free web development tools online - AI tools

ExtendsClass is a free online toolbox offering a comprehensive suite of developer tools, including syntax validators, code formatters, HTTP clients, and data converters, all accessible directly in a browser without installation.

• Free

FreeWebTools offers over 150 free online tools covering text, image, document, calculator, unit converter, binary, website management, and development tasks.

• Free

Angry Tools is a comprehensive collection of free online tools for web and Android development, offering CSS generators, image utilities, text converters, and layout builders to streamline development workflows.

• Free

Liveweave is an online web development environment that provides real-time coding, debugging, and AI-powered assistance for HTML, CSS, and JavaScript projects.

• Free

DevTools by CodeBySDE offers 20+ free, professional-grade developer tools including JSON formatting, URL analysis, data conversion, SEO optimization, and more. No sign-up required.

• Free

DeveloperToolsKit is a comprehensive collection of 35+ free online developer tools that work entirely in your browser, offering text transformations, data format converters, color utilities, encoding tools, and more to boost developer productivity.

• Free

Tool Hub is a comprehensive online toolbox offering free utilities for image processing, text manipulation, file operations, PDF tools, color adjustments, calculations, and development formatting across multiple programming languages.

• Free

CleanCode Tools provides a suite of free developer tools including JSON formatting, Base64 encoding/decoding, HTML viewing/formatting, time zone conversion, and diff checking with no signup required.

• Free

OnlineTool.co provides a comprehensive collection of free online tools including calculators, converters, coding helpers, and generators to simplify daily tasks without requiring downloads or accounts.

• Free

FreeFormatter offers a comprehensive suite of free online tools for developers, including formatters, validators, converters, encoders, and code beautifiers for various programming and markup languages.

• Free

Turtles Tools offers a comprehensive collection of 100% free, privacy-focused online utilities designed to boost productivity for developers, writers, creators, and general users.

• Free

KodeKite is a comprehensive platform offering over 233 free web development and programming tools, including code generators, design utilities, calculators, and editors to streamline workflows and enhance productivity.

• Free

My Online Tools offers a comprehensive collection of free online utilities including JSON handling, image editing, data conversion, and games, all optimized for speed and privacy.

• Free

HTML Wave is a dual-solution web development tool offering a Windows desktop application and online editor with AI-powered templates for professional website building.

• Freemium

TilePieces is an open-source tool that enables users to create and edit HTML files and web projects directly in the browser using familiar HTML, CSS, and JavaScript concepts.

• Free

Webestools provides a comprehensive collection of free online tools, generators, services, scripts, tutorials, and web designs to help webmasters improve their websites.

• Free

DevDojo offers a suite of developer tools for creating websites, apps, and blogs, alongside an active community for learning and collaboration.

• Freemium
• From 15$

Allinone.tools is a comprehensive collection of over 70 free online tools for PDF editing, image conversion, encryption, social media utilities, text processing, and web development, all accessible without sign-up or downloads.

• Free

Cipher Tools Hub offers 30+ free developer tools and production-ready APIs for PDF processing, image optimization, data formatting, and security tasks, with local browser processing for privacy.

• Free

Pocket Cursor is a software development company offering custom web development, mobile app development, and cloud solutions, along with free tools like QR code generators and image editors.

• Contact for Pricing

myCompiler is an online integrated development environment (IDE) that enables users to edit, compile, and execute code across over 25 programming languages directly in their web browser.

• Other

aFreeTools.com is a comprehensive platform offering free web-based calculators, converters, generators, and utilities designed to enhance productivity and creativity for various tasks without requiring registration or downloads.

• Free

Editor.do is an online IDE and hosting platform for creating, coding, hosting, and deploying static websites, featuring real-time previews, an AI assistant, and visual building tools.

• Free Trial
• From 4$

Decompiler.com is a free online tool that decompiles executables and bytecode such as EXE, DLL, JAR, APK, PYC, SWF, and LUAC back into readable source code or project files.

• Free

Arachnoid.com provides a vast array of free interactive calculators, educational articles, and software tools covering topics from mathematics and physics to programming and 3D printing.

• Free

Snipzy is a platform offering free, high-quality HTML, CSS, and JavaScript code snippets for frontend developers. Browse, copy, and reuse snippets for modern web projects.

• Free

Codeply is a free online code editor that integrates with popular front-end frameworks like Bootstrap, React, Tailwind, and Vuetify, offering starter templates and over 50,000 code snippets for web development.

• Free

Netpack is a Portuguese software development company offering custom websites, apps, games, and a suite of free online developer tools. Their services include SEO, high scalability, and continued support.

• Contact for Pricing

Silex is a free, open-source no-code website builder that enables users to create and host static websites with CMS integration and dynamic data capabilities.

• Free

Boxmode is a drag-and-drop website builder that enables users to create professional, SEO-optimized websites without coding skills, offering free and paid plans with templates for various niches.

• Freemium