SPFtoolbox
Network Utilities
v2.2.0
A JavaScript and PHP web application for analyzing DNS records through a simple web interface.8mo agoMITNo DockerEasy
Self-hosted alternatives to MXToolbox
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Also in Network Utilities
Not listed as MXToolbox alternatives, but they cover the same ground and are worth a look.
MyIPOpen-source, self-hosted IP toolbox: look up IP and geolocation, detect WebRTC and DNS leaks, run speed, MTR, ping and Whois tests, all in one Docker container.
LibreSpeedSelf-hosted, open-source HTML5 speed test measuring download, upload, ping and jitter in the browser, with optional telemetry and multiple test points.
OpenSpeedTestSpeedTest by OpenSpeedTest™ is a Free and Open-Source HTML5 Network Performance Estimation Tool Written in Vanilla Javascript and only uses built-in Web APIs like XMLHttpRequest (XHR), HTML, CSS, JS, & SVG. No Third-Party frameworks or libraries are Required. Started in 2011 and moved to OpenSpeedTest.com dedicated Project/Domain Name in 2013.
wifi-card📶 Print a QR code for connecting to your WiFi (wificard.io)
ifconfig.ioSelf-hosted, open-source what-is-my-IP service written in Go: curl endpoints return your IP, reverse DNS, port and headers as text, JSON or XML, built for raw speed.
DumbWhoIsSelf-hosted web application for WHOIS, IP geolocation, and ASN lookups using free APIs with automatic query detection, dark mode, and PWA support.
About these MXToolbox alternatives
1 open-source, self-hosted alternatives to MXToolbox are listed here, ranked by popularity, maintenance and documentation.
- Highest rated
- SPFtoolbox (299 GitHub stars, MIT license, written in PHP)
- Easiest to set up
- SPFtoolbox
- Recently updated
- SPFtoolbox v2.2.0 on 2026-02-13
MXToolbox alternatives compared
| Project | License | Language | Stars | Docker | Setup | Latest release | Score |
|---|---|---|---|---|---|---|---|
| SPFtoolbox | MIT | PHP | 299 | — | Easy | v2.2.0 | 46 |