2 Tools

Free Security Tools

Hash generators, password checkers — 2 free tools, all processing client-side for maximum privacy. No sign-up, no limits, no data collection.

Security-focused tools for developers and IT professionals. Generate cryptographic hashes (MD5, SHA-256, SHA-512), check password strength, and analyze website security — all without exposing your data to any server.

✓ MD5, SHA-1, SHA-256, SHA-512 hash generation
✓ Password strength scoring and analysis
✓ Zero server-side data exposure
✓ Instant cryptographic computations

Everything You Need to Know About Security Tools

Cybersecurity professionals, developers, and DevOps engineers routinely need to generate hashes, verify file integrity, and audit password policies. CodelithLabs Security Tools provide these capabilities directly in your browser using the Web Crypto API — meaning your passwords, keys, and data never leave your device.

Our Hash Generator computes MD5, SHA-1, SHA-256, and SHA-512 hashes for any text input instantly. This is essential for verifying file downloads, generating content fingerprints, and creating unique identifiers for caching strategies. The Password Strength Checker evaluates passwords against entropy calculations, common pattern detection, dictionary matching, and breach database heuristics — providing actionable feedback to help users create stronger credentials.

All security tools leverage the browser's native cryptographic libraries (SubtleCrypto), which are FIPS-compliant and hardware-accelerated on modern processors. Unlike cloud-based hash generators that could potentially log your inputs, CodelithLabs processes everything locally. This makes our tools suitable for enterprise security audits, compliance verification, and development workflows where data sensitivity is paramount. Security researchers and penetration testers across India trust CodelithLabs for hash generation and password analysis precisely because of this zero-transmission architecture.