One page. One job. Done.
Mini Tools Collection
ToolPatch is a growing collection of focused utilities. Each page handles one task with clear inputs, fast results, and practical outputs.
Generate MD5, SHA1, and SHA256 hashes from input text.
Instantly create common cryptographic hash outputs for strings and payload snippets. Useful for development workflows, debugging, and quick integrity checks.
Fetch response headers for a URL using HEAD requests.
Inspect status code and HTTP response headers to validate caching, security, and delivery setup.
Decode JWT header and payload claims for debugging.
Paste a JWT token to decode Base64URL header and payload, inspect registered claims, and check timestamp fields quickly.
Generate secure random passwords with customizable rules.
Create strong passwords with configurable length and character sets.
Evaluate password strength with score, entropy estimate, and improvement tips.
Check password quality using length, character classes, and common-pattern heuristics to quickly identify weak credentials.
Generate random strings with configurable length and character sets.
Create random tokens for IDs, test data, and temporary secrets with optional uppercase, digits, and symbols.
Generate SHA256 hashes from plain text input.
Create deterministic SHA256 digests for checksums, signatures, and debugging workflows.
Convert unix timestamps to UTC datetime and back.
Translate epoch seconds and parseable datetime strings for logs, APIs, and debugging workflows.
Encode and decode URL strings for safe query and path handling.
Convert text to URL-encoded form and decode encoded strings for debugging links, query params, and integrations.
Pretty-print, compact, and validate XML quickly.
Format XML into readable indented output or compact form, and catch parse errors for faster debugging.
Encode and decode Base64 text directly in browser.
Quick utility for API payload prep, debugging, and data transport checks.
Parse browser, OS, and device from user-agent strings.
Analyze a user-agent string and detect browser family, operating system, and device class.