DevToolBoxGRATIS
Blog

Strumenti per sviluppatori
online e gratuiti

Oltre 100 strumenti essenziali per sviluppatori. Senza registrazione, senza limiti. Tutto viene elaborato direttamente nel tuo browser: i tuoi dati non lasciano mai il tuo dispositivo.

{ }

Formattatore JSON

Formatta, valida e abbellisci i dati JSON con evidenziazione della sintassi

B64

Codificatore/Decodificatore Base64

Codifica testo in Base64 o decodifica Base64 in testo

%20

Codificatore/Decodificatore URL

Codifica o decodifica componenti URL e parametri di query

#

Generatore di hash

Genera hash MD5, SHA-1, SHA-256, SHA-512 da testo

🔐

Generatore Multi-Hash

Genera hash MD5, SHA-1, SHA-256, SHA-384, SHA-512 simultaneamente

ID

Generatore UUID

Genera UUID casuali (v4) in blocco con un clic

🕐

Convertitore timestamp Unix

Converti tra timestamp Unix e date leggibili

🎨

Convertitore di colori

Converti colori tra formati HEX, RGB, HSL con anteprima

.*

Tester Regex

Testa espressioni regolari con corrispondenza ed evidenziazione in tempo reale

MD

Anteprima Markdown

Scrivi Markdown e visualizza l'anteprima renderizzata fianco a fianco

JWT

Decodificatore JWT

Decodifica e ispeziona JSON Web Token (header, payload, firma)

Generatore di codici QR

Genera codici QR da testo, URL o qualsiasi dato

Aa

Generatore Lorem Ipsum

Genera testo segnaposto in paragrafi, frasi o parole

&;

Codificatore entità HTML

Codifica e decodifica entità HTML e caratteri speciali

{ }

Compressore / Formattatore CSS

Comprimi o formatta il codice CSS per la produzione o la leggibilità

01

Convertitore di basi numeriche

Converti numeri tra binario, ottale, decimale ed esadecimale

Aa

Text Converter

Convert text between different cases and formats - lowercase, uppercase, title case, sentence case, alternating case, and inverse case

±

Confronto testi

Confronta due testi ed evidenzia le differenze

123

Contaparole

Conta parole, caratteri, frasi e paragrafi nel testo

🔑

Generatore di password

Genera password casuali e sicure con opzioni personalizzabili

SQL

Formattatore SQL

Formatta e abbellisci query SQL per una migliore leggibilità

Parser espressioni Cron

Analizza e spiega espressioni cron con i prossimi orari di esecuzione

Y{}

Convertitore JSON ↔ YAML

Converti istantaneamente tra formati JSON e YAML

Aa

Convertitore Maiuscole/Minuscole

Converti testo tra camelCase, snake_case, kebab-case e altro

🔗

Generatore di Slug URL

Converti testo in slug URL ottimizzati per il SEO

↕️

Ordinamento e Deduplicazione Righe

Ordina righe, rimuovi duplicati, inverti, mescola e altro

JS

Formattatore JS/HTML

Minimizza o abbellisci codice JavaScript e HTML

🖼️

Convertitore Immagine Base64

Converti immagini in stringhe Base64 con drag & drop

🔀

Git Command Generator

Searchable Git cheat sheet with 90+ commands

<>

Formatore XML

Formatta, minifica e valida XML

📊

Convertitore CSV ↔ JSON

Converti tra CSV e JSON

4xx

Riferimento codici HTTP

Cerca codici di stato HTTP

📄

Ricerca tipi MIME

Trova tipi MIME per estensione

\

Escape / Unescape

Escape o unescape HTML, JavaScript e JSON

🌐

Calcolatore sottorete IP

Calcola maschera sottorete, rete e broadcast

👤

Generatore dati fittizi

Genera nomi, email per test

🔐

Generatore HMAC

Genera HMAC-SHA256, HMAC-SHA1

🔗

Parser URL

Analizza URL in componenti

01

Convertitore testo ↔ binario

Converti testo in binario e viceversa

📜

Decodificatore PEM / certificato

Decodifica certificati PEM

📋

Generatore tabella HTML

Converti CSV o JSON in tabella HTML

🔒

Generatore hash Bcrypt

Genera hash bcrypt con costo configurabile

TS

JSON a TypeScript

Converti dati JSON in interfacce e tipi TypeScript

JSX

HTML a JSX

Converti markup HTML in componenti React JSX

Go

JSON a Go

Converti JSON in definizioni di strutture Go online

⚙️

Convertitore JSON a Go Struct

Genera definizioni di struct Go da JSON con opzioni personalizzabili

SVG

SVG a JSX/React

Converti markup SVG in componenti React JSX

TW

CSS a Tailwind

Converti stili CSS in classi utility Tailwind CSS

JS

TypeScript a JavaScript

Compila codice TypeScript in JavaScript puro

GQL

JSON to GraphQL

Convert JSON data to GraphQL schema definitions

JV

JSON to Java Class

Convert JSON data to Java class definitions

KT

JSON to Kotlin

Convert JSON data to Kotlin data classes

PY

JSON to Python

Convert JSON to Python dataclass, TypedDict, or Pydantic model

C#

JSON to C#

Convert JSON data to C# class definitions

MD

Markdown to HTML

Convert Markdown text to HTML markup

HM

HTML to Markdown

Convert HTML markup to Markdown text

TY

TOML to YAML / YAML to TOML

Convert between TOML and YAML configuration formats

ZD

JSON to Zod Schema

Convert JSON data to Zod validation schemas

JS

JSON to JSON Schema

Generate JSON Schema from JSON data

CJ

CSS to JS Object

Convert CSS styles to JavaScript style objects

GT

GraphQL to TypeScript

Convert GraphQL schema to TypeScript types

RS

JSON to Rust Struct

Convert JSON data to Rust struct definitions with serde

XJ

XML to JSON

Convert XML markup to JSON format

🌈

CSS Gradient Generator

Create beautiful CSS gradients with a visual editor

🔲

Box Shadow Generator

Design CSS box shadows visually with real-time preview

🏷️

Meta Tag Generator

Generate HTML meta tags, Open Graph, and Twitter Card tags for SEO

📐

Schema Markup Generator

Generate JSON-LD structured data for rich snippets in search results

🤖

Robots.txt Generator

Generate robots.txt files with crawler rules and sitemap directives

🌳

JSON Viewer / Tree

View JSON data as an interactive collapsible tree

🔍

Trova Percorso JSON

Incolla JSON, clicca un nodo per ottenere il JSONPath

Favicon Generator

Create favicons from text or emoji with custom colors and sizes

A>

ASCII Art Generator

Convert text to ASCII art with multiple font styles

💎

SVG Optimizer

Optimize and minify SVG files to reduce file size

🖼️

Placeholder Image Generator

Generate placeholder images with custom dimensions, colors, and text

🎨

Color Palette Generator

Generate harmonious color palettes from any base color

📐

Flexbox Generator

Visual Flexbox layout builder with live preview

😀

Emoji Picker & Search

Browse and search emojis, copy Unicode and HTML entities

◻️

Border Radius Generator

Design CSS border-radius with independent corner control

px

CSS Unit Converter

Convert between CSS units like px, rem, em, vw, vh

👁️

Open Graph Image Preview

Preview how your page looks when shared on social media

TW

Tailwind CSS Color Picker

Browse the full Tailwind CSS color palette

YML

YAML Validator & Formatter

Validate and format YAML with error highlighting

.gi

.gitignore Generator

Generate .gitignore files for any language, framework, or IDE

DT

JSON to Dart

Convert JSON to Dart/Flutter classes

NX

Nginx Config Generator

Generate Nginx configuration for reverse proxy, SSL, and more

.ht

.htaccess Generator

Generate Apache .htaccess rules

🐳

Docker Compose Generator

Visual docker-compose.yml builder

PB

JSON to Protobuf

Convert JSON to protobuf

🛡️

CSP Header Generator

Build Content-Security-Policy headers interactively

PS

SQL to Prisma Schema

Convert SQL CREATE TABLE to Prisma schema models

Generatore di Espressioni Cron

Crea, valida e comprendi le espressioni cron con un editor visivo

📄

Convertitore Testo in PDF

Converti testo semplice in documenti PDF con opzioni di formattazione personalizzate

🔐

Calcolatore Chmod

Calcola i permessi dei file Linux con checkbox interattive

🔢

Convertitore Hex in Decimale

Convertire tra sistemi esadecimale, decimale e binario

🔄

Convertitore YAML ↔ JSON

Converti tra formati YAML e JSON con anteprima in tempo reale

🎨

Convertitore Hex in RGB

Converti tra codici colore hex e valori RGB con anteprima colore

8️⃣

Convertitore Ottale Decimale

Converti tra sistemi numerici ottale e decimale con output binario e hex

IV

Convertitore numeri romani

Converti tra numeri e numeri romani con convertitore di date

💾

Byte Converter

Convert between bytes, KB, MB, GB, TB and other file size units

Aa

ASCII Text Converter

Convert between ASCII codes and text characters with reference table

🔄

Hex to Binary Converter

Convert between hexadecimal and binary number systems

½

Fraction Decimal Converter

Convert between fractions and decimal numbers with simplification

🔬

Scientific Notation Converter

Convert between scientific notation and standard numbers

🎨

Color Name to Hex Converter

Convert CSS color names to hex codes, RGB and HSL values

🔁

Text Repeater

Repeat text or characters multiple times with separator options

📐

Em/Px Converter

Convert between em, rem, px and other CSS units

🌐

IP to Binary Converter

Convert IP addresses to binary and binary to IP format

⏱️

Unix Timestamp Converter

Convert between Unix timestamps and human-readable dates

M5

MD5 Hash Generator

Generate MD5 hashes from text or files instantly. Free online MD5 checksum calculator

256

SHA-256 Hash Generator

Generate SHA-256 hashes from text instantly. Free online SHA256 hash calculator

S1

SHA-1 Hash Generator

Generate SHA-1 hashes from text instantly. Free online SHA1 hash calculator

512

SHA-512 Hash Generator

Generate SHA-512 hashes from text instantly. Free online SHA512 hash calculator

B→

Base64 Encoder

Encode text and strings to Base64 format instantly. Free online Base64 encoding tool

→B

Base64 Decoder

Decode Base64 strings back to plain text instantly. Free online Base64 decoding tool

BH

Base64 to Hex Converter

Convert between Base64 and hexadecimal formats. Free online Base64-Hex converter

S→

String to Base64 Converter

Convert strings to Base64 encoding with UTF-8 support. Free online string encoder

JSON Beautifier

Beautify and pretty-print JSON data with customizable indentation. Free online JSON beautifier

JSON Validator

Validate JSON syntax and find errors with detailed error messages. Free online JSON checker

JSON Minifier

Minify and compress JSON data by removing whitespace. Free online JSON minification tool

JD

JWT Token Decoder

Decode and inspect JWT tokens online. View header, payload, and signature instantly

JP

JWT Parser

Parse JWT tokens and extract claims, expiration, issuer, and audience fields

JV

JWT Validator

Validate JWT token structure, expiration time, and claims. Check if JWT is expired

R✓

Regex Checker

Check and test regular expressions against text with match highlighting. Free online regex checker

R≈

Regex Matcher

Find all regex matches in text with capture groups and match positions. Free online regex matcher

R+

Regex Generator

Generate regular expressions from common patterns. Email, URL, phone, date regex patterns

⏲️

Crontab Generator

Generate crontab expressions with visual schedule builder. Free online crontab maker

📅

Cron Job Scheduler

Schedule cron jobs with an interactive visual editor. Preview next run times

🔍

Cron Expression Parser

Parse and explain cron expressions in plain English. Understand any cron schedule

%←

URL Decoder

Decode URL-encoded strings back to readable text. Free online URL decoding tool

%→

URL Encode Online

Encode text for safe use in URLs. Free online URL encoding tool with encodeURIComponent

%%

Percent Encoding Tool

Convert characters to percent-encoded format for URLs. Complete percent encoding reference

⚔️

MD5 vs SHA-256

Compare MD5 and SHA-256 hash algorithms: speed, security, output length, and when to use each

⚔️

Base64 vs URL Encoding

Compare Base64 and URL encoding: purpose, character sets, size overhead, and when to use each

⚔️

JSON vs YAML

Compare JSON and YAML data formats: syntax, readability, comments, use cases, and which to choose

⚔️

JWT vs Session

Compare JWT tokens and session-based authentication: scalability, security, storage, and best practices

⚔️

REST vs GraphQL

Compare REST APIs and GraphQL: architecture, data fetching, performance, and when to use each

⚔️

JSON vs XML

Compare JSON and XML data formats: syntax, size, parsing speed, schema support, and use cases

⚔️

MySQL vs PostgreSQL

Compare MySQL and PostgreSQL databases: performance, features, JSON support, and when to use each

⚔️

npm vs Yarn vs pnpm

Compare npm, Yarn, and pnpm package managers: speed, disk usage, features, and which to choose

⚔️

Docker vs Kubernetes

Compare Docker and Kubernetes: containerization vs orchestration, complexity, scaling, and use cases

⚔️

TypeScript vs JavaScript

Compare TypeScript and JavaScript: type safety, tooling, performance, and when to use each

📊

JSON to Table

Convert JSON data to an interactive, sortable HTML table with search, filter, and CSV export

🖼️

Convertitore Immagine Base64

Convertire immagini in stringhe Base64 e viceversa

JWT

JWT Decoder Online

Decodifica token JWT online gratuitamente

JS

Minificatore JavaScript

Minifica il codice JavaScript rimuovendo commenti e spazi

.*

Regex Tester Online

Testa espressioni regolari online con corrispondenza in tempo reale

v4

UUID v4 Generator

Generate random UUID v4 identifiers in bulk with uppercase and no-dash format options

#C

HEX Color Picker & Converter

Pick any color visually and get HEX, RGB, HSL, and CMYK values with live preview

CG

Cron Expression Generator

Build, validate, and understand cron expressions with a visual editor

Aa

Convertitore di Maiuscole/Minuscole

Converti il testo tra 14 formati di denominazione: camelCase, snake_case, kebab-case, PascalCase e altro

&;

Codificatore / Decodificatore Entita HTML

Codifica e decodifica entita HTML con supporto per entita nominate e numeriche

📊

Convertitore JSON in CSV

Convertire array JSON in formato CSV con appiattimento oggetti annidati e download CSV

123

Contatore di Testo e Statistiche

Conta parole, caratteri, frasi, paragrafi, righe, byte, tempo di lettura e di parlata

🖼️

Codificatore Immagine in Base64

Convertire immagini in stringhe Base64 e Data URI con drag and drop

Aa

Convertitore di Maiuscole/Minuscole

Converti testo tra camelCase, snake_case, kebab-case, PascalCase, UPPERCASE, lowercase, Title Case, dot.case e altro

🗜️

Compressore di Immagini

Comprimi immagini online gratuitamente con qualita regolabile. Output JPEG, PNG e WebP

{E}

Online JSON Editor

Edit JSON data with a tree view editor or raw text editor. Format, validate, and manipulate JSON online

🔐

Password Strength Checker

Test your password security with real-time strength scoring, crack time estimation, and detailed analysis

</>

HTML Beautifier & Formatter

Format, beautify, and clean up messy HTML code with customizable indentation options

Y→

YAML to JSON Converter

Convert YAML to JSON online. Paste YAML configuration and get clean formatted JSON output instantly

🎨

RGB to HEX Converter

Convert RGB color values to hexadecimal color codes with interactive sliders and live color preview

#️⃣

Online Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-384, SHA-512 hashes online. Free hash calculator with multiple algorithms.

🎨

JSON Beautifier Online

Beautify and pretty-print JSON data online. Free JSON formatter with validation, sorting, and minification.

📐

CSS Flexbox Generator

Visual CSS Flexbox playground and code generator. Set flex properties interactively and get ready-to-use CSS code.

🖼️

Convertitore SVG in PNG

Converti file SVG in immagini PNG con dimensioni e sfondo personalizzati

🔐

Password Generator Online

Generate strong, secure random passwords online with customizable length, characters, and bulk generation.

YAML Validator Online

Validate YAML syntax online with detailed error messages and line numbers.

🌐

IP Address Lookup

Look up IP address geolocation, ISP, and network information. Auto-detects your current IP.

📊

Generatore di Tabelle Markdown

Create and format Markdown tables visually

B←

Base64 Decoder Online

Decode Base64 strings, files, and images online for free. Fast, secure client-side Base64 decoding with image preview

J→Y

JSON to YAML Converter

Convert JSON to YAML online with real-time live preview. Free, fast, and secure conversion tool for developers

H→M

HTML to Markdown Converter

Convert HTML to clean Markdown syntax online. Supports headings, links, images, lists, tables, code blocks

CSS Grid Generator

Visual CSS Grid layout builder. Create grid layouts interactively and get ready-to-use CSS and HTML code

B🖼

Base64 to Image Converter

Decode Base64 strings to images online. Paste a Base64-encoded image and instantly preview and download it.

C→J

CSV to JSON Converter

Convert CSV data to JSON format online. Supports headers, custom delimiters, and nested objects.

J↓

JSON Minify Online

Minify and compress JSON data online. Remove whitespace and formatting for smaller file sizes.

J→X

JSON to XML Converter

Convert JSON to XML format online. Handles nested objects, arrays, and attributes.

01

Text to Binary Converter

Convert text to binary and binary to text online. Supports ASCII, UTF-8, and custom encoding formats.

🎨

Color Picker Online

Pick colors from a palette, convert between HEX, RGB, HSL, and CMYK formats with a visual color picker.

Aa

Lorem Ipsum Generator

Generate placeholder text in paragraphs, sentences, or words. Customize length and format for your designs.

ID

UUID Generator Online

Generate UUIDs (v1, v4, v7) online instantly. Copy bulk UUIDs with one click for your applications.

B→

Base64 Encode Online

Encode text to Base64 format online. Supports UTF-8, ASCII, and binary data encoding with instant results.

c→J

cURL to JavaScript Converter

Convert cURL commands to JavaScript fetch or axios code. Supports headers, POST data, authentication, and more.

J→T

JavaScript to TypeScript Converter

Convert JavaScript code to TypeScript with type annotations. Add interfaces, type guards, and strict typing.

{S}

JSON Schema Generator

Create JSON Schema from JSON online. Free tool to generate JSON Schema with types, required fields, and validation rules.

J→C

JSON to CSV Converter Online

Convert JSON arrays and objects to CSV format online. Handles nested data, custom delimiters, and header extraction.

J→Z

JSON to Zod Schema Converter

Convert JSON data to Zod validation schemas for TypeScript. Generate type-safe runtime validators automatically.

T→J

TypeScript to JavaScript Converter Online

Convert TypeScript code to clean JavaScript online. Remove types, interfaces, enums, and generics automatically.

H↓

HTML Minifier Online

Minify HTML code online. Remove comments, collapse whitespace, remove empty attributes, and optimize HTML for production.

U🔗

URL Encoder & Parser Tool

Encode, decode, and parse URLs online. Supports encodeURI, encodeURIComponent, URL parsing, and query parameter extraction.

🌈

CSS Gradient Generator

Create beautiful CSS gradients with a visual editor. Linear, radial, and conic gradients with live preview and code output.

JSON Diff Tool

Compare two JSON objects side by side. Highlight differences, additions, and deletions with a visual diff viewer.

🖼️

Base64 Image Decoder

Decode Base64 strings to images or encode images to Base64 format. Preview decoded images instantly in the browser.

🔄

JSON to XML Converter

Convert JSON to XML

📝

Markdown Editor Online

Write and preview Markdown in real-time with syntax highlighting. Export to HTML with a full-featured online editor.

🔍

Regex Builder

Build and test regular expressions visually with real-time matching, group highlighting, and common pattern library.

📦

CSS Box Model Visualizer

Interactive CSS box model visualizer showing margin, border, padding, and content areas with editable values.

🔄

JavaScript Event Loop Visualizer

Visualize the JavaScript event loop with call stack, task queue, microtask queue, and Web APIs step by step.

🔬

HTTP Header Analyzer

Parse and analyze HTTP response headers. Understand each header purpose, detect security issues, and get recommendations.

🎨

ASCII Art Generator

Convert text to ASCII art with multiple font styles including Banner, Block, Shadow, Small, and Standard.

🌐

DNS Lookup Tool

Perform DNS lookups showing A, AAAA, CNAME, MX, NS, TXT, and SOA records using Google DNS-over-HTTPS.

🎨

Color Palette Generator

Generate beautiful color palettes with harmony rules, export to CSS, Tailwind, and design tools.

⏱️

Crontab Guru

Understand and build cron expressions with human-readable explanations and next execution times.

🎬

CSS Animation Generator

Create CSS animations and keyframes visually with live preview, timing functions, and code export.

🔍

JSON Path Tester

Test and evaluate JSONPath expressions against JSON data with real-time results and syntax highlighting.

Y→J

YAML to JSON Converter

Convert YAML to JSON and JSON to YAML online with syntax validation and formatting options.

📊

SQL Formatter Online

Format and beautify SQL queries online with syntax highlighting, indentation options, and support for multiple SQL dialects.

🔑

JWT Debugger

Decode and inspect JWT tokens. View header, payload, signature, and expiration status.

🔄

XML to JSON Converter

Convert XML data to JSON format online. Fast, free, and easy to use XML to JSON converter.

#️⃣

String Hash Generator

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from any text string using Web Crypto API.

🎯

CSS Specificity Calculator

Calculate CSS selector specificity scores online. Understand which styles take priority with this visual specificity calculator.

👁️

Open Graph Preview

Preview and debug Open Graph meta tags. See how your links appear on Facebook, Twitter, LinkedIn, and other social platforms.

🎨

SVG to CSS Converter

Convert SVG images to CSS background images using data URIs. Optimize SVGs for CSS usage with encoding and minification.

📱

Responsive Breakpoint Tester

Test responsive breakpoints visually. Preview how your site looks on mobile, tablet, and desktop screens.

🔐

JWT Generator

Generate JWT tokens

🌐

DNS Record Checker

Check DNS records for any domain. Look up A, AAAA, CNAME, MX, TXT, NS, SOA, and SRV records.

🔓

CORS Tester

Test CORS headers for any URL. Check Access-Control-Allow-Origin, methods, headers, and credentials support.

📡

HTTP Request Builder

Build and preview HTTP requests. Construct GET, POST, PUT, DELETE requests with headers and body.

🔄

JSON to YAML Converter

Convert JSON to YAML online. Free JSON to YAML converter with proper indentation and formatting.

🔄

YAML to JSON Online

Convert YAML to JSON online. Free YAML to JSON converter with validation and pretty printing.

🔓

Base64 Decode

Decode Base64 strings online. Free Base64 decoder that converts Base64 back to text instantly.

🎨

HEX to RGBA Converter

Convert HEX color to RGBA with alpha transparency support. Free online HEX to RGBA color converter.

🎬

CSS Animation Playground

Build CSS animations visually. Create keyframe animations with live preview and code generation.

🐳

Docker Run to Compose

Convert docker run commands to docker-compose.yml format. Transform CLI flags to compose configuration.

TS

TypeScript Playground

TypeScript playground online. Write TypeScript and see the compiled JavaScript output in real-time.

⚛️

SVG to React Component

Convert SVG to React component online. Transform SVG markup to a reusable React JSX component.

🎨

JSON Prettifier

Prettify and format JSON online. Free JSON beautifier with syntax highlighting and indentation.

🎨

CSS Formatter

Format and beautify CSS online. Free CSS formatter with proper indentation and line breaks.

📄

XML Formatter Online

Format and prettify XML online. Free XML beautifier with proper indentation and tree structure.

⚛️

HTML to React Converter

Convert HTML to React components online. Free HTML to JSX converter with className, style objects, and component wrapping.

📊

CSV to JSON Online

Convert CSV to JSON online. Free CSV to JSON converter with auto-detect delimiter and header row parsing.

🔒

Chmod Visualizer

Interactive chmod permission calculator. Convert between symbolic and numeric Unix file permissions visually.

📝

Text Diff Checker

Compare two texts and highlight differences online. Free diff tool with line-by-line and word-level comparison.

🔷

JSON to TypeScript Online

Convert JSON to TypeScript interfaces online. Free JSON to TS type generator with nested types and optional fields.

🔐

Base64 Encoder Decoder

Encode and decode Base64 strings online. Free Base64 encoder/decoder tool with file support.

📝

Markdown to HTML Converter

Convert Markdown to HTML online. Free Markdown to HTML converter with live preview.

🎨

RGB to HEX Converter

Convert RGB colors to HEX online. Free RGB to HEX color converter with color picker.

🎨

HEX to RGB Converter

Convert HEX colors to RGB online. Free HEX to RGB color converter with live preview.

JSON Validator Online

Validate JSON syntax online. Free JSON validator with error detection, line numbers, and detailed error messages.

🔗

URL Encode/Decode Online

Encode and decode URLs online. Free URL encoder and decoder for query strings, paths, and special characters.

TS→

TypeScript to JavaScript Converter

Convert TypeScript code to JavaScript by removing type annotations, interfaces, enums, and generics. Free online TS to JS converter.

Color Contrast Checker

Check WCAG color contrast ratio

📋

ASCII Table Generator

Generate ASCII art tables from data online. Create plain text tables for documentation, README files, and terminal output.

🔢

Number Base Converter

Convert numbers between bases online: binary, octal, decimal, hexadecimal, and custom bases. Multi-base conversion tool.

CSS Triangle Generator

Generate CSS triangles using borders. Create triangles pointing up, down, left, right, and diagonal with custom size and color.

🌐

IP Subnet Calculator

Calculate IP subnet masks, network addresses, broadcast addresses, and host ranges online. Supports IPv4 CIDR notation.

🔗

Markdown Link Checker

Check and validate links in Markdown documents. Find broken links, relative paths, and malformed URLs in your markdown files.

📡

HTTP Headers Reference

Complete HTTP headers reference guide. Request and response headers explained with examples, security headers, CORS headers, caching headers.

🔤

String Utilities

Online string manipulation tools: reverse, capitalize, slug-ify, camelCase, snake_case, count occurrences, remove duplicates, and more.

Az

Character Counter

Count characters, words, sentences, paragraphs, and estimate reading time. Free online text analysis tool.

px→rem

Pixel to REM Converter

Convert pixels to REM and EM units online. Set custom base font size for accurate CSS unit conversions.

@

Email Validator Online

Validate email addresses online. Check email format, syntax, and domain. Supports batch email validation.

Crontab Validator

Validate and explain cron expressions. See next 5 run times, human-readable descriptions, and use common presets.

.git

.gitignore Generator

Generate .gitignore files for Node.js, Python, Java, Go, React, Next.js, macOS, Windows, and more.

SQL

JSON to MySQL Schema

Convert JSON objects to MySQL CREATE TABLE statements. Auto-detect field types, add timestamps, and export SQL.

SVG

SVG to PNG Converter

Convert SVG files to PNG images online. Set custom dimensions, scale factor, and download instantly.

🗜️

JSON Minifier Online

Compress and minify JSON data. Remove whitespace to reduce file size.

🖼️

Base64 Image Encoder

Convert images to Base64 and Base64 to images

🔒

JavaScript Obfuscator Online

Obfuscate and protect JavaScript code. Free browser-based JS obfuscator.

🔤

HTML Encoder Online

Encode and decode HTML entities. Convert special chars to &amp;, &lt;, &gt; online.

🐍

Python Formatter Online

Format Python code to PEP 8 standards. Learn about Black, autopep8, and ruff.

#️⃣

SHA256 Hash Online

Generate SHA-256 hashes instantly in your browser. Free online SHA256 calculator.

🔗

URL Encoder Online

Encode and decode URLs and query strings. Free percent-encoding tool.

🎨

CSS Beautifier

Format and beautify CSS code online

🔍

HTTP Header Checker

Check HTTP response headers for any URL

🌐

IP Address Lookup

Look up geolocation and details for any IP address

👁️

Color Blindness Simulator

Simulate how colors appear with different types of color blindness

Cron to Human Readable

Convert cron expressions to plain English

📝

Text Diff Tool

Compare two texts side by side with highlighted differences

🗃️

SQL Query Formatter

Format and indent SQL queries online

🔐

Strong Password Generator

Generate strong, secure passwords with customizable length and character types. Free online strong password creator.

🎲

Random Password Generator

Generate random passwords instantly with customizable options. Free online random password maker for secure accounts.

🔒

Secure Password Generator

Generate secure passwords with cryptographically strong random generation. Create hack-proof passwords for maximum security.

🔓

Decodificatore SAML

Decodifica e ispeziona risposte e richieste SAML

📶

Generatore QR Code WiFi

Genera codici QR per la condivisione WiFi

🎯

Tester XPath

Testa e valuta espressioni XPath su XML

⚙️

Convertitore TOML ↔ JSON

Converti tra formati TOML e JSON

📦

Decodificatore Protobuf

Decodifica dati binari Protocol Buffers

🤖

Contatore Token IA

Conta token e stima costi API

🔓

Certutil Base64 Decoder

Decode certutil Base64 encoded strings and certificates online. Convert Base64 from environment variables, certificates, and command-line output.

JS to TSX Converter

Convert JavaScript and JSX files to TypeScript TSX with automatic type annotations and React type inference.

📋

JSON to JSON Schema Generator

Generate JSON Schema from JSON data automatically. Create Draft-07 compliant schemas with type inference and validation rules.

TOML Validator & Formatter

Validate and format TOML configuration files online. Check syntax, find errors, and beautify TOML with instant feedback.

🪆

CSS Nesting Converter

Convert flat CSS to native CSS nesting syntax and check browser support. Transform SCSS/SASS nesting to native CSS nesting.

Favicon Checker & Generator

Check if a website has proper favicons configured. Generate favicon HTML tags for all platforms including Apple Touch Icon and PWA manifest.

✔️

Validatore JSON Schema

Valida i dati JSON con JSON Schema. Controllo tipi, campi obbligatori, pattern e altro

🔍

Ricerca codici HTTP

Cerca e sfoglia tutti i codici di stato HTTP (1xx-5xx) con descrizioni e casi d'uso

📱

Generatore di Codice QR

Generate QR codes from text, URLs, and data

🔲

Generatore CSS Border Radius

Visual CSS border-radius generator with presets and live preview

📄

TOML Editor

TOML editor, validator and JSON converter

Convertitore Epoch

Converti tra timestamp Unix epoch e date leggibili

🍎

JSON to Swift

Convert JSON to Swift Codable structs

Formattatore GraphQL

Formatta e abbellisci query GraphQL

🐘

JSON to PHP

Convert JSON to PHP arrays/classes

🐶

HTML a Pug

Converti HTML in template Pug (Jade)

YAML a TOML

Converti tra YAML e TOML

Z

TypeScript a Zod

Converti tipi TypeScript in schemi Zod

🍃

SQL a MongoDB

Converti query SQL in MongoDB

📋

.env a JSON

Converti tra .env e JSON

📖

Regex in inglese

Spiega i pattern regex in inglese

📝

JSON a modulo HTML

Genera moduli HTML da JSON

JSON to GraphQL Schema

Convert JSON to GraphQL types

🎨

CSS Variables Generator

Generate CSS custom properties visually

📜

OpenAPI to TypeScript

Convert OpenAPI schemas to TypeScript

B32

Base32 Encoder/Decoder

Encode/decode Base32 strings

🗃️

JSON to SQL

Convert JSON data to SQL INSERT statements

💅

SCSS to CSS

Convert SCSS/Sass to plain CSS

📊

Diff Viewer

Compare text with visual diff highlighting

🔌

API Tester

Test REST API endpoints in your browser

0x

Hex to Text

Convert between hex strings and text

🌈

Color Gradient Generator

Visual CSS gradient generator

S

JSON to Scala

Convert JSON to Scala case classes

Ax

ASCII to Hex

Convert between ASCII text and hex

01

Binary to Text

Convert between binary and text

👁️

HTML Live Preview

Live HTML/CSS/JS editor with preview

···

Text to Morse Code

Convert text to Morse code and back

📋

XML to CSV

Convert XML data to CSV format

🌍

IP Geolocation Lookup

Look up IP address geolocation

🖼️

PNG to JPG

Convert images between PNG and JPG

B58

Base58 Encoder/Decoder

Encode and decode Base58 strings

🎯

CSS Selector Tester

Test CSS selectors against HTML

🔄

Convertitore cURL a Codice

Converti i comandi cURL in codice

🦀

JSON to Rust Struct

Convert JSON data to Rust struct definitions with serde support

🔄

TOML to YAML Converter

Convert TOML configuration files to YAML format

🎨

SVG to CSS Converter

Convert SVG to CSS background-image data URI

Generatore di espressioni Cron

Generatore interattivo di espressioni cron con descrizioni

📐

Convertitore unità CSS

Converti tra le unità CSS: px, rem, em, vw, vh, %, pt

PB

JSON to Protobuf

Convert JSON to Protocol Buffer definitions

🎨

Tailwind to CSS Converter

Convert Tailwind classes to vanilla CSS

📋

YAML Formatter

Format and beautify YAML

⏱️

Convertitore timestamp Unix

Convert between Unix timestamps and human-readable dates

🎨

Text to ASCII Art

Convert text to ASCII art with various font styles

🌓

CSS Shadow Generator

Visual box-shadow and text-shadow generator

🔍

Regex Visualizer

Visual regex tester with match highlighting

Crontab Editor

Visual crontab editor with next run times

🗃️

SQL to JSON Schema

Convert SQL CREATE TABLE to JSON schema

📄

YAML Editor

YAML editor with validation and JSON conversion

🌐

HTTP Method Tester

Test HTTP requests with custom headers and body

📑

Markdown to PDF

Preview Markdown as styled print-ready output

🎨

Tailwind CSS Converter

Convert CSS to Tailwind classes

✏️

SVG Editor

Edit and preview SVG code

🔒

JavaScript Obfuscator

Obfuscate JS code for protection

✂️

CSS Clip Path Generator

Visual clip-path shape generator

XML Validator

Validate XML syntax

🛡️

CSP Header Generator

Build Content Security Policy headers

⚙️

ENV File Editor

.env editor with export

🎭

CSS Filter Generator

Visual CSS filter generator

🖥️

Nginx Config Generator

Generate Nginx configurations

🐳

Dockerfile Generator

Generate Dockerfiles visually

🎬

CSS Transition Generator

Visual CSS transition builder

🎲

API Response Generator

Generate mock API responses

🔣

HTML Entity Decoder

Encode/decode HTML entities

📐

CSS Flexbox Playground

Interactive flexbox layout builder

📊

JSON to CSV Online

Convert JSON to CSV format

🦀

JSON to Rust Serde

Convert JSON to Rust structs

💬

CSS Text Shadow Generator

Visual text-shadow generator

🎯

JSONPath Evaluator

Evaluate JSONPath expressions

🔔

Webhook Tester

Test and inspect webhooks

📐

Ridimensionatore Immagini

Resize images online for free with custom dimensions

✂️

Ritaglio Immagini

Crop images online for free with custom areas

WP

Convertitore WebP

Convert images to and from WebP format

🪟

Generatore CSS Glassmorfismo

Generate glassmorphism CSS effects with live preview

🫧

Generatore CSS Neumorfismo

Generate neumorphism soft UI CSS effects

📺

Calcolatore Rapporto d'Aspetto

Calculate and convert aspect ratios

🗺️

Generatore Sitemap XML

Generate XML sitemaps for your website

Txt

Convertitore HTML in Testo

Convert HTML to plain text

A↓

Ordinatore Chiavi JSON

Sort JSON keys alphabetically

🌈

Generatore Testo Gradiente CSS

Create gradient text effects with CSS

Perché DevToolBox?

🔒

Privacy al primo posto

Tutti i dati vengono elaborati localmente nel tuo browser. Nulla viene inviato a nessun server.

Istantaneo e veloce

Nessun caricamento, nessuna attesa. Gli strumenti funzionano all'istante con zero latenza.

🆓

100% gratuito

Senza registrazione, senza limiti, senza costi nascosti. Gratuito per sempre.

📱

Funziona ovunque

Completamente responsive. Usalo su desktop, tablet o smartphone.