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AI · alternatives · 2026

24 alternatives to Chat Nova

An Open Source AI powered PDF chatbot built on NextJS

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Chat Nova launched in 2023; newer entries below may have overtaken it.

  1. 1NJ

    Hey y'all! Jared Palmer here... Me, @shadcn, and @shuding_ just an open-sourced a new Next.js AI chatbot app template built with Next.js, the Vercel AI SDK, and Vercel KV. Source Code: https://github.com/vercel-labs/ai-chatbot

    2023 · chat.vercel.ai · its alternatives →

  2. 2

    WhisperFusion builds upon the capabilities of open source tools WhisperLive and WhisperSpeech to provide a seamless conversations with an AI chatbot.

    2024 · github.com · its alternatives →

  3. 3

    Talk to your documents

    2023 · thesamur.ai · its alternatives →

  4. 4

    Hey everyone, We have been building SecureAI Tools -- an open-source application layer for ChatGPT and ChatPDF-like AI tools. It works with locally running LLMs as well as with OpenAI-compatible APIs. For local LLMs, it supports Ollama which supports all the gguf/ggml models. Currently, it has two features: Chat-with-LLM, and Chat-with-PDFs. It is optimized for self-hosting use cases and comes with basic user management features. Here are some quick demos: * Chat with documents using OpenAI's GPT3.5 model: https://www.youtube.com/watch?v=Br2D3G9O47s * Chat with documents…

    2023 · github.com · its alternatives →

  5. 5
    Jan▲329

    Open-source ChatGPT alternative that runs 100% offline

    2024 · jan.ai · its alternatives →

  6. 6

    Hi! It's a complete product with integrations to Auth0, OpenAI, Google Cloud and Stripe, which consists of Next.js Web App, Node.js + Express Web API and Python + FastAPI AI API I've built this software, because I wanted to make money by selling tokens to enable users talking with the chatbot. But I think Google / Apple will include such AI-powered assistant in their products soon, so nobody will pay me for using it So I open source the product today and share it as a GNU GPL-2 licensed software I'm happy to assist in case if something is unclear or requires additional docs and answer…

    2023 · github.com · its alternatives →

  7. 7

    The community-led no-code platform for customer engagement

    2023 · tiledesk.com · its alternatives →

  8. 8

    Chat with any PDF for free with no limitations or login

    2023 · paperguide.ai · its alternatives →

  9. 9

    The fast, easy and cheap OpenAI alternative

    2023 · lemonfox.ai · its alternatives →

  10. 10

    All in one AI chatbot platform for websites and e-commerce

    2024 · nexxtsupport.com · its alternatives →

  11. 11
    Cloozo▲91

    Your ultimate no-code chatbot builder, powered by OpenAI

    2023 · cloozo.com · its alternatives →

  12. 12

    Build any AI chatbot with our free template + OpenAI API

    2023 · its alternatives →

  13. 13

    AI-powered chatbot for enhanced search of confluence

    2023 · its alternatives →

  14. 14

    Intellectualize and chat PDFs using AI assistant

    2023 · pdfgear.com · its alternatives →

  15. 15

    Open source LLM chat room

    2024 · chatty.encore.dev · its alternatives →

  16. 16
    OpenCDB▲12

    AI Chatbot.

    2025 · its alternatives →

  17. 17
    DokBot▲66

    Turn your docs into a support chatbot for your website

    27d ago · dokbot.app · its alternatives →

  18. 18

    Visual chatbot builder with the help of AI

    2019 · its alternatives →

  19. 19

    This repository contains the code for an AI form builder. Built with the ChatBotKit SDK, this example showcases how to render UI components inside an AI conversation. - chatbotkit/example-nextjs-ai-forms

    2024 · github.com · its alternatives →

  20. 20

    I made this experimental art project/game that's an LLM chat assistant, but where you're the AI. I wanted people to get a visceral sense of what it's like to answer the kinds of things that people prompt their chatbots day in and day out. If you're interested, I wrote up some more info on how I made it, including how the "user" prompts are generated with an eye for realism: https://bethechatbot.com/about Hope you enjoy it! I'd love to hear people's takeaways.

    Jul 2026 · bethechatbot.com · its alternatives →

  21. 21

    I just open-sourced Dhruv Rathee's AI startup

    2025 · its alternatives →

  22. 22

    Hi again Hacker News! OpenAI recently launched "Function Calling", which is a way for developers to describe functions to GPT-3.5/4 and have the model intelligently choose to output a JSON object containing arguments to call those functions. I decided to tinker around with it this weekend and build an MVP that uses OpenAI Functions + Vercel AI SDK to "chat" with the Hacker News API using natural language, in real time! It's fairly basic for now (supported functions: https://github.com/steven-tey/chathn/blob/main/app/api/chat/...) but…

    2023 · chathn.vercel.app · its alternatives →

  23. 23NA

    A new open source React / JS library that makes it super simple to create conversational AI interfaces, using ChatGPT or any other LLM

    2024 · nlux.ai · its alternatives →

  24. 24

    Explore the future with our AI ChatBot

    2024 · apps.apple.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →