Local AI Apps and Tools for Windows

Chatterbox TTS Server runs Resemble AI's speech models on your own computer or server, with a browser interface and an OpenAI-compatible API. It's for people producing narration and audiobooks, or developers adding speech to voice agents and other apps. The project is open source under the MIT license.

Vexa is a meeting bot and transcription API for developers building meeting features and teams feeding calls into AI agents. Bots join Google Meet, Microsoft Teams and Zoom, then send live transcripts with speaker labels to your application or agent. You can host the full platform on your own infrastructure or use Vexa's cloud service.

Real-ESRGAN is a local AI upscaler and restoration toolkit for people enlarging images or improving video, with dedicated models for anime illustrations and animation. It builds on ESRGAN and uses models trained entirely on synthetic data to address degraded images. The code is open source under the BSD 3-Clause license.

avante.nvim brings Cursor-style AI assistance into Neovim for developers who want to keep their editor and choose their own model backend. It answers questions about code, suggests changes and applies edits directly to source files. The plugin is open source under Apache 2.0.

node-llama-cpp is an open source library for developers adding local LLM inference to JavaScript and TypeScript applications. It connects Node.js, Bun and Electron to llama.cpp, running GGUF models on your own machine. Its MIT license allows use in commercial projects.

chaiNNer is a desktop image processing editor for people who want AI upscaling and repeatable editing workflows without writing scripts. It runs models locally on Windows, macOS, and Linux. Connected nodes let you combine model processing with ordinary image edits in the same workflow.

BAML is a programming language for developers building AI agents, with typed model calls and local tracing built into the language. It runs standalone on macOS, Linux and Windows, or alongside an existing application. The language is open source under Apache 2.0, and works offline.

Bolt.diy is a self-hosted AI coding assistant for people building full-stack Node.js web apps who want to choose their own model provider. It's a fork of Bolt.new, with a browser workspace and an Electron desktop app for macOS, Windows, and Linux. You can also run it through Docker.

TranslateLocally is an open source machine translation app for Windows, macOS and Linux. It's for people who want to translate text on their own device, including those handling material they don't want to send to a remote translation service. The desktop app has an MIT license and uses Marian and Bergamot translation models.

Pinokio is a local launcher for people who want to try AI apps on their own computers. It pairs a catalog of community projects with scripts that handle the commands each app needs. Pinokio runs on Windows, macOS, and Linux, and its code is open source under the MIT license.

OpenAI Agents SDK is an open-source Python framework for developers building AI apps that need to use tools, delegate tasks, or work across multiple steps. Its runtime manages agent turns and conversation state while letting developers express workflows in ordinary Python. It uses the MIT license.

nvitop is an interactive terminal monitor for NVIDIA GPUs and the processes using them. It runs locally on Linux and Windows and suits people running AI workloads who need to see device usage alongside host process information. The project is open source under Apache 2.0.

Coqui TTS (idiap fork) is a local text-to-speech library for developers and speech researchers who want pretrained voices or tools to train their own models. It builds on coqui-ai/TTS, continuing the original unmaintained project. The Python toolkit is open source under the Mozilla Public License 2.0 (MPL-2.0).

OpenVINO is an Apache 2.0 licensed toolkit for developers who want to run AI models locally or serve them on their own infrastructure. It converts and optimizes models for inference, with support for x86 and ARM CPUs, Intel integrated and discrete GPUs, and Intel NPUs. Its runtime works on Linux, Windows and macOS.

Video2X runs AI video upscaling and frame interpolation on your own hardware. It's for people who want to increase a video's resolution or generate extra frames for smoother motion, including those working with anime footage. The project is open source under AGPL-3.0.

Kiln is a desktop workbench for teams building AI applications on macOS, Windows and Linux. It keeps a task and its dataset together across evaluation, prompt optimization, RAG and fine-tuning, so teams can compare changes against the same examples. Engineers, data scientists, QA staff and subject matter experts can contribute through the app.

pgvector adds vector storage and similarity search to Postgres, so developers can keep embeddings alongside application records in a self-hosted database. It suits applications that need to find similar items while retaining SQL queries, joins and transactional guarantees. It runs on Linux, macOS and Windows, with Docker also supported.

Subtitle Edit is an MIT-licensed subtitle editor for Windows, macOS and Linux. It's for people creating captions, translating dialogue or fixing subtitles that don't match the video. Its core editing, conversion and video playback work offline on your device, with optional AI tools for transcription and translation.

AppFlowy is a self-hosted Notion alternative for teams that want project management, shared documents, and AI in an environment they control. Its self-hosted enterprise offering can run on premises, in your own cloud, or in an air-gapped environment. Self-hosted LLMs and embedding models let you keep AI processing and workspace data inside your infrastructure, with no vendor access to your instance.

nvtop is a terminal monitor that shows activity across multiple GPUs and accelerators in an interface familiar to htop users. It's useful for people running local LLM workloads or managing compute servers who want to see which processes are using their hardware and how much GPU memory they consume. It runs locally on Linux and is open source under GPLv3 or later.

Ultimate Vocal Remover is a desktop app for separating vocals and other stems from audio files on your own computer. It's for people making karaoke backing tracks, isolating a vocal, or working with separate parts of a song. It runs on Windows, macOS and Linux, and its MIT license allows you to use and modify the software.

OCRmyPDF turns scanned PDFs into documents you can search and copy text from while preserving the resolution of their original images. It's a local command-line tool for people digitizing paper records and developers building document processing systems. Your documents stay on your machine.

Umi-OCR turns screenshots, images, and scanned documents into text on Windows and Linux. It works offline. The software is free under the MIT License, and recognition runs locally with built-in language libraries. It suits people who need to copy text from a screen, process a folder of images, or make scans searchable without sending them to an online OCR service.

Upscayl enlarges low-resolution photos and graphics with AI. Its free, open source desktop app runs locally on Linux, macOS, and Windows, making it an option for people who want to improve images on their own computer. It needs a Vulkan-compatible GPU and is licensed under AGPL-3.0.

OpenHands is a coding agent platform for developers and teams that want agents to make changes across a codebase and handle recurring engineering work. You can run it on your own computer or self-host it on a server. Its core is open source under the MIT license, and a separate OpenHands Cloud service offers hosted execution.

Docker Model Runner lets developers run and serve AI models on their own computer or server using Docker Desktop, Docker Engine or the standalone dmr binary. It pulls models from Docker Hub, OCI registries, and Hugging Face, then stores them locally. Inference runs locally too.

Krita AI Diffusion brings image generation into Krita for artists who want to paint and edit in the same workspace. The open source plugin is licensed under GNU GPL v3.0 and can run generation for free on your own hardware through ComfyUI. Interstice.cloud offers a separate online generation service for people without a suitable GPU.

IntraPaint is a desktop image editor for artists who want to paint by hand and use AI to refine the same image. It brings prompt-based edits into a layered painting workspace, so you can adjust a sketch or a selected area without moving files between applications. It's open source under GPL-3.0.

Interpreter reads Japanese text from game windows and displays English translations over your screen. It's built for people playing Japanese retro games, with MeikiOCR tuned for game text and pixel fonts. The default OCR and Sugoi V4 translation models run locally, so text stays on your computer and no internet connection is needed after setup. It's open source under the MIT license, with support for Windows, macOS and Linux.

OPUS-CAT runs neural machine translation locally on Windows for professional translators who work in computer-assisted translation (CAT) tools. Its offline engine keeps translation processing on the user's computer, so translators can use machine translation for confidential text without sending it to a cloud translation service.

PixlStash is an open-source image manager for photographers, AI creators and people curating image datasets. It combines library search with tools for reviewing tags, ranking images and sending selected work through ComfyUI. You can use a desktop app or a self-hosted server with a browser interface.

Vyact is an open source desktop workspace for people who want to use a local LLM with their documents, email and code. It runs on Apple Silicon Macs, Windows and Linux x64 under the AGPL-3.0 license. Intel Macs aren't supported.

Eclaire is a self-hosted AI assistant for notes, documents, photos, bookmarks and tasks. You can ask questions about saved material, inspect the sources behind an answer and ask the assistant to create notes or update tasks. Scheduled automations handle recurring requests such as a weekly task summary.

PocketPaw is a self-hosted AI agent for people who want a personal assistant that can work with files, write code and use a browser on their own computer or server. It runs on macOS, Windows and Linux, with a web dashboard and access through messaging apps. It is open source under the MIT license.

Code Buddy is an AI coding assistant for developers who want a terminal agent running on their own machine, with a choice of local or cloud models. It reads repositories, edits code and runs commands on Linux, macOS and Windows. Ollama keeps model inference local without an API key or account; cloud providers send model requests off the machine. Routing includes automatic provider failover.