TTrendTools Lab

TrendTools Lab

Small browser tools built around rising search intent. Pick a tool, use it fast, and verify local details before acting.

One keyword per toolFast pagesNo signup

Tools

Holiday planning

Local hours

Local events

Deadline calculators

Shopping calculators

Sports time tools

Settlement estimators

Developer utilities

base64 converter

Base64 Converter

Encode text to Base64 or decode Base64 back to Unicode text directly in your browser.

aes encryption decryption

AES Encryption and Decryption Tool

Encrypt plaintext or decrypt an AES-GCM package with a passphrase using browser Web Crypto.

url encoder decoder

URL Encoder Decoder

Encode URL components or decode percent-encoded text in-page without sending data away.

jwt verifier

JWT Verifier

Decode JWT headers and payloads, then verify HS256 signatures with a shared secret in the browser.

json formatter validator

JSON Formatter and Validator

Format, minify, and validate JSON text locally with clear parse errors and copyable output.

unix timestamp converter

Unix Timestamp Converter

Convert Unix timestamps to ISO, UTC, and local time, or turn a date back into seconds and milliseconds.

sha hash generator

SHA Hash Generator

Generate SHA-1, SHA-256, SHA-384, or SHA-512 digests for text using browser Web Crypto.

uuid generator

UUID Generator

Generate copyable random UUID v4 values locally for test data, scripts, and prototypes.

password generator

Password Generator

Generate random passwords with selected character groups in the browser, without saving or sending them.

color converter

Color Converter

Convert hex colors into RGB and HSL values with a live preview for quick CSS work.

html entity encoder decoder

HTML Entity Encoder Decoder

Encode reserved HTML characters or decode common HTML entities into readable text.

text case converter

Text Case Converter

Convert text into camelCase, PascalCase, snake_case, kebab-case, title case, uppercase, or lowercase.

regex tester

Regex Tester

Test JavaScript regular expressions against sample text and inspect match counts and positions.

csv to json converter

CSV to JSON Converter

Convert simple CSV rows, including quoted cells, into formatted JSON objects in the browser.

morse code translator

Morse Code Translator

Translate text to Morse code or Morse code back to text, then play browser-generated dictation audio.