Websites for Developers

isUpMap displays real-time status information for more than 80 internet services in a heatmap.

Kiro turns prompts into software requirements, architecture, and task plans, then uses agents to implement and test code.

BayesO provides a Python package for Bayesian optimization algorithms and related modeling tasks.

ArmorPaint is software for 3D PBR texture painting, with its development repository and manual available on GitHub.

Supermaven provides AI code completion with a long context window, according to its product page.

Game UI Database catalogs game interfaces with screenshots indexed by screen type, animation, layout, and color.

The Web Developer Checklist helps teams review best practices before launching a website.

Free for Developers curates services with free tiers for developers and open-source authors.

Analyze binary data and use pattern language or disassembly in ImHex, an open-source hex editor for reverse engineers and developers.

Hoppscotch is an open-source API client with web, desktop and command-line options. Its personal workspace supports request collections, environments and tests. Hosted team collaboration has separate paid plans.

The Web Dev Resources page is a personal collection of documentation, websites, links, and guides for learning and building for the web.

Create real-time 3D projects with Unreal Engine, a tool for bringing visual ideas to life.

DevAssets curates resources for web, mobile, and game developers and designers, including learning materials, jobs, and free tools.

Create real-time 3D visualizations with Twinmotion for presenting architectural and design spaces.

Use IT Tools, a free, open-source collection of online utilities for software developers and IT professionals.

Google Cloud’s Gemini Enterprise Agent Platform, formerly Vertex AI, helps developers build, scale, govern, and optimize agents.

Find UI resources, textures, plugins, effects, tutorials, and design assets in this collection for designers and developers.

Firecamp provides API collaboration, documentation, and collections for developers.

Domain Digger looks up DNS, WHOIS, IP data, SSL history, and subdomains for a domain.

The SpaceXAI API console offers developer tools for Grok text, voice, and image generation APIs.

CodinGame combines coding games, puzzles, and programming challenges, with support for more than 25 languages.

MockUPhone places app screenshots into iPhone, iPad, Android, and TV device frames.

HTMLrev provides free HTML and CSS templates for websites, landing pages, blogs, portfolios, and dashboards.

Grok offers frontier AI models for reasoning, voice, and image generation, with an API for developers.