll .

.\xmllint --valid .\config.xml 2>&1 | Select-String "error" The output hit like a puzzle piece clicking into place: Priya ran the validation: config

She placed the four files in C:\tools\ . Opened PowerShell. Typed:

At 12:13 AM, Priya leaned back. She had just used a 20-year-old Unix tool, in its original binary form, on Windows 11. No Docker. No WSL. No package manager. Four DLLs and a piece of software archaeology. Three characters

Instead, Priya opened her browser and searched: “xmllint for windows.”