A growing audience.
A companion you can try.#

Before doing heavier work — drawing a picture, changing a scene, picking an emotion or a voice — the companions ask a small decision model what to do. Confident “nothing to do” answers let the app skip the heavier call entirely: 521 of 2,549 answers so far (20%).

6,068 clicks from 102,363 appearances in Google results, since September 2025.

Explore the companion apps, tools, and experiments behind WaifuAI.

Browse the experiments, games, and interactive worlds created on WebSim.

Waifu CompanionYour interactive animated waifu companion awaits! 💖 Chat with your waifu 💬, tweak settings ✨, and adjust your waifu's position 🖱️. Also supports OpenRouter API for custom LLMs.♥ 78 · 4,046 views Infinite BackroomsA browser-based horror simulator that uses an llm for dynamic narrative generation. 🕹️ It features robust text-to-speech with voice selection and multi-language support including translation and transliteration. 🔊 Users can configure story tone, entity density, and procedural visual generation. ⚙️ Explorable zones are managed with a map system. 🗺️♥ 58 · 2,231 views Waifu CollectorEngage in exciting turn-based battles ⚔️ in the Waifu Collector Battle Arena! Watch your character fight 💪. Manage your collection 💖 and track coins 🪙. Check the battle log for damage details. Easily navigate 🗺️ to Adventure, Gallery 🖼️, Training, and Chat 💬. You can choose to Flee 🏃 the battle. Collect more characters! ✨♥ 40 · 1,411 views cat mazecollect all 🐟, use 🤿 to cross 💧 and use 🥾 to cross 🔥, 🔑 unlocks 🚪, reach the exit 🏁, and slide on 🧊 --- known bugs: exit doesn't appear on some devices, when you use toggle editor you need to add a player character for the export json to work because it doesn't add the player character by itself. map modes :full map (default) and player map (click player icon to center on player and zoom in/out of map and move map around).♥ 34 · 760 views Websim Profile Card GeneratorView your unique Websim profile card! ✨ AI crafts a custom banner 🖼️, status, abilities, and stats based on your activity. Discover your influence score and card rarity. 🔢 Press the button 🖱️ to regenerate a fresh card anytime! 🌟♥ 18 · 469 views Advanced Equation EditorInteractive equation editor ➕➖➗. Type or use LaTeX, copy in LaTeX, MathML, or AsciiMath formats. Zoom 🔍, pan, and use a minimap for navigation. Hover for formula explanations 💡. Font size controls. Copy to clipboard with toast confirmation ✅.♥ 18 · 422 views Video GalleryBrowse videos in a neat gallery ✨. Tap thumbnails to watch them ▶️. Filter by landscape or portrait orientation 📐. Hit autoplay for continuous viewing ⏭️. Turn on optional TTS for title announcements 🔊. Listen to a background radio stream 🎵 and adjust its volume 🎚️.♥ 17 · 808 views Anime Waifu ChatbotChat with a customizable anime waifu! 💬✨ Describe your ideal waifu to generate an image, then chat. Send messages, copy the conversation, and regenerate the image. Includes loading indicators. 🔄🖼️♥ 16 · 1,494 views Infinite AI Tech TreeCreates a dynamic and interactive tech tree visualization. 🌳 Users can explore nodes, view details, and see prerequisites for inventions. ✨ It allows for the addition of custom inventions to the tree. 💡 An image library displays generated images for each invention. 🖼️ Settings can be adjusted for a personalized experience. ⚙️♥ 16 · 471 views visual novelExperience a delightful Ghibli-esque visual novel ✨. Interact by clicking dialogue choices ✅ or typing your own input ⌨️. Watch the character 🌸 and lovely background scenes 🖼️ dynamically update based on your interactions. A heartwarming, AI-driven story awaits your touch 💖. Enjoy the gentle journey 🍃.♥ 12 · 332 views Waifu Chat SimulatorIt's a fun, interactive chat simulator! 💬 Choose a waifu personality (Tsundere, Yandere, etc.) and chat with her. 🌸 Features a dark mode toggle 🌙, clear chat 🗑️, and cute, animated background. ✨♥ 7 · 312 views Waifu AI RPGinfinite rpg. known bugs: when using fallback for the text the tts is mismatched to the text on screen. known bugs: when skip to latest is on only one tts should be playing at a time. if it wants to play a next tts (like when click a button while the old tts is playing) then it should stop the old tts. currently it doesn't stop the previous tts and plays in parallel. future todo: add navigation to go to different locations on a map at any time, the map should have multiple new locations♥ 6 · 108 views MCP Architecture Diagram GeneratorDescribe your software architecture ⌨️, click "Generate Diagram" 🖱️, and instantly see a visual representation! 📊 The page simulates an AI that creates interactive diagrams from your text input. Nodes and connecting lines appear. 🎉 View clear visuals of your system! 👓♥ 6 · 31 views AI Waifu Chat SimulatorChat with an AI waifu! 💬 Type your message and see her respond. Her image, dere type, emotion, and actions update. View the conversation history. 🥰✨ (Tsundere, etc). Info panel displays current prompt.♥ 5 · 327 views Custom Waifu Robots - Build Your Perfect CompanionDesign your own waifu robot companion! 🤖 Choose personality, color, hair, and voice. 🔈 Preview your creation in real-time as you customize. 🎨 See the updated price and add your unique robot to your cart with a click! 🛒💖 Animation makes it interactive.✨ Get your perfect companion! 💯♥ 5 · 107 views ProfileThis dynamic portfolio aggregates content from GitHub, YouTube, and an image gallery. ✨ It dynamically sorts and filters projects by views, likes, and recency. 💡 The interface includes a background video player, an integrated audio stream, and a fullscreen modal for images. 🚀 It also displays user statistics like total project views and likes. 🌟♥ 4 · 769 views CatgirlChat - Your Anime CompanionChat with an anime catgirl! 💬 Type your message, send, and receive a response. The interface features a pink theme, bouncing catgirl avatar, floating hearts on click, and a Nyan Cat animation. It's a kawaii interactive chat experience! 😻💖✨♥ 4 · 340 views Waifu Beast Fusion - Infinite CraftingA fusion system for creating hybrid characters by combining anime personality archetypes and animal aspects 🎨. Supports both dual and multi-element crafting to generate results 🧪. Each fused creation comes with a unique image, a descriptive profile, and a special quirk ✨. Fusions can be saved into a personal collection and viewed in a gallery 🖼️.♥ 4 · 259 views Digital Companion WaifuInteract with a cute anime character! 🖼️ Choose from pre-set questions or type your own. 🤔 See the character's image change based on their emotions, and their responses displayed with a typing effect. 💬 Copy the chat log. 📝🔄 Regenerate the image.♥ 4 · 241 views Waifu CursorInteractive webpage where your cursor is replaced by a cute waifu 🥰. Moving the mouse creates a trailing star effect ⭐ and plays a soft sound. Clicking generates sparkling stars ✨ and a distinct click sound. The default cursor is hidden.♥ 4 · 118 views Simulating Quantum Gravity Effects in MicrotubulesThis project explores consciousness via the Orch-OR theory with an interactive simulation. ✨ It features a 3D microtubule model with toggleable quantum gravity effects. 💡 A dynamic chart visualizes Planck scale fluctuations in real-time. 📈 The model simulates how these fundamental physical interactions could potentially give rise to consciousness. 🔬♥ 4 · 47 views mcp gen graph + mermaidInteractive MCP architecture diagram generator! ✍️ Input a prompt, generate, and visualize diagrams. 🔍 Zoom, 💾 save (SVG, PNG, JPG), and copy code. Features D3.js & Mermaid.js diagrams! Includes a chat to ask questions. 📜 View diagram history & clear it. 🔄 Interact, explore, and understand MCP! todo: fix save png/jpg is hard to click, fix the format of generated mermaid, save icon when save as svg♥ 4 · 27 views Voices Showcase (text to speech/tts)Generate audio from text inputs using selectable languages or custom voice identifiers for rapid testing ✨. The system outputs playable audio and provides ready-to-use code snippets for integrating speech synthesis into external applications 🚀. Detailed documentation and debug tools assist in verifying voice configurations 💡.♥ 3 · 136 views Animation GeneratorThis tool generates custom title animations. ✨ Customize the main title's text, font size, and color. 🎨 Control the background with adjustable color gradients and a dynamic list of animated words. 💡 You can change the quantity, color, and size of the background text. ✍️ Export your final creation as a standalone HTML file. 🚀♥ 3 · 125 views Waifu MobileChat with a cute anime waifu! 💬 Type your message and get a text response, along with an updated waifu image reflecting her mood. 😊 Text appears over image. The chat history and images are dynamic. Mobile-friendly. 📱♥ 3 · 124 views Waifu ChessEngage in a strategic match against an AI opponent. ✨ Utilize the built-in hint system for move suggestions and track captured pieces. 💡 The game features sound controls and a visual character guide for the custom anime-themed pieces. 💖 A new game button allows for quick restarts. 👍♥ 3 · 117 views Seam Carving AppUpload 🖼️ an image and interactively reduce its width and/or height using sliders 🎚️. The app displays both the original and the seam-carved image side-by-side ↔️. View previous and next images. ⏪⏩♥ 3 · 111 views QuantumAI Physics - Live Data Dashboard♥ 3 · 55 views Quantum Computing Progress: Bar Chart Race (Updated)An animated bar chart race visualizing the qubit count growth of major quantum computing firms. ⚛️ It interactively displays data from 2000 to 2025 using a user-controlled slider. 💡 The visualization dynamically re-ranks companies over time on a logarithmic scale to show progress. ✨♥ 3 · 52 views WebSim AI DocumentationEngage with language models for context-aware chat completions and receive structured JSON output. 💡 The API processes text and image inputs for multimodal analysis. 🖼️ Generate images from prompts with fine-grained controls like seed, aspect ratio, and transparency. ✨ Convert text to speech with various voices, including custom IDs. 🔊♥ 3 · 50 views Websim Database 2.1 DocumentationProvides a powerful database solution for web-based simulations and applications. ✨ Integrate and manage data directly within your browser environment. 💡 Features comprehensive documentation for seamless implementation. 👍♥ 3 · 32 views StringChat - Vibrating Communication Across 11 DimensionsA multi-dimensional chat application allowing users to communicate across 11 selectable dimensions. ✨ Features a context-aware AI that processes chat logs and dimensional states for coherent responses. 💡 Includes a simulation mode for autonomous chat and an educational gallery with detailed diagrams on string theory concepts. 🚀♥ 3 · 30 views AIAgentForge - Collaborative AI Agent Development HubA collaborative AI agent development platform. 🤖 Users can chat, share code snippets (with code block formatting ✨), and discuss AI. A live user list is displayed. 🧑‍💻 Multi-language support is available via a dropdown. 🌐 Simulated AI and user messages appear in the chat window. 💬 Input text and "Deploy" messages. 🚀 Encrypted and secure.🔒♥ 3 · 25 views WebSim Metadata API DocumentationAccess projects, sites, users, and detailed analytics. ✨ Manage social interactions like follows, likes, comments, and reactions. 👍 Offers advanced HTML transformation, asset management, and screenshot tools. 💡 Discover content via personalized feeds and a powerful search system. 🚀♥ 3 · 23 views Designing AI-Agent Compatible Web Services sA blog post 📑 about designing AI-friendly web services. It features a pulsing, clickable header icon ➕. Code blocks are highlighted 💡 and become interactive: click to copy 🖱️ the code snippets. Content includes API design, metadata, errors, rate limiting, and hypermedia. Easy to read and navigate.♥ 3 · 12 views Waifu Whispers: Endless HeartsA procedurally generated romance adventure with dynamic story events. ✨ Interact with characters using both preset choices and free text input. 💬 Build affection to unlock memories and CGs for a gallery. ❤️ Manage your multiple relationships through a character roster. 💕 The game also supports voice-acted dialogue. 👍♥ 2 · 221 views animated backgroundEngage in real-time conversations with a visual AI character. ✨ The interface features a dynamic, animated environment with particle effects. 💡 AI responses appear in a speech bubble with a typing indicator for better user feedback. 👍 The application also tracks session stats like message count and time active. 🚀♥ 2 · 185 views WebSim Text-to-Speech DemoAn interactive demo for text-to-speech synthesis with diverse voice options. ✨ Test male and female voices across multiple languages including English, Japanese, and Tagalog. 🗣️ Features controls to test all voices sequentially and provides a code example for easy integration. 💡 Includes visual diagrams of the TTS pipeline and UI concepts. 👍♥ 2 · 131 views AI Book Generator(broken) Create books with AI! 🤖 Enter a title/topic, get title suggestions, generate a table of contents, and then the full book content. Edit, pause, save, or copy the Markdown. Manage your creations in a library. 📚✍️✅♥ 2 · 97 views Ghibli Waifu Ad StudioGenerate ad visuals from text prompts with selectable aspect ratios. ✨ Refine images by applying predefined styles or giving specific edit instructions. 💡 Add custom text overlays for headlines, body copy, and calls to action. 👍 Receive detailed AI-powered analysis on ad effectiveness, visual clarity, and audience resonance. 🚀♥ 2 · 78 views