Browser DevTools, CLI Utilities & Developer Extensions
96 resources indexed
Supercharge your development workflow with essential browser extensions, command-line tools, and utilities that every developer should have in their toolkit. Debug faster, automate more, and code smarter.
TinyPNG
An image compression and conversion service for optimising AVIF, WebP, PNG, and JPEG files without visible quality loss.
VS Code Themes
Browse and preview Visual Studio Code themes across languages, dark and light variants, popularity, and installation counts before installing.
Ava CMS
Ava (Addy’s very adaptable) CMS (Content Management System) is a fast, flexible, file-based PHP CMS for bespoke websites. Create a file, write in Markdown (with optional HTML), and you have a page. Edit it, refresh, and it’s live — no build step.
Kelp
A UI library for people who love HTML, powered by modern CSS and Web Components. Free for personal use. Fairly priced for commercial use.
Caesium Image Compressor
Compress your pictures up to 90% without visible quality loss with free Windows & macOS software or their cloud service.
Bruno API Client
Bruno is a Fast and Git-Friendly Opensource API client, aimed at revolutionizing the status quo represented by Postman, Insomnia and similar tools out there.
GetScreenshot
GetScreenshot is a powerful programmable website screenshot API that allows you to do screenshot capture operations at scale, and for less than other market solutions. No Code and Low Code Friendly.
React Native Directory
A searchable and filterable directory of React Native libraries.
Cron Debugger
With CronTool you can edit, debug and view one or multiple crontab / cron expressions on a calendar - all online & free forever. The last cron expression editor you'll ever need. Share cron jobs with your team, write AWS & Vercel cron jobs and more.
GitHub Copilot
The world’s most widely adopted AI developer tool. GitHub Copilot suggests code completions as developers type and turns natural language prompts into coding suggestions based on the project's context and style conventions.
Cloudflare Internet Speed Test
Detailed internet speed test using Cloudflare servers. speed.cloudflare.com is a tool that allows you to measure the speed and consistency of your connection to the Internet. You can use it to verify that the speed your ISP promised you is the speed you are getting, compare different ISPs or test network connectivity in different parts of your house. The measurements run on the Cloudflare network, which spans data centers in over 300+ cities worldwide. This ensures you are testing against a server that is close to you, which means you are measuring only the speed of your ISP, with minimal networks in between that may impact your score.
Cloudflare Turnstile
Cloudflare Turnstile is a free tool to replace CAPTCHAs. Turnstile delivers frustration-free, CAPTCHA-free web experiences to website visitors - with just a simple snippet of free code. Moreover, Turnstile stops abuse and confirms visitors are real without the data privacy concerns or awful user experience of CAPTCHAs.
SingleFile
Web Extension and CLI tool for saving a faithful copy of a complete web page in a single HTML file.
NativePHP
Write native desktop applications using PHP. NativePHP is a new framework for rapidly building rich, native desktop applications using PHP. If you're already a PHP developer, you'll feel right at home. If you're new to PHP, we think you'll find NativePHP easy to pick up and use. Whatever your path, we think you're going to be productive quickly.
Expose
Expose local sites via secure tunnels. Create public URLs for local sites through any firewall and VPN. Receive webhooks on your machine, test local sites on mobile devices or share them with others.
Laravel Herd
One click PHP development environment on macOS. Zero dependencies. Zero headaches. Herd is a blazing fast, native Laravel and PHP development environment for macOS. It includes everything you need to get started with Laravel development, including PHP and nginx. Once you install Herd, you're ready to start developing with Laravel.
Laravel Playground
Laravel Playground allows you to try out PHP and Laravel all from your browser. You have access to all Laravel classes and an extensive list of included Laravel packages (like Laravel DebugBar).
Tinkerwell
The code runner for PHP. Tinkerwell is a REPL on steroids. It allows you to run code snippets within the context of your application without hitting the browser. It's the perfect companion to your favorite IDE and works with any framework – locally, via SSH, Docker and even on Laravel Vapor.
Laravel/PHP Package Boilerplate
Boilerplate Generator for Laravel & PHP packages. You have an idea for a Laravel package and want to start working on it? Great! But where should you start? This generator helps you with the boilerplate code to help you focus on what's most important: your package.
BrowserStack
Give your users a seamless experience by testing on 3000+ real devices and browsers.
DeployHQ
DeployHQ makes it super easy to automate deploying projects from Git, SVN and Mercurial repositories.
Device Info
A web browser security testing, privacy testing, and troubleshooting tool. Find everything detectable exposed by your web browser and set-up.
Responsive Image Breakpoints Generator
Easily generate the optimal responsive image dimensions.
DNSViz
DNSViz is a tool for visualizing the status of a DNS zone. It was designed as a resource for understanding and troubleshooting deployment of the DNS Security Extensions (DNSSEC). It provides a visual analysis of the DNSSEC authentication chain for a domain name and its resolution path in the DNS namespace, and it lists configuration errors detected by the tool.
JSON Hero JSON Viewer
Stop staring at thousand line JSON files in your editor and start staring at thousand line JSON files in the world's best JSON viewer. With a few nice features to help make it not the worst.
Design Tokens Generator
Quickly create Design System tokens and get JSON, CSS and SASS code. Use our Design Tokens generator to quickstart your next project!
Dub Link Shortener
Dub is an open-source link shortener with built-in analytics and free custom domains.
Coding Font Quiz
Take this gamified font picker to find your perfect coding font!
Free Email Builder
Take the pain out of HTML emails with this free drag-and-drop HTML email builder.
eZ Server Monitor
eZ Server Monitor (eSM) is a script for monitoring Linux servers. It is available in Bash version and Web application. In its web version, eSM is a PHP script which provides a web page containing information such as the operating system, the number of users connected to the server, the system load, CPU, memory RAM, available disk space, bandwidth usage, and especially the port monitoring services such as FTP, SMTP, Web, etc.
Ploi Deploy
Cloud server provisioning and management. One-click installs for Laravel, WordPress and more.
SVGcode
SVGcode is a Progressive Web App that lets you convert raster images like JPG, PNG, GIF, WebP, AVIF, etc. to vector graphics in SVG format.
Wayback Machine Archive
Explore more than 651 billion web pages saved over time.
Can I Include?
Check if a chosen HTML tag can be nested inside another HTML tag according to the spec.
Achoo HTML Viewer for iOS
Quickly view the HTML for a given page in Safari on iPhone iOS/iPadOS 15. Customizable, beautiful, easy to use, and you can tweak the page too!
Bundlephobia
Find the cost of adding a npm package to your bundle. JavaScript bloat is more real today than it ever was. Sites continuously get bigger as more (often redundant) libraries are thrown to solve new problems. Understand the performance cost of npm install in a new npm package before actually adding it to your bundle.
Code Beautify
Large collection of code utilities. JSON beautifier, XML viewer, JSON converters, hex converters and more...
JavaScript Event Keycodes
Press any key to get the associated JavaScript event keycode for creating keyboard shortcuts.
Megapedia: A Table of Universal Shortcuts
Megapedia by the BBC GEL is designed to be a table of universal shortcuts. It is envisaged as a one-stop shop for anyone using or creating keyboard shortcuts for either Windows or Mac. It is also intended to be something of a shortcuts library for the end user, of a variety of typical functions and features.
Shapecatcher
Draw any unicode symbol with your mouse to instantly get its code! No more hunting through huge tables.
Down for Everyone or Just Me
This site checks if a website is down for everyone or just you. For example, if you can’t load or login to Facebook you can check if Facebook is down here and we will tell you if it is down when our servers check. This can be handy to know if the problem is with everyone or just something with your ISP or local area.
readme.so
This simple editor allows you to quickly add and customize all the sections you need for your project's readme.
Learn Git Branching
Learn Git Branching is the most visual and interactive way to learn Git on the web; you'll be challenged with exciting levels, given step-by-step demonstrations of powerful features, and maybe even have a bit of fun along the way.
CodeSandbox
Cloud based IDE. Create, share, and get feedback with collaborative sandboxes for rapid web development.
Cubic Bezier
Visually create cubic bezier curves in the browser for custom animation timings.
Eleventy
Eleventy (11ty) is a simple static site generator for all kinds of websites.
Free for Developers
Collaborative collection of links to free plans and resources for developers.
Let's Encrypt
A nonprofit certificate authority providing free TLS (SSL) certificates to 240 million websites.
Mailto Link
Easy to use mailto link generator to create links that open in an email client.
GlooMaps
Visual sitemap builder. With GlooMaps it's really easy to create your own sitemaps fast and efficiently. Click a box to attach a child box, drag & drop to reorder or double click a box to enter text. As easy as sketching on paper!
Polypane
Develop, debug and test websites and apps twice as fast. Know for sure your sites and apps work everywhere and for everyone.
Runcloud
Runcloud is a cloud based server management platform that can connect to any fresh Ubuntu VPS and automates web server set-up, installation of software and security, updates, deployment, back-ups, app and database management and more!
CSS clip-path maker
Does what it says on the tin. The clip-path property allows you to make complex shapes in CSS by clipping an element to a basic shape (circle, ellipse, polygon, or inset), or to an SVG source.
RandomAPI
Easily generate fake data for populating your mockups and testing your applications.
