Best AI tools for< Design Tests >
20 - AI tool Sites

Qwizzard
Qwizzard is an AI question generator tool that helps users create questions automatically. By enabling JavaScript, users can generate a variety of questions for quizzes, exams, or assessments. The tool simplifies the process of question creation by leveraging AI technology to provide a quick and efficient solution. With Qwizzard, users can save time and effort in developing question sets for educational purposes or knowledge assessments.

Celp
Celp is a contextually aware AI-driven unit test generation tool designed for Typescript Node.js projects. It intelligently parses and deeply understands your code, saving you time and ensuring code stability. It uses an agentic design pattern to build context through parsing with Abstract Syntax Trees and intermediary AI prompting. Celp focuses on essential context, formulates detailed plans, and automatically runs and resolves tests. It generates unit tests from selection, reuses existing code, and learns as you use it.

TestSprite Beta
TestSprite Beta is a free online tool that allows you to create and share animated sprites. With TestSprite Beta, you can easily create custom sprites for your games, websites, or other projects. TestSprite Beta is a powerful tool that offers a wide range of features, including the ability to create and edit sprites, add animations, and export your sprites in a variety of formats.

Hubble
Hubble is an all-in-one user research platform designed to help uncover meaningful insights quickly and easily. It offers a wide range of features such as in-product research, contextual surveys, prototype testing, usability tests, participant recruitment, and resources like guides, templates, and demo videos. Trusted by product and research teams in world-class organizations, Hubble provides fast, scalable insights with industry-leading coverage of task types and surveys. With AI-powered research report building, quantitative data analysis, and easy exporting capabilities, Hubble aims to streamline the user research process and drive customer-centric decision-making.

Tusk
Tusk is an AI-powered tool designed to prevent regressions and increase test coverage by generating unit and integration tests with codebase context. It reads codebase and documentation to suggest test cases, helping engineers catch edge cases that may be missed. Tusk seamlessly integrates into GitHub and CI/CD pipelines, offering features like mock services, non-blocking checks, user-centric interface design, personalization, integration with third-party APIs, and scalable architecture for high performance.

PromptPoint Playground
PromptPoint Playground is an AI tool designed to help users design, test, and deploy prompts quickly and efficiently. It enables teams to create high-quality LLM outputs through automatic testing and evaluation. The platform allows users to make non-deterministic prompts predictable, organize prompt configurations, run automated tests, and monitor usage. With a focus on collaboration and accessibility, PromptPoint Playground empowers both technical and non-technical users to leverage the power of large language models for prompt engineering.

Emaildojo
Emaildojo is an AI-driven email innovation hub that provides free and unique email tools to help users elevate their email game. With Emaildojo, users can generate catchy and innovative short-form content, prevent their emails from landing in spam, boost ROI by driving clicks from email inbox, detect, analyze, and fix email domain issues, and check, lookup, and validate their email identity instantly. Emaildojo is the perfect tool for email marketers who want to improve their email deliverability and engagement.

UserTesting
UserTesting is a Human Insight Platform that allows organizations to quickly gain a first-person understanding of customer experiences, enabling them to build greater customer empathy. The platform offers comprehensive testing capabilities, insights identification, performance measurement, and insights sharing across organizations. UserTesting empowers users to run tests for free, see what customers experience, and turn feedback into better designs efficiently. With features like AI Insights Hub, integrations, mobile testing, and templates, UserTesting helps users target diverse audiences, validate findings confidently, measure and benchmark performance, and boost consumer trust. Trusted by leading brands, UserTesting provides human insights that drive innovation, improve customer experiences, and enhance product development.

A11YBoost
A11YBoost is an automated website accessibility monitoring and reporting tool that helps businesses improve the accessibility, performance, UX, design, and SEO of their websites. It provides instant and detailed accessibility reports that cover key issues, their impact, and how to fix them. The tool also offers analytics history to track progress over time and covers not just core accessibility issues but also performance, UX, design, and SEO. A11YBoost uses a unique blend of AI testing, traditional testing, and human expertise to deliver results and has an expanding test suite with 25+ tests across five categories.

AI Teaching Assistant Pro
AI Teaching Assistant Pro is a free, private, and confidential AI-powered tool developed by Contact North | Contact Nord. It serves as a personal teaching and instructional design assistant to help instructors with various tasks related to course creation and assessment. The tool offers enhanced assessment features, including the ability to easily draft multiple-choice tests and exams with AI-powered efficiency. Instructors can also generate ideas for course descriptions, outcomes, and syllabi with just a few clicks. AI Teaching Assistant Pro aims to streamline the teaching process and provide valuable support to educators.

AI Tools One
The website AI Tools One is a comprehensive platform that serves as a hub for various AI tools and applications. Users can explore a wide range of AI tools across different categories such as AI Detection, Chatbot, Code Generation, Content Creation, Data Analysis, Graphic Design, and more. The platform aims to simplify the process of finding and utilizing AI tools for different tasks and purposes. With a user-friendly interface and a diverse collection of AI tools, AI Tools One caters to individuals and businesses seeking innovative solutions powered by artificial intelligence.

Khanmigo
Khanmigo is an AI-powered teaching assistant and tutor developed by Khan Academy, a trusted education nonprofit. It offers personalized learning experiences for teachers, learners, and parents across various subjects such as math, science, coding, and humanities. Khanmigo aims to revolutionize education by providing on-demand support, engaging content, and ethical design focused on safety and learning. With features tailored for educators and students, Khanmigo simplifies workflows, challenges critical thinking, and guides learners to discover answers independently.

Apex Vision AI
Apex Vision AI is an AI-powered homework helper that provides instant answers and assistance to college students. It utilizes advanced machine learning algorithms to generate accurate answers for multiple-choice homework and quizzes, saving students time and boosting their confidence. The extension seamlessly integrates into the user's browser, offering real-time answers with a click or keyboard shortcut. Its user-friendly interface and intuitive design make it easy for students to use, helping them study smarter and not harder.

Tess
Tess is the first AI image generator that empowers artists to own their style by creating properly-licensed images. It offers a world-class image editor designed for AI, allowing users to generate art in a consistent visual style. Tess enables artists to create models, edit and customize their generations, and discover how AI can enhance their artistic style. With Tess, users can access copyright-safe generations created by real artists, ensuring ethical AI art practices.

TestFit
TestFit is a real estate feasibility platform that uses AI to help developers, architects, contractors, and brokers evaluate deals and make better decisions. It provides real-time insights into design, cost, and constructability, and integrates with a variety of other software tools. TestFit can help users save time and money, and make more informed decisions about their real estate projects.

TestFit
TestFit is a real estate feasibility platform that helps users maximize site potential and get the right deals done faster. It uses real-time AI for rapid iterations, allowing users to evaluate deals in hours instead of weeks. TestFit also integrates with other software, such as Revit and Enscape, to streamline the design and documentation process.

BugFree.ai
BugFree.ai is an AI-powered platform designed to help users practice system design and behavior interviews, similar to Leetcode. The platform offers a range of features to assist users in preparing for technical interviews, including mock interviews, real-time feedback, and personalized study plans. With BugFree.ai, users can improve their problem-solving skills and gain confidence in tackling complex interview questions.

Mobility Engineering
Mobility Engineering is a website that provides news, articles, and resources on the latest developments in mobility technology. The site covers a wide range of topics, including autonomous vehicles, connected cars, electric vehicles, and more. Mobility Engineering is a valuable resource for anyone interested in staying up-to-date on the latest trends in mobility technology.

VisualEyes
VisualEyes is a user experience (UX) optimization tool that uses attention heatmaps and clarity scores to help businesses improve the effectiveness of their digital products. It provides insights into how users interact with websites and applications, allowing businesses to identify areas for improvement and make data-driven decisions about their designs. VisualEyes is part of Neurons, a leading neuroscience company that specializes in providing AI-powered solutions for businesses.

CINTA78
CINTA78 is a leading online gaming platform in 2025 that offers large bonuses and special interface design for the best gaming experience. With a combination of premium features and player comfort, CINTA78 stands out among other online gaming platforms by catering to the needs of modern players who prioritize luxury, security, and big winning opportunities. The platform provides a wide range of games suitable for all types of players, from beginners to professionals, ensuring high-quality gaming experiences.
20 - Open Source AI Tools

design-studio
Tiledesk Design Studio is an open-source, no-code development platform for creating chatbots and conversational apps. It offers a user-friendly, drag-and-drop interface with pre-ready actions and integrations. The platform combines the power of LLM/GPT AI with a flexible 'graph' approach for creating conversations and automations with ease. Users can automate customer conversations, prototype conversations, integrate ChatGPT, enhance user experience with multimedia, provide personalized product recommendations, set conditions, use random replies, connect to other tools like HubSpot CRM, integrate with WhatsApp, send emails, and seamlessly enhance existing setups.

micro-agent
Micro Agent is an AI tool designed to write and fix code for users by generating code that passes specified tests or matches design screenshots. It aims to streamline the code generation process by leveraging AI capabilities to iterate and improve code until desired outcomes are achieved. The tool focuses on test-driven development and provides interactive features for user feedback. Micro Agent is not intended to be a comprehensive development tool but rather a specialized agent for code generation and iteration.

dash-infer
DashInfer is a C++ runtime tool designed to deliver production-level implementations highly optimized for various hardware architectures, including x86 and ARMv9. It supports Continuous Batching and NUMA-Aware capabilities for CPU, and can fully utilize modern server-grade CPUs to host large language models (LLMs) up to 14B in size. With lightweight architecture, high precision, support for mainstream open-source LLMs, post-training quantization, optimized computation kernels, NUMA-aware design, and multi-language API interfaces, DashInfer provides a versatile solution for efficient inference tasks. It supports x86 CPUs with AVX2 instruction set and ARMv9 CPUs with SVE instruction set, along with various data types like FP32, BF16, and InstantQuant. DashInfer also offers single-NUMA and multi-NUMA architectures for model inference, with detailed performance tests and inference accuracy evaluations available. The tool is supported on mainstream Linux server operating systems and provides documentation and examples for easy integration and usage.

eidolon
Eidolon is an open-source agent services framework that helps developers design and deploy agent-based services. It simplifies agent deployment, facilitates agent-to-agent communication, and enables painless component customization and upgrades. Eidolon's modular architecture allows developers to easily swap out components, such as language models, reinforcement learning implementations, tools, and more. This flexibility minimizes vendor lock-in and reduces the effort required to upgrade agent components. As the AI landscape rapidly evolves, Eidolon empowers developers to adapt their agents to meet changing requirements.

beehave
Beehave is a powerful addon for Godot Engine that enables users to create robust AI systems using behavior trees. It simplifies the design of complex NPC behaviors, challenging boss battles, and other advanced setups. Beehave allows for the creation of highly adaptive AI that responds to changes in the game world and overcomes unexpected obstacles, catering to both beginners and experienced developers. The tool is currently in development for version 3.0.

logicstudio.ai
LogicStudio.ai is a powerful visual canvas-based tool for building, managing, and visualizing complex logic flows involving AI agents, data inputs, and outputs. It provides an intuitive interface to streamline development processes by offering features like drag-and-drop canvas design, dynamic components, real-time connections, import/export capabilities, zoom & pan controls, file management, AI integration, editable views, and various output formats. Users can easily add, connect, configure, and manage components to create interactive systems and workflows.

REINVENT4
REINVENT is a molecular design tool for de novo design, scaffold hopping, R-group replacement, linker design, molecule optimization, and other small molecule design tasks. It uses a Reinforcement Learning (RL) algorithm to generate optimized molecules compliant with a user-defined property profile defined as a multi-component score. Transfer Learning (TL) can be used to create or pre-train a model that generates molecules closer to a set of input molecules.

GrAIdient
GrAIdient is a framework designed to enable the development of deep learning models using the internal GPU of a Mac. It provides access to the graph of layers, allowing for unique model design with greater understanding, control, and reproducibility. The goal is to challenge the understanding of deep learning models, transitioning from black box to white box models. Key features include direct access to layers, native Mac GPU support, Swift language implementation, gradient checking, PyTorch interoperability, and more. The documentation covers main concepts, architecture, and examples. GrAIdient is MIT licensed.

testzeus-hercules
Hercules is the world’s first open-source testing agent designed to handle the toughest testing tasks for modern web applications. It turns simple Gherkin steps into fully automated end-to-end tests, making testing simple, reliable, and efficient. Hercules adapts to various platforms like Salesforce and is suitable for CI/CD pipelines. It aims to democratize and disrupt test automation, making top-tier testing accessible to everyone. The tool is transparent, reliable, and community-driven, empowering teams to deliver better software. Hercules offers multiple ways to get started, including using PyPI package, Docker, or building and running from source code. It supports various AI models, provides detailed installation and usage instructions, and integrates with Nuclei for security testing and WCAG for accessibility testing. The tool is production-ready, open core, and open source, with plans for enhanced LLM support, advanced tooling, improved DOM distillation, community contributions, extensive documentation, and a bounty program.

partcad
PartCAD is a tool for documenting manufacturable physical products, providing tools to maintain product information and streamline workflows at all product lifecycle phases. It is a next-generation CAD tool that focuses on specifying manufacturable physical products using computer-aided design in a more generic sense, including the use of AI models. PartCAD offers modular and reusable packages for product information, generating outputs like product documentation, bill of materials, sourcing information, and manufacturing process specifications. It integrates with third-party tools for iterative improvements, design validation, and manufacturing processes verification. PartCAD also offers supplementary products like a CRM and inventory tool for managing part manufacturing and assembly shops. By enabling easy switching between third-party tools, PartCAD creates a competitive environment for service providers and ensures data sovereignty for users.

basalt
Basalt is a lightweight and flexible CSS framework designed to help developers quickly build responsive and modern websites. It provides a set of pre-designed components and utilities that can be easily customized to create unique and visually appealing web interfaces. With Basalt, developers can save time and effort by leveraging its modular structure and responsive design principles to create professional-looking websites with ease.

atomic_agents
Atomic Agents is a modular and extensible framework designed for creating powerful applications. It follows the principles of Atomic Design, emphasizing small and single-purpose components. Leveraging Pydantic for data validation and serialization, the framework offers a set of tools and agents that can be combined to build AI applications. It depends on the Instructor package and supports various APIs like OpenAI, Cohere, Anthropic, and Gemini. Atomic Agents is suitable for developers looking to create AI agents with a focus on modularity and flexibility.

ReasonablePlanningAI
Reasonable Planning AI is a robust design and data-driven AI solution for game developers. It provides an AI Editor that allows creating AI without Blueprints or C++. The AI can think for itself, plan actions, adapt to the game environment, and act dynamically. It consists of Core components like RpaiGoalBase, RpaiActionBase, RpaiPlannerBase, RpaiReasonerBase, and RpaiBrainComponent, as well as Composer components for easier integration by Game Designers. The tool is extensible, cross-compatible with Behavior Trees, and offers debugging features like visual logging and heuristics testing. It follows a simple path of execution and supports versioning for stability and compatibility with Unreal Engine versions.

KaibanJS
KaibanJS is a JavaScript-native framework for building multi-agent AI systems. It enables users to create specialized AI agents with distinct roles and goals, manage tasks, and coordinate teams efficiently. The framework supports role-based agent design, tool integration, multiple LLMs support, robust state management, observability and monitoring features, and a real-time agentic Kanban board for visualizing AI workflows. KaibanJS aims to empower JavaScript developers with a user-friendly AI framework tailored for the JavaScript ecosystem, bridging the gap in the AI race for non-Python developers.

lego-ai-parser
Lego AI Parser is an open-source application that uses OpenAI to parse visible text of HTML elements. It is built on top of FastAPI, ready to set up as a server, and make calls from any language. It supports preset parsers for Google Local Results, Amazon Listings, Etsy Listings, Wayfair Listings, BestBuy Listings, Costco Listings, Macy's Listings, and Nordstrom Listings. Users can also design custom parsers by providing prompts, examples, and details about the OpenAI model under the classifier key.

TapeAgents
TapeAgents is a framework that leverages a structured, replayable log of the agent session to facilitate all stages of the LLM Agent development lifecycle. The agent reasons by processing the tape and the LLM output to produce new thoughts, actions, control flow steps, and append them to the tape. Key features include building agents as low-level state machines or high-level multi-agent team configurations, debugging agents with TapeAgent studio or TapeBrowser apps, serving agents with response streaming, and optimizing agent configurations using successful tapes. The Tape-centric design of TapeAgents provides ultimate flexibility in project development, allowing access to tapes for making prompts, generating next steps, and controlling agent behavior.

HuixiangDou
HuixiangDou is a **group chat** assistant based on LLM (Large Language Model). Advantages: 1. Design a two-stage pipeline of rejection and response to cope with group chat scenario, answer user questions without message flooding, see arxiv2401.08772 2. Low cost, requiring only 1.5GB memory and no need for training 3. Offers a complete suite of Web, Android, and pipeline source code, which is industrial-grade and commercially viable Check out the scenes in which HuixiangDou are running and join WeChat Group to try AI assistant inside. If this helps you, please give it a star ⭐

colors_ai
Colors AI is a cross-platform color scheme generator that uses deep learning from public API providers. It is available for all mainstream operating systems, including mobile. Features: - Choose from open APIs, with the ability to set up custom settings - Export section with many export formats to save or clipboard copy - URL providers to other static color generators - Localized to several languages - Dark and light theme - Material Design 3 - Data encryption - Accessibility - And much more

0chain
Züs is a high-performance cloud on a fast blockchain offering privacy and configurable uptime. It uses erasure code to distribute data between data and parity servers, allowing flexibility for IT managers to design for security and uptime. Users can easily share encrypted data with business partners through a proxy key sharing protocol. The ecosystem includes apps like Blimp for cloud migration, Vult for personal cloud storage, and Chalk for NFT artists. Other apps include Bolt for secure wallet and staking, Atlus for blockchain explorer, and Chimney for network participation. The QoS protocol challenges providers based on response time, while the privacy protocol enables secure data sharing. Züs supports hybrid and multi-cloud architectures, allowing users to improve regulatory compliance and security requirements.

cheating-based-prompt-engine
This is a vulnerability mining engine purely based on GPT, requiring no prior knowledge base, no fine-tuning, yet its effectiveness can overwhelmingly surpass most of the current related research. The core idea revolves around being task-driven, not question-driven, driven by prompts, not by code, and focused on prompt design, not model design. The essence is encapsulated in one word: deception. It is a type of code understanding logic vulnerability mining that fully stimulates the capabilities of GPT, suitable for real actual projects.
20 - OpenAI Gpts

Digital Experiment Analyst
Demystifying Experimentation and Causal Inference with 1-Sided Tests Focus
SIP Expert
A senior VoIP engineer with expertise in SIP, RTP, IMS, and WebRTC. Kinda employed at sipfront.com, your telco test automation company.

Tech Mentor
Expert software architect with experience in design, construction, development, testing and deployment of Web, Mobile and Standalone software architectures

Duesentrieb x100
Multi-algorithmic mastermind who innovates technology solutions and optimizes product design. And it is a duck. // Carefully test any generated solutions.

Space Architecture Advisor
Expert in self-assembling space architecture, focusing on TESSERAE.

Design Buddy
Professional UI/UX design assistant for informed decisions and effective strategies.

Mobile App Development Advisor
Guides the design, development, and optimization of mobile applications.

Usability Testing Advisor
Enhances user experience through rigorous usability testing and feedback.

Accessibility Design Expert
An advocate for accessible design, offering guidance for inclusivity in design.

Game Design GPT ゲームデザインGPT
This is a GPT for chatting about game design, including computer games, card games, sports games, etc. これはコンピューターゲーム、カードゲーム、スポーツゲームなどのゲームデザインに関するチャットをするGPTです

Accessible Design Ally
Enhancing accessibility in web, apps, digital communications, and multimedia, aligned with WCAG 2.2 standards for inclusive design.