Privacy-first utilities

Everyday tools that never leave your browser

Web Utils is a polished suite of client-side utilities — encode, format, convert, generate — with the same visual language as the Breejesh portfolio. Each tool has its own URL for search and bookmarks.

28 toolsSSR + prerenderLight & darkNo backend for your data

100% client-side. Your data never leaves this browser. Bookmarks and paste history stay in this browser.

Featured

01

Base64 Encode & Decode

Encode/decode with charset options, live mode, line mode, and file tools.

Open tool →03

JSON Formatter

Beautify, minify, lint, tree-view, auto-fix, upload/download — private JSON toolkit.

Open tool →04

JWT Debugger

Decode JWT header and payload without sending tokens to a server.

Open tool →06

Hash Generator

SHA-1, SHA-256, SHA-512 hashes via Web Crypto — never uploaded.

Open tool →08

Unix Timestamp Converter

Full epoch converter: live clock, s/ms/µs/ns, date parts, periods, code samples.

Open tool →09

Regex Tester

regex101-style playground: live match, highlight, groups, substitution, and quick reference.

Open tool →19

Password Generator

Strong random passwords offline with customizable rules.

Open tool →28

EVTX Viewer

Open Windows Event Log (.evtx) files entirely in the browser.

Open tool →

Popular

Base64URL EncodeJSONJWTUUIDDiffEpochWord CountQR Code

All tools

Encoding

Base64, URL encoding, and transfer-safe transforms.

01

Base64

Encode/decode with charset options, live mode, line mode, and file tools.

02

URL Encode

Percent-encode and decode URLs and query strings safely.

Data formats

JSON, YAML, CSV, SQL, and structured data tools.

03

JSON

Beautify, minify, lint, tree-view, auto-fix, upload/download — private JSON toolkit.

11

Units

Convert length, weight, temperature, data size, and more.

12

Percent

Tips, discounts, percentage change, and “what percent of”.

18

CSV/JSON

Convert CSV tables to JSON arrays and back.

24

SQL

Beautify SQL queries with consistent indentation.

25

YAML/JSON

Convert YAML to JSON and JSON to YAML safely in-browser.

Developer

JWT, regex, cron, certificates, EVTX, and debugging helpers.

04

JWT

Decode JWT header and payload without sending tokens to a server.

09

Regex

regex101-style playground: live match, highlight, groups, substitution, and quick reference.

23

Cron

Translate cron expressions into plain English.

26

Cert/PEM

Inspect PEM certificates and decode basic fields locally.

28

EVTX

Open Windows Event Log (.evtx) files entirely in the browser.

Generators

UUIDs, passwords, lorem, and QR codes.

05

UUID

Generate UUID v4 and NanoID-style IDs in bulk.

15

Lorem

Generate placeholder paragraphs, sentences, or words.

16

QR Code

Create QR codes for URLs and text — download as PNG.

Text

Diff, case, word count, and markdown.

07

Diff

Compare two texts side by side and highlight changes.

13

Word Count

Count words, characters, sentences, and reading time.

14

Case

camelCase, snake_case, kebab-case, Title Case, and more.

21

Markdown

Live Markdown editor with HTML preview.

Date & time

Timestamps, ages, and date math.

08

Epoch

Full epoch converter: live clock, s/ms/µs/ns, date parts, periods, code samples.

20

Dates

Age, date difference, and add/subtract days.

Media & color

Images, EXIF, SVG, and color conversion.

10

Color

Convert HEX, RGB, HSL and check contrast ratios.

17

Image

Image to Base64, resize, and compress in the browser.

22

SVG

Minify SVG markup by stripping noise and whitespace.

27

EXIF

View image metadata and export a stripped copy.

Privacy & security

Hashes, passwords, and offline-safe utilities.

06

Hash

SHA-1, SHA-256, SHA-512 hashes via Web Crypto — never uploaded.

19

Password

Strong random passwords offline with customizable rules.