# Extensions

SillyTavern comes with many extensions that can be enabled or disabled in the Extensions panel. Extensions can add new features, change the behaviour of existing features, or provide additional content for your AI to use.

# Built-in extensions

Image Generation

Use local or cloud-based Stable Diffusion, FLUX or DALL-E APIs to generate images

Expression Images

Images (aka 'sprites') of your AI character, shown next to or behind the chat window

Summarize

Auto-summary of the chat history

Chat Vectorization

Finds relevant messages from chat history and adds them into the context

Text To Speech

Voice narration for your chat messages via ElevenLabs, Silero, your system TTS, AllTalk, XTTS, and more

Quick Reply

Reply to chat messages with a single click, run commands and STscripts, and more

Translate

Translate chat messages to a different language

Token Counter

Converts text into tokens and counts the number of tokens


# Installable extensions

Install any of these extensions from the "Download Extensions & Assets" menu in Extensions.

Blip

Animate the text of character messages with variable speed and play sound along the animation.

Dynamic Audio

Adds immersive background music and ambient sounds to your chats.

EmulatorJS

Play retro console games directly in SillyTavern chats.

Live2d

Adds support for live2d models. Customizable expressions, animations and interactions.

Objective

Set an Objective for the AI to aim for during the chat.

RVC

Adds Realtime Voice Cloning capabilities to the Text-to-Speech module.

Speech Recognition

Convert your speech to text using browser or extras.

VRM

Adds support for VRM models. Customizable expressions, animations and interactions.

Web Search

Adds web search results to LLM prompts.

AccuWeather

Provides weather information using the AccuWeather API as a slash command or a function tool.

Chat Top Bar

Adds a top bar to the chat window with shortcuts to quick actions.

Chess

Play the game of chess with the LLM.

Code Runner

Allows running JavaScript and STscript code from code blocks in chat.

D&D Dice

A set of 7 classic D&D dice for all your dice rolling needs.

Duplicate Finder

Adds an ability to cluster characters by similarity groups to easily find duplicates.

Emoji Picker

Adds a button to quickly insert emojis into a chat message.

Group Greetings

Allows setting alternate greetings that are specific to group chats.

Group SendAs

Adds a button to quickly insert a /sendas command template for the selected group member.

HypeBot

Show personalized suggestions based on your recent chats using the NovelAI's HypeBot engine. Requires an active NovelAI subscription.

Idle

Adds "idle prompting" after the user has been idle for some time to organically continue the conversation.

Image Metadata Viewer

View metadata of enlarged images attached to a chat.

LaTeX

Render LaTeX and AsciiMath formulas in chat messages.

Mermaid

Adds Mermaid diagrams & flowcharts rendering to SillyTavern chats.

Notebook

Adds a place to store your notes. Supports rich text formatting.

Parameter Randomizer

Adds ability to randomize API settings sliders with every generation.

Prome Visual Novel Extension

Enhances the current visual novel experience with more features (Focus Mode, Letterbox Mode, and more)!

Prompt Inspector

Adds an option to inspect and edit output prompts before sending them to the server.

Push Notifications

Allows to receive push notifications for incoming chat messages.

Quick Persona

Adds a dropdown menu for selecting user personas from the chat bar.

RSS

Gets the latest news from RSS feeds as a slash command or a function tool.

Screen Share

Provides the screen image for multimodal models when you send a message.

Silence Player

Adds a silence audio player to the extensions menu. Can help if the browser tab is being killed in a background.

Timelines

Adds a timeline navigation to the chat history.

Variable Viewer

Easy way to view and modify variables.

WebLLM

Provides an interface for extensions to use language models directly in the browser.