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AI · alternatives · 2026

24 alternatives to CopilotTextarea: textarea for react with Copilot autocompletions

As simple as that. You can replace any with a and get Copilot-style autocompletions. There's a GIF + demos in the Github repo. Feedback welcome & appreciated!

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. CopilotTextarea: textarea for react with Copilot autocompletions launched in 2023; newer entries below may have overtaken it.

  1. 1

    CopilotKit is comprehensive copilot infrastructure for react apps. Fully open-source. Just added CopilotTextarea - a drop-in replacement for that supports context-aware copilot-style autocompletions with any LLM/backend. Also coming up for CopilotTextarea (VERY soon): rich text support, and cursor-style insertions/edits.

    2023 · github.com · its alternatives →

  2. 2

    Turn a design from any website into your own

    2024 · its alternatives →

  3. 3

    The Frontend Stack for Agents & Generative UI. React, Angular, Mobile, Slack, and more. Makers of the AG-UI Protocol - CopilotKit/CopilotKit

    2023 · github.com · its alternatives →

  4. 4

    `` is a drop-in `` replacement (looks identical & supports all customizations & params) w GPT completions (like in Gmail / GitHub Copilot). It's built with slateJS and works with any OpenAI-compatible endpoint (bring your own backend). You pass it a "purpose" prompt & external context to inform completions. E.g. the demo gif[1] has a purpose of "COOL and SLICK announcement post", and was given the CopilotKit release notes as context. (super important, to make suggestions specific). Part of CopilotKit (open-source copilot/sidekick infra). IMO it works really well. After working with…

    2023 · github.com · its alternatives →

  5. 5

    Optimize Search Experiences with Autocomplete

    2022 · npmjs.com · its alternatives →

  6. 6AV

    I made this because building UIs in a lexical medium like code is super annoying. I have to pre-render what I’m making in my head, and then jump between the browser and IDE to test. I was inspired by the developer console in chrome and safari since I end up editing css there because it’s ironically more convenient. Hope it’s useful!

    2022 · dev.aspect.app · its alternatives →

  7. 7

    Hey HN, we built a Chrome Extension (https://www.magicpatterns.com/extension) that converts a snippet of any website to an isolated React component. Demo video: https://youtu.be/hutUYDkyE_A How it works: 1) Iterate through each node in the selected DOM tree, 2) For each element, find any matching CSS selectors / inline styles, 3) Use window.getComputedStyle to get the deterministic values, 4) Construct JSX It was pretty hard producing the minimal code necessary while maintaining the same visual look. To do this, we implemented things like abstracting out…

    2024 · chromewebstore.google.com · its alternatives →

  8. 8

    A React component for Autocomplete Hint. Contribute to ejmudi/react-autocomplete-hint development by creating an account on GitHub.

    2020 · github.com · its alternatives →

  9. 9

    UI elements in ready-to-use components for React

    2017 · coolsymbol.now · its alternatives →

  10. 10
    Textify▲143

    Change text in images with minimal effort and full control

    2024 · juliaturc.com · its alternatives →

  11. 11

    Add Emoji reactions to any webpage

    2016 · its alternatives →

  12. 12

    Free video course w/ interactive code helps you learn React.

    2017 · blog.glitch.com · its alternatives →

  13. 13

    CMS with visual editing based on React components

    2022 · reactbricks.com · its alternatives →

  14. 14

    Everyone's shipping AI tools right now, and here I am with a visual editor. Still, I think many teams are very familiar with the problem of "marketing wants to change the landing page again." I've run into this for years. Campaign pages come in, engineers get pulled in, and tickets stack up. It's usually the same components, just rearranged. A few years ago, at a startup I worked at, we built an internal tool to deal with this. You register your existing React components, they show up as drag-and-drop blocks, and the result is a JSX string. No schema to learn, no changes to your component…

    Dec 2025 · github.com · its alternatives →

  15. 15

    CopilotKit is a typescript library for adding a hackable copilot to any react app. You can let the copilot interact with your app via plain typescript closures, and give it (explicit) read access to app data. An example user interaction could look like: - "Which of these travel destinations has a rich architecture history?" - [Copilot answers] - "Great. Add these to my august trip folder, except the ones where it's typically rainy then" - [Added] Recursive agent integration (via Langchain) is in the works - if you have ideas I'd love to hear them here or on the discord.

    2023 · github.com · its alternatives →

  16. 16MW
  17. 17

    A directory of 10 sec demo videos for React UI/UX components

    2023 · its alternatives →

  18. 18

    I'm Varun from the Codeium team. After support for VSCode, Jetbrains, Jupyter, and Colab, we are super excited to bring free AI-powered code autocomplete to Vim and Neovim. And in the spirit of Show HN, we have a playground version for anyone to try the tech in the browser without any installation (https://www.codeium.com/playground)! We also made the vim client open source and are open to contributions.

    2023 · github.com · its alternatives →

  19. 19

    Slack-like customizable emoji picker component for React

    2016 · missive.github.io · its alternatives →

  20. 20

    react-magic-motion is a npm package for react.js that gives you a component named . All children of this MagicMotion tag will have all their layout changes animated. This automatic animation built on top of framer-motion, so that means that you will get all of its features as well (spring animation, shared layout animations, etc...). https://www.react-magic-motion.com/ https://github.com/etesam913/react-magic-motion

    2023 · react-magic-motion.com · its alternatives →

  21. 21

    Hi HN, I built Prompt Area — a contentEditable rich text input component for React, designed specifically for AI chat interfaces. The problem: if you're building an AI chat UI, your input needs @mentions (to reference context), /commands (to trigger actions), #tags, inline markdown, file attachments, and undo/redo. Existing options are either too limited (react-mentions only does mentions) or massive overkill (Tiptap, Lexical, and Plate are full document editors built on ProseMirror/Slate — way too heavy for a prompt input). Prompt Area sits in the middle. It uses a…

    Jul 2026 · prompt-area.com · its alternatives →

  22. 22

    Hi there, friends! I built a fun side-project called Fancy Components to explore and recreate some of the more unique, funky, unconventional, and sometimes useless UI designs & microinteractions you might see around the web. Built (mostly) with React, TypeScript, TailwindCSS, and Motion (formerly Framer Motion). Just copy the source code into your project, and you’re good to go. Each component includes examples, demos and also a documentation to help you understand how it works and built. It’s 100% free and open-source!

    2025 · fancycomponents.dev · its alternatives →

  23. 23

    Unlock the Power of Ext JS in React!

    2024 · sencha.com · its alternatives →

  24. 24

    published a major release of the GLTFJSX tool that i made last year: https://t.co/Tnt6GoOG8n it turns @glTF3D files into re-usable react threejs components that are easy to modify and customize! the comfort you get from this is close to a scene editor, but in a real prod env.

    2020 · twitter.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 →