Best security tools
A curated list of tools tagged security — free to browse, no sign-up required.
B2B-Saas-OS
A multi-tenant SaaS starter with adversarial tests
Limaz
Fraud, AML and cybersecurity compliance for regulated organizations in Saudi Arabia
Web Tool Bench
33 free web tools for DNS, email, SEO and developers, with every result explained
Sitelemetry
Evidence-backed website audits with fixes for AI coding agents
UrbanBytez Email and DNS Security Check
Check public email and DNS security records for your business domain
Inbox Spam Filter
AI spam scoring for HubSpot Shared Inbox
AegisDatastra
Enterprise GRC and AI Governance Platform for Continuous Controls, Compliance, Risk, Audit & Trusted AI
Crontinel
Laravel schedule and queue monitoring. Catch silent cron, queue, and agent failures before users do.
Metwipe
Free local metadata remover for photos, audio and Office files
CodeGuard AI
Self-hosted AI code review for GitHub Pull Requests
Precision AI OS
Put AI to Work in Your Firm, Before Your Competitors Do
Indie SaaS Security Starter Kit
Free bilingual security.txt generator and practical vulnerability disclosure templates for indie SaaS.
GhostSMS
Send anonymous SMS worldwide without revealing your number
SEAL
Client-side encrypted file sharing with expiring access controls
SysPulse
Lightweight Windows Security Monitor with Telegram Alerts
USip VPN
Residential U.S. IPs through 100+ secure VPN servers
Asqav
Cryptographic governance and audit trails for AI agents
Proxy Tunnel
Free Web Proxy
VendorWindow
Fresh commercial timing signals for sales teams
RequestGuard
Protect AI from following bad links
IPCheckly
IP data and security intelligence
Aserto
Fine-grained access control
Doppler
The developer-first secrets manager
Vanta
Automate security and compliance
SuperTokens
Open-source authentication
Semgrep
Fast, open-source static analysis
Clerk
Authentication and user management
Socket
Protect your code from supply chain attacks
Snyk
Developer-first security
Tailscale
Zero-config VPN built on WireGuard
Bitwarden
Open-source password manager for everyone
Infisical
Open-source secret management
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