The complete WYSIWYG editor for the web — AI toolkit, real-time collaboration, and a perpetual license in the box.

RichTextEditor is a full-featured JavaScript rich text editor with a built-in AI Toolkit (Ask AI, AI Chat, AI Review, bring-your-own-key), per-node Yjs CRDT real-time collaboration, track changes, threaded comments, revision history, JSON + Markdown structured content, and native bindings for React, Vue, Angular, Svelte, Blazor, ASP.NET Core, ASP.NET Web Forms, and PHP.

One domain, one purchase — from $129, perpetual. No per-load metering, no subscription, no AI add-on fees. A free community version is available.

Live demos · Documentation · Pricing · Compare vs TinyMCE / CKEditor / Froala / Tiptap

npm install @richscripts/richtexteditor

# or scaffold a complete working example app:
npm create @richscripts/richtexteditor my-app -- --react   # also: --vue, --angular

// Side-effect import attaches `RichTextEditor` to `window`.
import "@richscripts/richtexteditor/richtexteditor/rte.js";
import "@richscripts/richtexteditor/richtexteditor/plugins/all_plugins.js";

const editor = new RichTextEditor("#myeditor");

// Or the typed React wrapper (Vue / Angular / Svelte wrappers shipped too):
import { RichTextEditorComponent } from "@richscripts/richtexteditor/react";

dotnet new install RichTextEditor.Templates

dotnet new richtexteditor-mvc    -n MyApp   # ASP.NET Core MVC
dotnet new richtexteditor-razor  -n MyApp   # Razor Pages
dotnet new richtexteditor-blazor -n MyApp   # Blazor Server

<link rel="stylesheet" href="/richtexteditor/rte_theme_default.css" />
<script src="/richtexteditor/rte.js"></script>
<script src="/richtexteditor/plugins/all_plugins.js"></script>

<div id="myeditor"></div>
<script>var editor = new RichTextEditor("#myeditor");</script>

The richtexteditor/ folder in this repository is the current distributable runtime — copy it into your static assets and you're running.

• AI Toolkit — Ask AI, docked AI Chat, reviewable AI suggestions, streaming, BYOK per-tenant key vault. Works with OpenAI-compatible endpoints, Azure OpenAI, Anthropic, Gemini, or local Ollama.
• Real-time collaboration — per-node Yjs CRDT text sync, presence cursors, per-author undo. Architecture docs
• Review workflow — track changes, threaded comments, named revision history.
• Structured content — lossless JSON document model and Markdown round-trip.
• Everything editors are judged by — clean paste from Word/Excel, tables, image editing and uploads, mentions, slash commands, find & replace, accessibility checker, dark mode, mobile toolbar, 30+ languages.

The editor is commercial software: license agreement · pricing — perpetual per-domain licensing with a free community version. The runtime in this repository is the protected distribution build; it runs in trial mode until a license key is configured.

• Bug reports / feature requests: open an issue
• Docs: https://richtexteditor.com/docs/
• Pre-sales / support: https://richtexteditor.com/support/