All AI tools

Stable Diffusion Web UI (AUTOMATIC1111)

Image Generation · Stable Diffusion 1.x / 2.x / SDXL and community fine-tunes (Safetensors checkpoints)

The de facto local Stable Diffusion power-user UI.

Stagehand

Agents · Model-agnostic (OpenAI GPT-4o, Anthropic Claude, Google Gemini via Vercel AI SDK)

The SDK for browser agents

Stele

Agents

Shared project memory for AI coding agents across Claude Code, Cursor, Codex, and Copilot

Stripe Agent Toolkit

MCP Servers

Stripe's official SDK and MCP server for wiring AI agents into payments, billing, and customer operations.

Suna

Agents · Bring-your-own-model (OpenAI GPT, Anthropic Claude, and other providers via API keys or existing subscriptions)

Open-source AI command center for deploying a workforce of autonomous agents across your company

Supabase

RAG

Open-source Firebase alternative built on Postgres with a first-class pgvector AI toolkit.

Superserve

Agents

Open-source sandbox infrastructure for long-running AI agents

Tabby

Coding · DeepSeek-Coder, Qwen2.5-Coder, StarCoder, CodeLlama, or any OpenAI-compatible endpoint (Mistral, etc.)

Open-source, self-hosted AI coding assistant

Tavily

RAG · GPT-4

One secure API for real-time web access for AI agents

Tavus

Video · In-house: Phoenix-4 (rendering), Raven-1 (perception), Sparrow-1 (turn-taking); bring-your-own LLM (OpenAI, Anthropic, etc.)

Conversational video AI — build real-time face-to-face agents with a developer API

The Email Game

Agents · Bring-your-own (any LLM the participant chooses)

An arena for autonomous email agents.

Threadfork

Audio · On-device local LLMs running on Apple Silicon (specific model family undisclosed)

Private, local-first AI meeting notetaker for macOS

TiDB

RAG

AI-native distributed SQL database with built-in vector search, agent memory, and RAG pipelines

TokenPath

RAG · model-agnostic (works with any LLM output; uses in-house attribution model)

Token-level citation and attribution API for AI-generated answers

Transept

Writing · Multi-model (benchmarks Claude, GPT, Gemini, and open models; final routing not disclosed)

AI translation workspace with shared glossaries, styleguides, and decision-context memory

TuneAI

RAG · YandexGPT (feedback), Yandex SpeechKit (speech-to-text)

Voice-based oral exam practice with rubric-grounded AI feedback

Turbopuffer

RAG · bring-your-own embeddings (any provider)

Fast search on object storage

Unstructured.io

RAG · In-house layout and table models plus optional OpenAI / Anthropic / Bedrock embeddings and enrichment

Turn unstructured enterprise documents into LLM-ready data

Upscayl

Image Generation · Real-ESRGAN and related ncnn-Vulkan super-resolution models (plus custom user models)

Free and open-source AI image upscaler for desktop

Vapi

Audio · Model-agnostic: OpenAI GPT-4o, Anthropic Claude, Google Gemini, Groq, DeepSeek, Llama; STT/TTS via Deepgram, ElevenLabs, PlayHT, Cartesia, Azure

Developer platform for building, deploying, and scaling production voice AI agents

Vectara

RAG · In-house Boomerang (retrieval) and Mockingbird (generation) plus BYOM for GPT, Claude, Gemini, and open-weight LLMs

Enterprise agent platform with built-in retrieval, grounding, and hallucination controls

Vestige

Coding · OpenAI (backend) for labels and summaries; local tree-sitter parsers for structural analysis

AI diff review for VS Code — see what an AI change actually touches before you merge it

Vidmoat

Video · Moat AI Agent (in-house), with MCP integration for external models like Claude

Agent-first AI video editor that cuts, captions, and reframes footage from a prompt

Vigla

Agents · Model-agnostic (delegates to the underlying agent's LLM: Claude, GPT, etc.)

Open-source mission control for AI coding agents