FailSafe builds continuous security testing systems that probe applications, APIs, infrastructure, and AI systems for exploitable issues.
Security Tools
Websites and tools tagged “security tools”.
CoinLedger provides crypto tax preparation and forms, with support for exchanges, NFTs, DeFi, and cryptocurrency transactions.
For crypto trading, DeepAlpha combines an AI bot with a deep neural network and lists exchange integrations including Bybit and Binance.
pyWhat identifies items such as email addresses and IPs from text or packet captures, according to its project description.
DNSDumpster searches domain records and related hosts for domain research and reconnaissance.
Apktool reverse engineers Android APK files and provides a repository for the project.
The Hitch proxy handles TLS connections for Varnish and is described by its project as open source.
Scan applications, APIs, networks, DNS, and cloud configurations for vulnerabilities using Nuclei.
Proxy Check provides a proxy detection API for identifying proxy connections used in online services and game servers.
Revoke.cash helps inspect and remove token approvals and wallet permissions across Ethereum and more than 100 networks.
unblob extracts files from complex binary blobs and firmware images, supporting security analysis of embedded software.
CrowdSec provides open-source intrusion prevention, web application firewall, and bot detection tools.
DNSai provides DNS lookups and analysis tools for records, WHOIS, blacklists, email authentication, and domains.
Terminate TLS connections through Hitch, a scalable TLS proxy from Varnish Software.
Intercept, inspect, and edit HTTP(S) traffic with HTTP Toolkit for debugging and testing.
Test browser fingerprinting characteristics with CreepJS, which displays fingerprint and WebRTC results.
Inspect HTTP traffic with mitmproxy, an interactive TLS-capable proxy for developers and penetration testers.
Anubis weighs incoming HTTP requests to help block AI crawlers before they access a website.
Use Markdown templates to prepare reports for listed Offensive Security certification exams.
Instrument running software with Frida, a dynamic analysis toolkit for observing and reprogramming applications.
Hypernative monitors digital assets for threats and supports real-time detection, response, and fraud prevention.
Whatsupcams lists live webcams from locations including Slovenia, Italy, and Croatia, and invites visitors to host a camera.
Monitor network activity by process in a terminal with RustNet, which includes packet inspection.
Create locally trusted development certificates for arbitrary names with mkcert.






















