Alternatives to Htmlpurifier.org

Discover websites similar to Htmlpurifier.org based on shared categories, topics, and features.

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Alternatives with .org Domain Extension

spamassassin.apache.org favicon

Block email spam with open-source filtering

57%

SpamAssassin is an open-source spam filter that helps block unwanted email by analyzing and filtering messages for spam, free for enterprise use.

adblockplus.org favicon

Block ads and browse the web distraction-free

55%

Adblock Plus helps you block ads and pop-ups on websites, giving you a cleaner, faster, and more private browsing experience on all major browsers.

cleantalk.org favicon

Block spam without Captchas or user friction

55%

Protect your website from spam with easy, invisible anti-spam plugins for WordPress, Joomla, Drupal, and more—no Captcha or visitor hassle required.

cleanbrowsing.org favicon

Block harmful content with simple DNS filtering

55%

CleanBrowsing helps families, schools, and organizations block harmful or inappropriate content online with easy-to-use DNS filtering and security tools.

en.greatfire.org favicon

Track and bypass online censorship with AI tools

55%

GreatFire.org uses AI to monitor, analyze, and help bypass internet censorship, supporting free speech and access to information worldwide.

ublock.org favicon

Block ads and trackers for faster, private browsing

55%

uBlock is a free browser extension that blocks ads, pop-ups, and trackers for a cleaner, faster, and more private browsing experience.

blocktogether.org favicon

Automate blocks to protect your Twitter experience

46%

Block Together helped Twitter users automatically block abusive accounts and protect their communities, making social media safer and more manageable.

stopbadware.org favicon

Check and report bad websites easily

39%

Helps you identify, prevent, and report malicious software and websites to keep your devices and browsing safe from online threats.

securitytxt.org favicon

Easily set up a security.txt policy for your site

37%

Create and manage security.txt files to help security researchers contact your website about vulnerabilities easily and securely.

techagainstterrorism.org favicon

Support safer online spaces with anti-terror tools

35%

Tech Against Terrorism works to disrupt terrorist activity online, offering resources, research, and tools to support safer digital spaces and human rights.

wireshark.org favicon

Capture and analyze live network traffic

35%

Wireshark lets you capture and analyze network traffic to troubleshoot issues, learn about protocols, and improve network security. Free downloads available.

mitmproxy.org favicon

Intercept and debug web traffic in real time

35%

mitmproxy is a free, open-source HTTPS proxy for intercepting, inspecting, and modifying web traffic—perfect for debugging, testing, and privacy checks.

keys.openpgp.org favicon

Find and verify OpenPGP public keys instantly

33%

Search and verify OpenPGP public keys to help you send encrypted messages and check identities securely. Easy lookup and key management for all users.

amiunique.org favicon

Check how unique your browser is online

33%

See how unique your browser is online and check your digital fingerprint to understand how easily you could be identified on the Internet.

canokeys.org favicon

Secure your logins with open-source hardware keys

33%

CanoKeys offers secure, open-source hardware for FIDO2 and WebAuthn authentication, letting you manage resident and normal keys with helpful tools.

surbl.org favicon

Identify and block suspicious domains easily

33%

SURBL provides reputation intelligence data to help identify and block malicious or suspicious domains, supporting safer email and web experiences.

weakdh.org favicon

Understand and fix weak Diffie-Hellman security

31%

Learn about weak Diffie-Hellman key exchange and the Logjam attack, plus get practical guides to strengthen TLS security on your servers and websites.

cve.mitre.org favicon

Find and track known cybersecurity vulnerabilities

31%

CVE catalogs and defines publicly disclosed cybersecurity vulnerabilities, helping you stay informed about security risks in software and hardware systems.

openssl.org favicon

Secure your data with open-source encryption tools

31%

OpenSSL provides a widely used open-source toolkit for secure communications, offering encryption and privacy tools for everyone.

kb.cert.org favicon

Explore up-to-date software vulnerability details

31%

Find detailed notes on software vulnerabilities, including technical info, remediation steps, and affected vendors, maintained by the CERT Coordination Center.

Top Htmlpurifier.org Alternatives (Matching Language)

noscript.net favicon

Block unwanted scripts for safer browsing

87%

NoScript is a free browser extension for Firefox, Chrome, and other browsers that blocks scripts and unsafe content, giving you more control and safer browsing.

safebrowsing.google.com favicon

Get real-time warnings about unsafe sites

86%

Google Safe Browsing warns you about dangerous sites and downloads, helping protect your devices and data while you browse the web.

secure-web.cisco.com favicon

Step-by-step guide to secure email with URL filtering

83%

Learn how to set up URL filtering on Cisco Email Security Appliances to protect your email gateway and follow best practices for secure email communication.

scamadviser.com favicon

Instantly check if a website is safe or a scam

83%

Check if a website is safe or a scam with ScamAdviser. Get trust scores, fraud alerts, and tips to help you avoid fake or risky online sites.

artistscope.com favicon

Protect all your media from copying online

72%

ArtistScope offers tools to protect and DRM all types of media, securing content on websites and desktops against copying, saving, or unauthorized sharing.

prosopo.io favicon

Block bots with privacy-first dynamic CAPTCHA

65%

Prosopo Procaptcha offers dynamic CAPTCHA and PoW tools to block bots, defend against cyber threats, and protect user privacy with GDPR compliance.

escanav.com favicon

Protect your business from cyber threats

65%

eScan offers advanced cybersecurity solutions for businesses and enterprises, protecting against malware, ransomware, phishing, and other digital threats.

report-uri.com favicon

Monitor web security events in real time

59%

Report URI helps you monitor and manage website security by collecting and analyzing reports like Content Security Policy (CSP) and other web security events.

12ft.io favicon

Read web pages without popups or ads

57%

12ft lets you browse websites without popups, ads, or distractions—just prepending 12ft.io/ to any URL for a cleaner, easier reading experience.

mosparo.io favicon

Block spam from your forms, hassle-free

57%

mosparo is a free, open source spam protection tool for forms that helps block unwanted messages before they reach your inbox. Easy to use for everyone.

akismet.com favicon

Block spam comments and forms automatically

55%

Akismet protects your website from spam by automatically filtering out unwanted comments and form submissions using advanced machine learning.

copyscape.com favicon

Detect online plagiarism and duplicate content instantly

55%

Check for duplicate content and plagiarism online with Copyscape. Protect your writing and ensure originality for websites, blogs, and documents.

stopforumspam.com favicon

Block forum and blog spam for free

55%

Stop Forum Spam helps forums and blogs block unwanted spam by providing a free database and tools to identify and prevent spam registrations.

freedom.to favicon

Block distractions on all your devices

55%

Block distracting websites and apps across all your devices to stay focused and boost productivity. Works on Mac, Windows, iOS, Android, and Chrome.

webpurify.com favicon

Filter offensive content with AI and human review

55%

WebPurify offers AI and human-powered content moderation to filter profanity, hate speech, and offensive images or videos for safer online experiences.

blocksite.co favicon

Block distracting sites and boost your focus

55%

BlockSite helps you block distracting websites and apps, boost productivity, and customize your browsing to stay focused at work or while studying.

getadblock.com favicon

Block ads and browse faster on any browser

55%

AdBlock lets you block ads and pop-ups across all major browsers, helping you browse faster and protect your privacy online. Free and easy to use.

usercheck.com favicon

Block disposable emails from sign-ups

55%

UserCheck helps you block disposable and fake email addresses from creating spam accounts, so you can keep your user base real and secure.

adguard.com favicon

Block ads and trackers on any device

53%

AdGuard blocks ads and online trackers to make browsing safer, faster, and cleaner across devices. Enjoy ad-free web surfing and improved privacy.

nextdns.io favicon

Block ads and threats on all your devices

53%

NextDNS blocks ads, trackers, and security threats, giving you a safer, more private internet experience for all your devices and family members.

More Htmlpurifier.org Alternatives

sorbs.net favicon

Block spam with real-time server blacklists

94%

SORBS helps block spam and unwanted email by providing real-time lists of suspicious servers and open relays to improve email security.

spamcop.net favicon

Report and block spam before it reaches your inbox

57%

SpamCop lets you report spam easily and filter unwanted emails before they hit your inbox, helping keep your email clean and secure since 1998.

robokiller.com favicon

Block spam calls and texts instantly

57%

Robokiller blocks spam calls and texts, helping you avoid phone scams and unwanted messages with easy-to-use tools for a safer, quieter mobile experience.

mywot.com favicon

Check website safety before you browse

50%

Check if websites are safe before you visit. WOT helps you avoid phishing, scams, and malware with free browser security for Chrome, Firefox, and more.

siteliner.com favicon

Quickly spot duplicate content on your site

48%

Siteliner scans your website for duplicate content, broken links, and other issues to help you improve site quality and search engine rankings.

bbfc.co.uk favicon

Check age ratings for films and online videos

46%

The BBFC helps UK families make informed choices by providing age ratings and content guidance for movies, shows, and online video content.

facetwp.com favicon

Add fast, powerful filtering to your WordPress site

46%

FacetWP adds advanced faceted search and filtering to WordPress and WooCommerce, making it easy for users to find products, recipes, or listings fast.

covenanteyes.com favicon

Get alerts and support to overcome porn addiction

46%

Covenant Eyes helps individuals and families overcome porn addiction with screen accountability, activity alerts, and supportive resources.

fakespot.com favicon

Spot fake reviews before you buy online

46%

Fakespot uses AI to spot fake reviews and counterfeit products so you can shop online with more confidence and avoid scams.

friendlycaptcha.com favicon

Invisible, privacy-first bot protection

46%

Friendly Captcha protects your website from spam and abuse with invisible, privacy-first bot detection—no user interaction required.

securly.com favicon

Protect students online at school and at home

44%

Securly offers cloud-based tools to help K-12 schools keep students safe online, manage devices, and support student wellness at school and home.

urldefense.com favicon

Protects you from phishing and email threats

39%

Enterprise cybersecurity platform that protects users from targeted phishing emails and online threats, often used for secure email link redirection.

policy.pinterest.com favicon

See Pinterest’s rules for a positive experience

39%

Pinterest Policy shares the rules and guidelines that help create a positive, inspiring, and safe experience for everyone using Pinterest.

urldefense.proofpoint.com favicon

Block phishing threats before they reach your inbox

39%

Proofpoint Targeted Attack Protection helps organizations safeguard users from phishing emails and online threats through advanced cybersecurity measures.

opendns.com favicon

Block online threats before they reach you

39%

OpenDNS offers cloud-based security to protect your devices from malware, phishing, and ransomware threats—keeping your internet safer, anywhere you go.

globalratings.com favicon

Discover age ratings for digital games worldwide

39%

Get global age and content ratings for mobile and digital games, helping you find appropriate apps that suit different cultures and regional standards.

netguard.me favicon

Block internet access for specific apps easily

39%

NetGuard lets you easily block internet access for individual apps on your device, helping you control privacy and data usage without root access.

zlb.de favicon

Blocks bots to keep content accessible for all

39%

This site uses security checks to block bots and protect its digital resources from automated scraping, keeping content accessible for real users.

veracrypt.io favicon

Encrypt your disks for strong data privacy

39%

VeraCrypt is a free, open-source tool for encrypting disks on Windows, Mac, and Linux, helping you keep your files secure and private at all times.

hardened-php.net favicon

Strengthen PHP security for your web apps

39%

Hardened PHP offers resources and tools to help secure PHP-based websites and applications, focusing on improving backend security and reliability.