Best AI tools for< Customize Chat Ui >
20 - AI tool Sites

Reachat
Reachat is an open-source UI building library for creating chat interfaces in ReactJS. It offers highly customizable components and theming options, rich media support for file uploads and markdown formatting, an intuitive API for building custom chat experiences, and the ability to seamlessly switch between different AI models. Reachat is battle-tested and used in production across various enterprise products. It is a powerful, flexible, and user-friendly AI chat interface library that allows developers to easily integrate conversational AI capabilities into their applications without the need to spend weeks building custom components. Reachat is not tied to any specific backend or LLM, providing the freedom to use it with any backend or LLM of choice.

AI Assistify
AI Assistify is an AI-powered virtual assistant application designed to streamline workflows for daily life and business. It offers a centralized platform to access various AI models, allowing users to build custom AI agents without any coding requirements. The application enhances productivity by providing humanlike chat experiences, document summarization, prompt libraries, and access to tools like stocks, weather, and news. AI Assistify is fully customizable, integrates with popular social networks, and ensures privacy and security with locally stored API keys.

fyli
fyli is a personalized AI assistant that allows users to supercharge ChatGPT with their own data. With fyli, users can create a personalized AI chat bot without writing a single line of code. fyli also allows users to bring their own data by uploading files directly or connecting to a data source such as a database, Notion, YouTube, Twitter, Slack, or Google Docs. Users can then use the chat UI to ask questions about their data or connect their own chat app. fyli can support chatting on WhatsApp, Telegram, Slack, and more. In the future, fyli will allow users to customize their bot and host it for friends, customers, students, or peers.

Teletyped
Teletyped is an AI tool designed to enhance the user experience of ChatGPT and other chat applications. It offers a better user interface, full-text search functionality across all chats, the ability to save chats, and automatic deletion of temporary chats. Users can customize the color themes, switch between different models mid-chat, and edit model responses. Teletyped also provides features like model regeneration, editing mode for models, and subscription-based model credits.

Golem
Golem is an AI chat application that provides a new ChatGPT experience. It offers a beautiful and user-friendly design, ensuring delightful interactions. Users can chat with a Large Language Model (LLM) securely, with data stored locally or on their personal cloud. Golem is open-source, allowing contributions and use as a reference for Nuxt 3 projects.

MindCopilot
MindCopilot is an AI tool designed to enhance the user experience of ChatGPT by providing a better UI. It offers features like no repetitive login, conversations linked with license, creating folders, selecting AI characters, and using your own API key. Users can enjoy a lifetime license with all future features included. The tool aims to simplify the process of interacting with ChatGPT and improving the overall user experience for software developers, wedding planners, and other professionals.

Documate
Documate is an open-source tool designed to make your documentation site intelligent by embedding AI chat dialogues. It allows users to ask questions based on the content of the site and receive relevant answers. The tool offers hassle-free integration with popular doc site platforms like VitePress, Docusaurus, and Docsify, without requiring AI or LLM knowledge. Users have full control over the code and data, enabling them to choose which content to index. Documate also provides a customizable UI to meet specific needs, all while being developed with care by AirCode.

Chatworm
Chatworm is an AI tool that allows users to chat directly via API with advanced AI models like GPT-4o, gpt-4o-mini, o1-mini, o1-preview, and more. It enables users to have speech conversations with AI, generate images, analyze pictures, and customize chat settings. Chatworm is cost-effective, offers faster response times, and is open-source, providing a range of features for seamless interaction with AI systems.

FapAI
FapAI is an AI-powered sexting bot designed for engaging in sex chat conversations. It utilizes artificial intelligence algorithms to simulate human-like interactions and responses in a chat setting. Users can interact with the bot to have virtual conversations of an intimate nature. The platform aims to provide a safe and discreet environment for individuals to explore their fantasies and desires through text-based interactions.

Chunky
Chunky is an AI chatbot builder that allows users to create human-like chatbots effortlessly. With Chunky, users can automate customer support, answer frequently asked questions, and save time by setting up their own AI-powered bot in just a few minutes. The platform offers a user-friendly experience with no coding required, integrated chatbot deployment on websites, and customization options for branding. Chunky utilizes the ChatGPT API and Embeddings provided by OpenAI to deliver smart chatbot interactions in close to 95 languages.

Your AI Staff
Your AI Staff is a leading AI staffing employment agency that offers AI assistants and chatbots for businesses of all sizes. The website provides AI solutions to empower teams, boost productivity, and enhance customer experiences. With customizable chatbots and tools, businesses can automate customer support, appointment booking, lead generation, and more. Additionally, Your AI Staff offers AI packages tailored to specific industries, allowing businesses to integrate AI seamlessly into their operations.

TarsyAI
TarsyAI is an AI tool that allows users to build AI assistants without the need for coding. Users can create customized AI assistants to manage customer support, lead generation, sales, and more. The platform offers features such as training with own data, customizing chat widgets, deploying AI assistants, monitoring and improving performance. TarsyAI supports multiple languages, provides advanced AI instructions, lead generation capabilities, and detailed analytics to enhance user interactions. The tool offers various pricing options to cater to different user needs, with a free trial available for all plans.

Copalot AI Copilot
Copalot is an AI copilot application designed to provide AI chat and visual video support for small businesses. It helps in reducing customer interaction and support costs by offering AI chat and video FAQ bots that can be embedded in websites or linked to products. Copalot allows users to create custom ChatGPT and FAQs based on their own content, supporting multiple file formats and webpages. The application is user-friendly and multilingual, catering to a global customer base.

MeetYou
MeetYou is an AI application that allows users to create and interact with their own digital entity, preserving their experiences, memories, and thoughts in a structured manner. Users can build their entity, record stories, and experiences, and customize interactions through chat, voice, or video. The application utilizes AI technology to extract and structure data, create models, and enable entity evolution with personalized features. MeetYou offers a unique way to immortalize one's legacy and engage with collective intelligence.

Chat Data
Chat Data is an AI application that allows users to create custom chatbots using their own data sources. Users can easily build and integrate chatbots with their websites or other platforms, personalize the chatbot's interface, and access advanced features like human support escalation and product updates synchronization. The platform offers HIPAA-compliant medical chat models and ensures data privacy by retaining conversation data exclusively within the user's browser. With Chat Data, users can enhance customer interactions, gather insights, and streamline communication processes.

Spicy Chat
Spicy Chat is an AI application that allows users to interact with AI partners, creating AI girlfriends or boyfriends for engaging conversations. Users can customize their ideal partners, from charming AI boyfriends to cute AI girlfriends, using AI art generators. The application combines emotion recognition AI and real-time dialogue technology to provide personalized romantic simulations, enhancing emotional connections and exploring new possibilities in digital companionship.

VERSA
VERSA is a text-based adventure game that allows users to choose their own adventure and customize their companion. Users can choose from a variety of settings, including sci-fi, wild-west, horror, drama, war, university, or fantasy. They can also choose a male, female, or non-binary companion to be their friend, romance, or enemy. VERSA is designed to push the limits of what's possible with a 1-gem model, while keeping it as entertaining as possible.

Simple Chat Hub
Simple Chat Hub is a browser extension that serves as an all-in-one AI chat solution by aggregating various mainstream AI chat model platforms. It supports synchronous multi-platform chat, allowing users to send messages to multiple platforms and receive replies simultaneously. The extension is easy to use, customizable, and supports features like screenshot sharing and international language switching. Users can operate chat sessions independently in each platform window without the need for API keys. Simple Chat Hub is free to use and constantly expanding its support for popular AI model chat platforms.

Spicy Chat AI
Spicy Chat AI is an AI application that allows users to create and interact with diverse AI characters in open-ended conversations. Users can explore various themes and scenarios within ethical boundaries, customize their own characters, and enjoy imaginative and uncensored dialogues. The platform offers a user-friendly design, customizable chat experiences, and a mix of free and premium features for engaging interactions.

Stream Chat A.I.
Stream Chat A.I. is an AI-powered Twitch chat bot that provides a smart and engaging chat experience for communities. It offers unique features such as a fully customizable chat-bot with a unique personality, bespoke overlays for multimedia editing, custom !commands for boosting interaction, and ongoing development with community input. The application is not affiliated with Twitch Interactive, Inc. and encourages user creativity and engagement.
20 - Open Source AI Tools

assistant-ui
assistant-ui is a set of React components for AI chat. It provides a collection of components that can be easily integrated into projects to create AI chat interfaces for Discord, websites, and demos. The components are designed to streamline the process of setting up AI chat functionality in React applications, making it easier for developers to incorporate AI chat features into their projects.

shadcn-chatbot-kit
A comprehensive chatbot component kit built on top of and fully compatible with the shadcn/ui ecosystem. Build beautiful, customizable AI chatbots in minutes while maintaining full control over your components. The kit includes pre-built chat components, auto-scroll message area, message input with auto-resize textarea and file upload support, prompt suggestions, message actions, loading states, and more. Fully themeable, highly customizable, and responsive design. Built with modern web standards and best practices. Installation instructions available with detailed documentation. Customizable using CSS variables.

ChatMate-GPT
ChatMate-GPT is a chat application based on Open AI GPT-3, developed using React Native for Android and iOS. It allows users to chat with GPT in a conversational format, supports multiple language and interface themes settings, includes a ChatGPT-Shortcut prompt word library, offers highly customizable API settings, supports various message reply features like Markdown rendering and CSV export, enables iCloud synchronization for chat sessions, provides multiple API server settings, URL Scheme support, message sorting, font size customization, real-time message token and cost display, and more.

agents-starter
A starter template for building AI-powered chat agents using Cloudflare's Agent platform, powered by agents-sdk. It provides a foundation for creating interactive chat experiences with AI, complete with a modern UI and tool integration capabilities. Features include interactive chat interface with AI, built-in tool system with human-in-the-loop confirmation, advanced task scheduling, dark/light theme support, real-time streaming responses, state management, and chat history. Prerequisites include a Cloudflare account and OpenAI API key. The project structure includes components for chat UI implementation, chat agent logic, tool definitions, and helper functions. Customization guide covers adding new tools, modifying the UI, and example use cases for customer support, development assistant, data analysis assistant, personal productivity assistant, and scheduling assistant.

gptel
GPTel is a simple Large Language Model chat client for Emacs, with support for multiple models and backends. It's async and fast, streams responses, and interacts with LLMs from anywhere in Emacs. LLM responses are in Markdown or Org markup. Supports conversations and multiple independent sessions. Chats can be saved as regular Markdown/Org/Text files and resumed later. You can go back and edit your previous prompts or LLM responses when continuing a conversation. These will be fed back to the model. Don't like gptel's workflow? Use it to create your own for any supported model/backend with a simple API.

chat-ui
A chat interface using open source models, eg OpenAssistant or Llama. It is a SvelteKit app and it powers the HuggingChat app on hf.co/chat.

just-chat
Just-Chat is a containerized application that allows users to easily set up and chat with their AI agent. Users can customize their AI assistant using a YAML file, add new capabilities with Python tools, and interact with the agent through a chat web interface. The tool supports various modern models like DeepSeek Reasoner, ChatGPT, LLAMA3.3, etc. Users can also use semantic search capabilities with MeiliSearch to find and reference relevant information based on meaning. Just-Chat requires Docker or Podman for operation and provides detailed installation instructions for both Linux and Windows users.

GraphRAG-Local-UI
GraphRAG Local with Interactive UI is an adaptation of Microsoft's GraphRAG, tailored to support local models and featuring a comprehensive interactive user interface. It allows users to leverage local models for LLM and embeddings, visualize knowledge graphs in 2D or 3D, manage files, settings, and queries, and explore indexing outputs. The tool aims to be cost-effective by eliminating dependency on costly cloud-based models and offers flexible querying options for global, local, and direct chat queries.

chatgpt-widescreen
ChatGPT Widescreen Mode is a browser extension that adds widescreen and fullscreen modes to ChatGPT, enhancing chat sessions by reducing scrolling and creating a more immersive viewing experience. Users can experience clearer programming code display, view multi-step instructions or long recipes on a single page, enjoy original content in a visually pleasing format, customize features like a larger chatbox and hidden header/footer, and use the tool with chat.openai.com and poe.com. The extension is compatible with various browsers and relies on code from the chatgpt.js library under the MIT license.

workbench-example-hybrid-rag
This NVIDIA AI Workbench project is designed for developing a Retrieval Augmented Generation application with a customizable Gradio Chat app. It allows users to embed documents into a locally running vector database and run inference locally on a Hugging Face TGI server, in the cloud using NVIDIA inference endpoints, or using microservices via NVIDIA Inference Microservices (NIMs). The project supports various models with different quantization options and provides tutorials for using different inference modes. Users can troubleshoot issues, customize the Gradio app, and access advanced tutorials for specific tasks.

llm.nvim
llm.nvim is a universal plugin for a large language model (LLM) designed to enable users to interact with LLM within neovim. Users can customize various LLMs such as gpt, glm, kimi, and local LLM. The plugin provides tools for optimizing code, comparing code, translating text, and more. It also supports integration with free models from Cloudflare, Github models, siliconflow, and others. Users can customize tools, chat with LLM, quickly translate text, and explain code snippets. The plugin offers a flexible window interface for easy interaction and customization.

bee-agent-framework
The Bee Agent Framework is an open-source tool for building, deploying, and serving powerful agentic workflows at scale. It provides AI agents, tools for creating workflows in Javascript/Python, a code interpreter, memory optimization strategies, serialization for pausing/resuming workflows, traceability features, production-level control, and upcoming features like model-agnostic support and a chat UI. The framework offers various modules for agents, llms, memory, tools, caching, errors, adapters, logging, serialization, and more, with a roadmap including MLFlow integration, JSON support, structured outputs, chat client, base agent improvements, guardrails, and evaluation.

generative-ai-application-builder-on-aws
The Generative AI Application Builder on AWS (GAAB) is a solution that provides a web-based management dashboard for deploying customizable Generative AI (Gen AI) use cases. Users can experiment with and compare different combinations of Large Language Model (LLM) use cases, configure and optimize their use cases, and integrate them into their applications for production. The solution is targeted at novice to experienced users who want to experiment and productionize different Gen AI use cases. It uses LangChain open-source software to configure connections to Large Language Models (LLMs) for various use cases, with the ability to deploy chat use cases that allow querying over users' enterprise data in a chatbot-style User Interface (UI) and support custom end-user implementations through an API.

one
ONE is a modern web and AI agent development toolkit that empowers developers to build AI-powered applications with high performance, beautiful UI, AI integration, responsive design, type safety, and great developer experience. It is perfect for building modern web applications, from simple landing pages to complex AI-powered platforms.

awesome-local-llms
The 'awesome-local-llms' repository is a curated list of open-source tools for local Large Language Model (LLM) inference, covering both proprietary and open weights LLMs. The repository categorizes these tools into LLM inference backend engines, LLM front end UIs, and all-in-one desktop applications. It collects GitHub repository metrics as proxies for popularity and active maintenance. Contributions are encouraged, and users can suggest additional open-source repositories through the Issues section or by running a provided script to update the README and make a pull request. The repository aims to provide a comprehensive resource for exploring and utilizing local LLM tools.

open-webui
Open WebUI is an extensible, feature-rich, and user-friendly self-hosted WebUI designed to operate entirely offline. It supports various LLM runners, including Ollama and OpenAI-compatible APIs. For more information, be sure to check out our Open WebUI Documentation.

ai-chatbot
Next.js AI Chatbot is an open-source app template for building AI chatbots using Next.js, Vercel AI SDK, OpenAI, and Vercel KV. It includes features like Next.js App Router, React Server Components, Vercel AI SDK for streaming chat UI, support for various AI models, Tailwind CSS styling, Radix UI for headless components, chat history management, rate limiting, session storage with Vercel KV, and authentication with NextAuth.js. The template allows easy deployment to Vercel and customization of AI model providers.

parlant
Parlant is a structured approach to building and guiding customer-facing AI agents. It allows developers to create and manage robust AI agents, providing specific feedback on agent behavior and helping understand user intentions better. With features like guidelines, glossary, coherence checks, dynamic context, and guided tool use, Parlant offers control over agent responses and behavior. Developer-friendly aspects include instant changes, Git integration, clean architecture, and type safety. It enables confident deployment with scalability, effective debugging, and validation before deployment. Parlant works with major LLM providers and offers client SDKs for Python and TypeScript. The tool facilitates natural customer interactions through asynchronous communication and provides a chat UI for testing new behaviors before deployment.

chatdev
ChatDev IDE is a tool for building your AI agent, Whether it's NPCs in games or powerful agent tools, you can design what you want for this platform. It accelerates prompt engineering through **JavaScript Support** that allows implementing complex prompting techniques.
20 - OpenAI Gpts

GAPP STORE
Welcome to GAPP Store: Chat, create, customize—your all-in-one AI app universe

VBPS TigerBot
This is a customized Chat bot that has been trained on the VBPS Employee Handbook, as well as the current teacher union contract.

Tattoo Ideas GPT
Helps design and customize tattoos, recommends artists, and provides aftercare advice.

Quick QR Art - QR Code AI Art Generator
Create, Customize, and Track Stunning QR Codes Art with Our Free QR Code AI Art Generator. Seamlessly integrate these artistic codes into your marketing materials, packaging, and digital platforms.

Instant Command GPT
Executes tasks via short commands instantly, using a single seesion to customize commands.

Sneaker Genius
Expert in sneaker customization, buying, collecting, and offering detailed advice on painting techniques and design inspiration

Preference Card Estimator
Generates detailed orthopedic surgery cards using uploaded formats.

Vikas' Scripting Helper
Guides in creating, customizing Airtable scripts with user-friendly explanations.