Free Developer Tools for Every Project

Access 125+ powerful developer tools – JSON formatter, code beautifier, password generator, regex tester, and more. No signup, completely free!

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Audio Tools

16 tools

3D Audio Effect

Create immersive 3D audio effects

Audio Trimmer

Trim and cut audio files online

Auto Panner

Create automatic panning effects for audio

Bassbooster

Boost bass frequencies in audio files

Equalizer

Adjust audio frequencies with multi-band equalizer

Noise Reducer

Remove background noise from audio recordings

Pitch Shifter

Change pitch of audio without affecting tempo

Reverb

Add reverb effects to audio recordings

Reverse Audio

Reverse audio tracks and create backward effects

Slowedreverb

Apply slowed and reverb effects to audio

Stereo Panner

Control stereo panning and audio positioning

Tempo Changer

Change audio tempo without affecting pitch

Vocal Remover

Remove or isolate vocals from audio tracks

Volume Changer

Adjust volume levels of audio files

Audio Normalizer

Normalize audio loudness by boosting to a safe peak level

Audio Merger

Merge multiple audio files into one track (concatenate)

Code & Dev

20 tools

Api Doc Generator

Generate API documentation from requests and responses

Code Beautifier

Format and beautify code in various languages

Code Snippet Generator

Code Snippet Generator - Free online tool for developers

Codemod Runner

Run and test codemod transformations on code

CSS Minifier

Minify CSS code to reduce file size

HTML Minifier

Minify HTML code to reduce file size

JavaScript Minifier

Minify JavaScript code for production

JSON Formatter

Format and validate your JSON with syntax highlighting

Package Json Generator

Generate and manage package.json files

Regex Playground

Test and debug regular expressions with explanations

Sql Formatter

Format and beautify SQL queries

JWT Token Generator

Generate JSON Web Tokens (JWT) with custom headers and payloads

Gitignore Generator

Generate .gitignore files from popular templates and custom rules

JSON to TypeScript

Generate TypeScript interfaces from JSON data

Meta Tag Generator

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

JSON Path Finder

Explore JSON structure, find paths, and query values interactively

Regex Explainer

Understand regex patterns with plain English explanations

API Mock Generator

Generate realistic mock API responses with custom schemas

HTML to JSX Converter

Convert HTML to JSX for React components with automatic attribute transformation

cURL to Code

Convert cURL commands to JavaScript, Python, PHP, and Go code

Data & Format

17 tools

Base64 Encoder/Decoder

Encode or decode Base64 strings and files

Color Converter

Convert between different color formats

Csv Editor

Edit and manipulate CSV data online

CSV to JSON Converter

Convert CSV data to JSON format and vice versa

File Hash Calculator

Calculate file hashes (MD5, SHA1, SHA256)

Graphql Playground

Test GraphQL queries and explore schemas

Hash Generator

Generate various hash types (MD5, SHA1, SHA256)

Image Base64

Convert images to Base64 and vice versa

MD5 Hash Generator

Generate MD5 hashes from text or files

Timestamp

Convert between timestamps and human-readable dates

Url Encoder

Encode and decode URLs and URI components

YAML to JSON Converter

Convert between YAML and JSON formats

Data Size Converter

Convert between bytes, KB, MB, GB, TB and binary units

SQL to NoSQL

Convert SQL queries to MongoDB or Firestore queries

TOML to JSON

Convert between TOML and JSON formats for configuration files

JSON Diff

Compare two JSON objects and highlight the differences

Number Base Converter

Convert numbers between binary, hex, octal, and decimal

Text & Content

15 tools

Character Counter

Count characters, words, and lines in text

Developer Cheatsheets

Quick reference guides for popular development tools and languages

Git Cheatsheet

Essential Git commands reference guide

Python Cheatsheet

Python syntax and function reference

Docker Cheatsheet

Docker commands and best practices

SQL Cheatsheet

SQL queries and database commands

FFmpeg Cheatsheet

FFmpeg commands for video/audio processing

Lorem Ipsum

Generate Lorem Ipsum placeholder text

Markdown Editor

Write and preview Markdown with real-time rendering

String Escape

Escape and unescape strings for different contexts

Text Diff

Compare and highlight differences between two texts

Slug Generator

Convert text to URL-friendly slugs with custom options

Markdown Table Generator

Create markdown tables with a visual editor

Reading Time Calculator

Calculate reading time and word count for articles

HTML Entity Encoder

Encode and decode HTML entities for special characters

Network

4 tools

CIDR Calculator

Calculate network ranges and subnets

IP to Binary Converter

Convert IP addresses to binary and vice versa

Ping Monitor

Monitor website uptime and response times

HTTP Status Code Reference

Quick reference for HTTP status codes with descriptions and usage examples

Design

11 tools

Color Contrast Checker

Check color contrast ratios for accessibility

Color Picker

Advanced color picker with multiple format support

Css Animation Generator

Create CSS animations with visual controls

CSS Flexbox Generator

Visual tool to generate and understand CSS flexbox layouts

CSS Grid Generator

Visual tool to generate CSS grid layouts

Css Specificity Calculator

Calculate CSS selector specificity

Box Shadow Generator

Generate CSS box-shadow with visual controls

CSS Gradient Generator

Create beautiful CSS gradients with a visual editor

CSS to Tailwind

Convert regular CSS to Tailwind CSS utility classes

Color Palette Generator

Generate beautiful color palettes with various color harmonies

CSS Border Radius Generator

Create rounded corners and custom shapes with visual controls

Utilities

25 tools

Cookie Consent Generator

Generate GDPR-compliant cookie consent banners

Cron Expression

Build and validate cron expressions

Json Schema Generator

Json Schema Generator - Free online tool for developers

Json To Xml

Json To Xml - Free online tool for developers

Jwt Decoder

Jwt Decoder - Free online tool for developers

Keyboard Tester

Test keyboard functionality and key responses

Password Generator

Generate secure passwords with custom options

Pomodoro Timer

Boost productivity with the Pomodoro Technique timer

Px To Em Converter

Px To Em Converter - Free online tool for developers

QR Code Generator

Generate QR codes from text or URLs

Regex

Regex - Free online tool for developers

Sample Data

Sample Data - Free online tool for developers

Sha1

Sha1 - Free online tool for developers

Sha256

Sha256 - Free online tool for developers

Svg Path Editor

Svg Path Editor - Free online tool for developers

Text Case Converter

Text Case Converter - Free online tool for developers

Unit Converter

Unit Converter - Free online tool for developers

Websocket Tester

Websocket Tester - Free online tool for developers

Xml Formatter

Xml Formatter - Free online tool for developers

UUID Generator

Generate unique identifiers (UUIDs) with different versions

robots.txt Generator

Create robots.txt with common directives and sitemap support

SemVer Calculator

Bump and compare semantic versions (major, minor, patch)

URL Parser

Parse and build URLs, inspect query params and components

UTM Builder

Create UTM-tagged URLs for analytics campaigns

Open Graph Preview

Preview how your website looks when shared on social media platforms

DevOps

10 tools

Dependency Analyzer

Analyze and visualize project dependencies

Docker Compose Generator

Generate Docker Compose files with visual interface

Env File Manager

Create and manage .env files for different environments

Log Viewer

Parse, filter, and analyze application logs

Chmod Calculator

Calculate Unix file permissions in octal and symbolic notation

YAML Validator

Validate YAML syntax and find errors in configuration files

Htpasswd Generator

Generate htpasswd file entries for Apache basic authentication

Nginx Config Generator

Generate nginx server block configurations for web servers

Systemd Service Generator

Generate systemd unit files for Linux services

SSH Config Generator

Generate SSH config file entries for easier server connections

Image & Media

6 tools

Image Compressor

Compress images while maintaining quality

SVG Optimizer

Optimize SVG files for smaller size and better performance

Image Resizer

Resize images to exact dimensions while keeping quality

Aspect Ratio Calculator

Calculate aspect ratios and resize dimensions proportionally

Placeholder Image Generator

Generate placeholder images with custom sizes, colors, and text

Favicon Generator

Generate favicons from text, color, or images in all standard sizes

Workflow

1 tools

Git Commit Message Generator

Generate conventional commit messages following best practices

Browse Tools by Category

Code & Dev

20 tools

Data & Format

17 tools

DevOps

10 tools

Design

11 tools

Analytics

0 tools

Network

4 tools

Audio Tools

16 tools

Image & Media

6 tools

Text & Content

15 tools

Utilities

25 tools

Workflow

1 tools

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