AI app categories

Developer Tools

Ship code faster and find the bug.

2,357 tools · updated Aug 1, 2026

This is the deepest category on Appz, and the fastest-moving. It covers autocomplete and agentic coding assistants, code review and static analysis, test generation, observability and deployment tooling. Judge these tools on the boring parts — how they handle a large existing repo, and how much of their output you end up rewriting.

Developer Tools apps

2,357 reviewed tools

DomainDetails.com

Professional domain research using modern RDAP protocol. Better than WHOIS with standardized data, enhanced security, and aftermarket insights. Privacy-first, local-first architecture.

Build your AI SaaS in days not months

Skip the setup and start building what matters with a ready-to-ship Nuxt boilerplate built to help you ship ahead, save time, and focus on your product.

NanoBanana AI Image Generator

Generate stunning images from text with NanoBanana. Fast, simple, and developer-friendly with image-to-image and API access.

Vibe Coding官网

VibeCoding 学习指南，掌握AI辅助开发技能，提升编程效率, Made with Tally, the simplest way to create forms.

Shadcn UI Kit

Shadcn UI Kit is a collection of admin dashboards, website templates, components and blocks. It helps save time by minimizing development time.

Ui

250+ Free & Premium Tailwind CSS templates, UI Kits, and components to build modern websites and landing pages with pre-built component libraries.

Next.js SaaS starter kit

With our scalable and production-ready Next.js SaaS starter kit you can focus on building your product and ship faster than the competition. Save endless hours of development time and focus on what's important for your customers.

Black Screen

Free Black Screen for fullscreen focus, OLED power saving, and display testing. Use black, white, red, green, and more for pixel checks and downloads.

Shadcn Templates

A huge collection of shadcn ui templates and components. Shadcn UI Templates, UI Kits, Blocks, Components, Boilerplates, Admin dashboards and more.

Grok 4

Experience Grok 4, the revolutionary AI that surpasses human experts. Learn about Grok 4 AI features, Grok 4 Heavy, Grok 4 code assistance.

List difference

Compare two lists online and instantly see differences, matches, and unique items. Supports case-insensitive comparison and space trimming.

FormatJSONOnline

Easily format, validate, and beautify JSON data with our free online tool. Fast, reliable, and packed with powerful JSON conversion features.

n8n Workflow Template Collection

Curated high-quality n8n workflow automation templates to help you quickly implement process automation, boost efficiency, and easily reuse and customize.

Unix Timestamp

Free Unix timestamp converter by Unix Timestamp. Convert timestamp to date or date to timestamp with time zone support, multiple formats, and easy copying.

Genie 3

Revolutionary world model for interactive 3D video game generation. Create immersive navigable game worlds in real-time at 720p with dynamic environments.

AI MusicAPI

Easily integrate AI music generation features into your app to generate commercially-usable, studio-quality songs, powered by Suno and Riffusion

BruhGrow Tools

Discover 20+ free online developer tools for productivity, design, and development. SVG icons, SVG Editor, Post Enhanacer, YouTube tools, and more. Boost your workflow instantly!

Dotlet

Buy a domain for my dream

Slashit App

Turn your common text into shortcut

Free Screen Test Tool

Free online screen testing tool to detect dead pixels, stuck pixels, and display issues. Test your monitor, laptop, phone, and tablet screens with professional color and pattern tests.