Crawler Bench

HTTrack Website Copier

Crawler · GUI/CLI

HTTrack is a free (GPL, libre/free software) and easy-to-use offline browser utility.

In their wordswww.httrack.com
Version Tested
3.50-4 (released Sep 24, 2026)
Vendor
Xavier Roche
Platforms
Windows, macOS, and Linux
Interfaces
GUI/CLI (both included)
JavaScript Rendering
No
Type
Crawler
Test Machine
Mac mini (M1/Tahoe), 8 GB of RAM, macOS 26.6.2

Across the Test Sites

Tested in three setups on four sites. Its best finish: HTTrack CLI (Max) on the Rust Book (remote server), 00:37.6, 19th of 25.

HTTrackGUI · 4 threads01:10.625th of 2500:48.924th of 2513:35.421st of 2513:35.821st of 24
HTTrack CLICLI · 4 threads01:08.024th of 2500:52.125th of 2513:45.122nd of 2513:39.322nd of 24
HTTrack CLI (Max)CLI · 8 threads00:39.020th of 2500:37.619th of 2509:47.620th of 2509:57.020th of 24

Site Crawls

Three HTTrack Website Copier setups on the Rust Book: 114 pages (176 files) served from a web server on the same Mac, replayed on one clock.

Filter Runs

Site
Server
Filters
Interface
Rendering
Price

Crawl Results

01:10.611562115 / 6278.8 MB115 pages · 62 assets · 78.8 MB peak
01:08.011562115 / 6229.7 MB115 pages · 62 assets · 29.7 MB peak
00:39.011562115 / 6231.6 MB115 pages · 62 assets · 31.6 MB peak

Resource Usage

Watch in Realtime

Every crawl starts together at 0:07. Click a screen to enlarge it.

0:00.0 / 1:21.3

Setups

HTTrack3.50-4GUI4 threadsDefault settings
HTTrack CLI3.50-4CLI4 threadsDefault settings
HTTrack CLI (Max)3.50-4CLI8 threads8 threads; no rate cap; 20 connections/s

How This Was Measured

Test Machine
  • Mac mini (M1/Tahoe)8 GB of RAM · macOS 26.6.2

Each crawler ran by itself. Crawl time, counts, memory, and CPU are captured consistently, per OS. See more on how it’s measured.

Sites
  • The Rust Book homepageRust Bookrust-book-local.crawlerbench.com114 HTML pages176 files
  • The GIMP 3.0 Manual homepageGIMP 3.0 Manualgimp-local.crawlerbench.com711 HTML pages2,616 files

Served from a local web server on the test machine.