167 Free Tools · 20 Categories

Your everyday
web toolkit

Beautiful, fast, accurate and free. No sign-ups, no tracking — everything runs in your browser.

{ }
Code / Dev
19 tools
🔐
Security
12 tools
📊
JSON / Data
15 tools
🎨
CSS / Design
15 tools
⏱
Date & Time
5 tools
📝
Text Tools
13 tools
🔢
Math & Finance
14 tools
🖼
Image Tools
12 tools
{ }
Code / Dev
19 tools
🔐
Security
12 tools
📊
JSON / Data
15 tools
🎨
CSS / Design
15 tools
⏱
Date & Time
5 tools
📝
Text Tools
13 tools
🔢
Math & Finance
14 tools
🖼
Image Tools
12 tools
{ }
🔐
📊
#
⚡
🎨
⏱
📝
🔢
JSON Formatter
// Paste messy JSON → beautiful output
const data = JSON.parse(input);

{
  "name": "Nex-WebTools",
  "tools": 167,
  "free": true,
  "tracking": false,
  "categories": [
    "JSON", "Text",
    "Code", "Security"
  ]
}
167
Free Tools
{ }
🔐
📊
🎨
⏱
📝
🔢
🖼
⚡
🌐
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{ }

JSON / Data Tools 15 tools

Format, validate, and convert JSON, CSV, YAML, and XML — all in your browser.

01
{ }

JSON Formatter

Prettify minified JSON with customizable indentation.

→ 02
⊟

JSON Minifier

Compress JSON by stripping all unnecessary whitespace.

→ 03
✓

JSON Validator

Check validity with detailed error pinpointing.

→ 04
⇥

JSON → CSV

Convert JSON arrays into downloadable CSV files.

→ 05
⇤

CSV → JSON

Parse CSV data into structured JSON arrays.

→ 06
≡

JSON → YAML

Convert JSON into human-readable YAML.

→ 07
{ }

YAML → JSON

Parse YAML back into formatted JSON.

→ 08
</>

JSON → XML

Convert JSON into well-formed XML documents.

→ 09
↕

CSV Sorter

Sort CSV data by any column, ascending or descending.

→ 10
⊜

CSV Filter

Filter CSV rows by column conditions.

→ 11
▥

CSV Column Extractor

Extract specific columns from CSV data.

→ 12
⧉

CSV Duplicate Finder

Find and highlight duplicate rows in CSV.

→ 13
📊

CSV Statistics

Get min, max, mean, median & more per column.

→ 14
⇿

CSV Difference Checker

Compare two CSV files side by side.

→ 15
✂

Large CSV Splitter

Split large CSV files into smaller chunks.

→
#

Encoding / Decoding 7 tools

Encode, decode, escape, and inspect data — Base64, URLs, HTML entities, JWTs, and Unicode.

16
B6

Base64 Encode/Decode

Convert text and files to and from Base64.

→ 17
%

URL Encode/Decode

Percent-encode special characters for safe URLs.

→ 18
&&

HTML Entities

Encode & decode HTML special characters.

→ 19
🔑

JWT Decoder

Decode JSON Web Tokens — inspect header & payload.

→ 20
U+

Unicode Escape

Escape and unescape Unicode \\u sequences.

→ 21
🔐

AES Encrypt / Decrypt

AES-256 text encryption with password.

→ 22
🎲

Random Token Generator

Generate secure random hex, base64 & UUID tokens.

→
Aa

Text Tools 13 tools

Count, convert, compare, sort, and transform text — all in your browser.

23
Wc

Word & Char Counter

Count words, characters, sentences, paragraphs & reading time.

→ 24
Li

Lorem Ipsum Generator

Generate placeholder paragraphs, sentences, or words.

→ 25
Aa

Text Case Converter

UPPER, lower, Title, camelCase, snake_case, kebab-case.

→ 26
≠

Text Diff / Compare

Side-by-side comparison with colored diff output.

→ 27
✂

Duplicate Line Remover

Remove repeated lines, keep unique entries.

→ 28
↕

Text Sort (A-Z)

Sort lines alphabetically, numerically, or by length.

→ 29
⌕

Find & Replace

Search and replace with regex support.

→ 30
M↓

Markdown → HTML

Convert Markdown to clean HTML with live preview.

→ 31
↑M

HTML → Markdown

Convert HTML markup back to readable Markdown.

→ 32
🔗

Slug Generator

Convert titles to clean, URL-friendly slugs.

→ 33
🔑

Password Entropy Checker

Analyze password strength, entropy & crack time.

→ 34
🔏

Secure Notes

Encrypted local note-taking in your browser.

→ 35
📚

Study Planner

Plan study sessions with topics & time allocation.

→
</>

Code / Developer Tools 19 tools

Format code, test regex, pick colors, generate CSS, convert timestamps, and more.

36
<>

HTML Formatter

Beautify & indent messy HTML code.

→ 37
{ }

CSS Formatter/Minifier

Format or compress CSS stylesheets.

→ 38
JS

JS Formatter/Minifier

Beautify or minify JavaScript code.

→ 39
SQL

SQL Formatter

Prettify SQL queries with keyword formatting.

→ 40
.*

Regex Tester

Test patterns with match highlighting & cheat sheet.

→ 41
🎨

Color Picker

HEX ↔ RGB ↔ HSL converter with visual picker.

→ 42
◐

CSS Gradient Generator

Build gradients visually with copy-paste CSS.

→ 43
▦

Box Shadow Generator

Build CSS box-shadows with live preview.

→ 44
⏱

Unix Timestamp

Epoch ↔ human-readable date converter.

→ 45
⏰

Cron Expression Parser

Explain cron schedules in plain English.

→ 46
▤

HTML Table Generator

Visual rows/cols builder → HTML code.

→ 47
⬛

Flexbox Playground

Visual CSS Flexbox layout builder.

→ 48
⊞

CSS Grid Generator

Visual CSS Grid layout builder.

→ 49
📱

Viewport Tester

Test responsive breakpoints for any URL.

→ 50
📁

Folder Tree Generator

Generate ASCII folder tree structures.

→ 51
💬

Commit Message Generator

Build conventional commit messages.

→ 52
#

Code Line Counter

Count code, comment & blank lines.

→ 53
⇋

Syntax Diff

Side-by-side code diff with line & word-level highlighting.

→ 54
🔧

SQL Corrector

Fix SQL errors for any database & IDE.

→
⬡

Hash / Crypto Tools 5 tools

Generate hashes, UUIDs, and secure passwords — all using browser crypto APIs.

53
#!

Hash Generator

MD5, SHA-1, SHA-256, SHA-512 via Web Crypto API.

→ 54
⬡

UUID Generator

Cryptographically random v4 UUIDs.

→ 55
🔒

Password Generator

Secure passwords with custom length & symbols.

→ 56
⚿

Bcrypt Hash

Generate & verify bcrypt password hashes.

→ 57
📄

File Hash Verifier

Calculate & verify file hashes (MD5, SHA-1, SHA-256).

→
🖼

Image Tools 12 tools

Resize, convert, compress, and encode images — all using the Canvas API, no server needed.

58
⤢

Image Resizer

Resize images to exact pixel dimensions in browser.

→ 59
🖼

Image to Base64

Convert images to Base64 data URIs.

→ 60
⇄

Image Format Converter

Convert between PNG, JPG, WEBP, BMP, AVIF, GIF & ICO.

→ 61
▣

Image Compressor

Reduce image file size with quality control.

→ 62
✂

Image Cropper

Crop images visually in your browser.

→ 63
⤢

Batch Image Resize

Resize multiple images at once.

→ 64
ℹ

EXIF Viewer

View image EXIF metadata details.

→ 65
🗑

EXIF Remover

Strip EXIF metadata from images.

→ 66
🎯

Dominant Color Extractor

Extract dominant colors from any image.

→ 67
◎

Image Blur Tool

Apply blur effects to images.

→ 68
▦

Pixelate Tool

Pixelate images or specific regions.

→ 69
🔍

DPI Changer

Change image DPI for print or web.

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⚙

Generators & Utilities 8 tools

QR codes, meta tags, sitemaps, legal pages, robots.txt, .htaccess rules, and other essential web generators.

70
▣

QR Code Generator

Generate QR codes from URLs and text.

→ 71
▨

Placeholder Image

Custom placeholder images with text overlays.

→ 72
❚

Meta Tag Generator

Open Graph, Twitter Card & SEO meta tags.

→ 73
🤖

robots.txt Generator

Create robots.txt for search crawlers.

→ 74
↪

.htaccess Redirects

Apache 301/302 redirect rules.

→ 75
🗺

Sitemap XML Generator

Create XML sitemaps for SEO.

→ 76
📜

Privacy/Terms Generator

Generate legal pages for your site.

→ 77
B↔

Byte Unit Converter

Convert KB, MB, GB, TB & binary units.

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⇄

Text / String Converters 10 tools

Convert text to binary, hex, ASCII, Morse code, and transform between data formats like JSON, CSV, Markdown, SQL, TypeScript, Go, and TOML.

105
01

Text ↔ Binary

Convert text to binary representation & back.

→ 106
0x

Text ↔ Hex

Convert text to hexadecimal & back.

→ 107
#A

Text ↔ ASCII

Convert text to ASCII codes & back.

→ 108
·—

Text ↔ Morse Code

Encode & decode Morse code.

→ 109
Md

Markdown ↔ Plain Text

Strip or preview Markdown formatting.

→ 110
⊞

CSV ↔ Markdown Table

Convert CSV to Markdown table & back.

→ 111
TS

JSON ↔ TypeScript

Generate TypeScript interfaces from JSON.

→ 112
SQL

JSON ↔ SQL CREATE

Generate SQL CREATE TABLE from JSON.

→ 113
Go

JSON ↔ Go Struct

Generate Go structs from JSON data.

→ 114
⚙

TOML ↔ JSON

Convert between TOML and JSON.

→