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Dev tools · alternatives · 2026

24 alternatives to PrivLens

Offline Active Directory security review tool for Windows

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    Yes, it's open source: https://github.com/lissy93/web-check :) Why I'm building this? There are a lot of tools out there for discovering meta and security data relating to a website, IP or server. But currently, there isn't anything that does everything, all in one place and without a paywall/ user sign up. It's still a WIP, and I'm working on a new version, with some more comprehensive checks, so any feedback would be much appreciated :)

    2024 · v1.web-check.xyz · its alternatives →

  2. 2

    Hi HN, I spent the past year building this in my spare time because I got tired of enterprise security tools that cost $50K/year and don't understand Linux. TheProtector is a comprehensive security monitoring tool that actually runs on the systems we use (Linux) instead of being a Windows-first afterthought. Built it entirely on a $500 laptop because I believe good security shouldn't require unlimited budgets. Features: - Real-time process, network, and file monitoring - YARA malware detection with custom rules - eBPF kernel monitoring (when available) - Behavioral baseline…

    2025 · github.com · its alternatives →

  3. 3

    hey guys, wanted to show one of my side projects i just made public. the idea is basically another osint tool for pentesters and bug bounty hunters. it watches certificate transparency logs and checks newly-seen domains for exposed stuff like .env files, open .git dirs, config files, db dumps and so on, and puts whatever it finds into a searchable db. you just search a domain (or part of one) and see what's exposed. it's read-only and free. one thing i've been thinking about adding is a way to register for certain keywords and get notified when something new shows up for that search. would…

    Jul 2026 · search.cerast-intelligence.com · its alternatives →

  4. 4

    Free Active Directory tool reports all changes in your AD

    2017 · netwrix.com · its alternatives →

  5. 5

    Free network diagnostic tools for it professionals

    2025 · tracewarrior.com · its alternatives →

  6. 6

    Free Windows diagnostic tool for gamers and tech support

    Jan 2026 · securecheats.com · its alternatives →

  7. 7

    Free and Offline tools for you. Small tools Big difference.

    Jul 2026 · utilityghar.in · its alternatives →

  8. 8

    Free online tools for images, PDFs & more - 100% private

    Feb 2026 · privacyfirst.tools · its alternatives →

  9. 9

    An awesome list of OSS developer-first security tools - boxyhq/awesome-oss-devsec

    2022 · github.com · its alternatives →

  10. 10

    Free website security and analysis tools

    Mar 2026 · antispywares.net · its alternatives →

  11. 11

    Last week I wrote about building a scanner that writes its own exploits. A cron job runs Claude Code every night, it reads new CVEs, writes proof-of-concept checks, tests them against vulnerable and patched Docker instances, and opens PRs. I review and merge in the morning. That post was about how t

    Feb 2026 · attackerview.com · its alternatives →

  12. 12

    LDAP Watchdog: A real-time linux-compatible LDAP monitoring tool for detecting directory changes, providing visibility into additions, modifications, and deletions for administrators and security researchers. - MegaManSec/LDAP-Monitoring-Watchdog

    2024 · github.com · its alternatives →

  13. 13

    Free website security scanner 20+ checks, instant PDF report

    May 2026 · pulseshield.co.uk · its alternatives →

  14. 14

    Free security analysis for API specifications

    2025 · its alternatives →

  15. 15

    Online Tools— no downloads, no sign-ups, just click and go.

    Dec 2025 · fussfreetools.com · its alternatives →

  16. 16

    Free Online PDF, Image & QR Code Tools

    Jan 2026 · freetoolsfr.com · its alternatives →

  17. 17

    Secure batch PDF & document tools that run locally or online

    Jul 2026 · doc-inspector.com · its alternatives →

  18. 18
    UnCloud▲11

    45 privacy-first tools that run 100% in your browser

    Feb 2026 · uncloudnow.com · its alternatives →

  19. 19

    simple pdf reviews and management

    Nov 2025 · its alternatives →

  20. 20

    Offline PDF redaction for confidential documents

    Jun 2026 · pdfredact.pro · its alternatives →

  21. 21

    100% Offline & Client-Side Developer Tool Suite

    Jul 2026 · securedevutils.com · its alternatives →

  22. 22

    Offline, open-source API client. Your data never leaves.

    Jul 2026 · testnizer.com · its alternatives →

  23. 23

    340+ Free Online Tools — Privacy-First Tools- Image- PDF

    Jul 2026 · toolvines.com · its alternatives →

  24. 24

    Private PDF tools that work 100% offline in your browser

    Jun 2026 · chromewebstore.google.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →