# Free Open Source Tools

> Free and open-source AI and digital tools, verified.


## Posts

- [PDF Arranger](https://freeopensourcetools.com/pdf-arranger/): PDF Arranger is a small tool for rearranging, rotating, and deleting pages in PDF files.
- [Upscayl](https://freeopensourcetools.com/upscayl/): Upscayl is an AI tool that enlarges and sharpens low-resolution images, making them clearer and more detailed.
- [OpenVoice](https://freeopensourcetools.com/openvoice/): OpenVoice is a voice cloning tool that can copy a speaker's voice from a short recording.
- [Text Generation WebUI](https://freeopensourcetools.com/text-generation-webui/): Text Generation WebUI is a web interface for chatting with large language models on your own computer.
- [vLLM](https://freeopensourcetools.com/vllm/): vLLM is a fast engine for running large language models, built to serve many users at once with low delay.
- [Khoj](https://freeopensourcetools.com/khoj/): Khoj is a personal AI assistant that helps you search and ask questions across your own notes and documents.
- [Thunderbird](https://freeopensourcetools.com/thunderbird/): Thunderbird is a free email app for managing your mail, contacts, and calendars in one place.
- [KeePassXC](https://freeopensourcetools.com/keepassxc/): KeePassXC is a password manager that stores your passwords safely in an encrypted file on your own device.
- [Syncthing](https://freeopensourcetools.com/syncthing/): Syncthing keeps your files in sync between your computers and phones, without using a central cloud service.
- [Excalidraw](https://freeopensourcetools.com/excalidraw/): Excalidraw is a virtual whiteboard for sketching diagrams, wireframes, and ideas by hand.
- [Stirling-PDF](https://freeopensourcetools.com/stirling-pdf/): Stirling-PDF is a web-based tool for working with PDF files, from merging and splitting to compressing and converting them.
- [Joplin](https://freeopensourcetools.com/joplin/): Joplin is a note-taking app that keeps your notes organized and synced across devices.
- [LibreOffice](https://freeopensourcetools.com/libreoffice/): LibreOffice is a full office suite with tools for writing, spreadsheets, and presentations.
- [Piper](https://freeopensourcetools.com/piper/): Piper is a fast text-to-speech system that turns written text into natural-sounding speech on your own device.
- [LMMS](https://freeopensourcetools.com/lmms/): LMMS is a free music production app for composing beats, melodies, and full songs.
- [Ardour](https://freeopensourcetools.com/ardour/): Ardour is a professional digital audio workstation for recording, editing, and mixing music.
- [Audacity](https://freeopensourcetools.com/audacity/): Audacity is a simple audio editor for recording, cutting, and cleaning up sound.
- [Whisper](https://freeopensourcetools.com/whisper/): Whisper is a speech recognition system that turns spoken audio into accurate written text.
- [Flowblade](https://freeopensourcetools.com/flowblade/): Flowblade is a Linux video editor with a fast, precise timeline for cutting and arranging clips.
- [LosslessCut](https://freeopensourcetools.com/losslesscut/): LosslessCut is a fast tool for trimming and cutting video and audio files without re-encoding them.
- [OBS Studio](https://freeopensourcetools.com/obs-studio/): OBS Studio is a free app for recording video and live streaming from your computer.
- [DaVinci Resolve](https://freeopensourcetools.com/davinci-resolve/): DaVinci Resolve offers a free plan, not open-source software, for professional video editing, colour grading, and audio work.
- [OpenShot](https://freeopensourcetools.com/openshot/): OpenShot is a simple video editor for trimming clips, adding titles, and creating slideshows.
- [Shotcut](https://freeopensourcetools.com/shotcut/): Shotcut is a cross-platform video editor with a clean interface and a wide range of filters, effects, and format support.
- [Kdenlive](https://freeopensourcetools.com/kdenlive/): Kdenlive is a powerful video editor for creating polished videos with multiple tracks, effects, and transitions.
- [Inkscape](https://freeopensourcetools.com/inkscape/): Inkscape is a vector graphics editor for creating logos, illustrations, and diagrams that stay sharp at any size.
- [Blender](https://freeopensourcetools.com/blender/): Blender is a complete 3D creation suite for modelling, animation, rendering, and video editing.
- [Photopea](https://freeopensourcetools.com/photopea/): Photopea offers a free plan, not open-source software, for editing photos and graphics in your browser.
- [Krita](https://freeopensourcetools.com/krita/): Krita is a painting app made for artists, illustrators, and comic creators.
- [GIMP](https://freeopensourcetools.com/gimp/): GIMP is a free image editor for retouching photos, creating graphics, and designing artwork.
- [Fooocus](https://freeopensourcetools.com/fooocus/): Fooocus is a simple, beginner-friendly app for generating images with Stable Diffusion models.
- [Stable Diffusion Web UI](https://freeopensourcetools.com/stable-diffusion-web-ui/): Stable Diffusion Web UI gives you a simple browser screen for generating images with Stable Diffusion models on your own computer.
- [ComfyUI](https://freeopensourcetools.com/comfyui/): ComfyUI is a node-based app for building image generation workflows with Stable Diffusion and other models.
- [Tabby](https://freeopensourcetools.com/tabby/): Tabby is a self-hosted AI coding assistant that provides code completion and chat inside your editor.
- [Gradio](https://freeopensourcetools.com/gradio/): Gradio lets developers turn a Python model or function into a shareable web demo in just a few lines of code.
- [LangChain](https://freeopensourcetools.com/langchain/): LangChain is a framework for building applications with large language models, including chatbots and tools that use your data.
- [Continue](https://freeopensourcetools.com/continue/): Continue is an AI coding assistant for VS Code and JetBrains that adds chat, autocomplete, and code editing to your editor.
- [OpenHands](https://freeopensourcetools.com/openhands/): OpenHands is an AI software development agent that can write code, run commands, and browse the web on your behalf.
- [Aider](https://freeopensourcetools.com/aider/): Aider is a terminal-based AI pair programmer that edits code in your local Git repository.
- [Cline](https://freeopensourcetools.com/cline/): Cline is an AI coding assistant that works inside VS Code and can plan, edit, and run code with your permission.
- [Hugging Face](https://freeopensourcetools.com/hugging-face/): Hugging Face offers a free plan, not open-source software, for exploring and sharing AI models, datasets, and demos.
- [LocalAI](https://freeopensourcetools.com/localai/): LocalAI gives you a self-hosted, OpenAI-style API for models running on your own hardware.
- [GPT4All](https://freeopensourcetools.com/gpt4all/): GPT4All is a friendly desktop app for chatting with local AI models, even on a modest computer.
- [llama.cpp](https://freeopensourcetools.com/llama-cpp/): llama.cpp is a fast, lightweight engine for running large language models on ordinary computers.
- [AnythingLLM](https://freeopensourcetools.com/anythingllm/): AnythingLLM turns your own documents into a private AI assistant you can question and explore.
- [LobeChat](https://freeopensourcetools.com/lobechat/): LobeChat is a modern, easy-to-use chat app for AI models, with support for plugins and knowledge bases.
- [LibreChat](https://freeopensourcetools.com/librechat/): LibreChat brings many AI models together in one polished chat workspace.
- [Jan](https://freeopensourcetools.com/jan/): Jan is a desktop app that lets you chat with AI models stored on your own computer.
- [Open WebUI](https://freeopensourcetools.com/open-webui/): Open WebUI gives you a clean, friendly chat screen for models running on your own machine.
- [Ollama](https://freeopensourcetools.com/ollama/): Ollama lets you run large language models on your own computer, without sending your chats to a cloud service.

## Pages

- [About](https://freeopensourcetools.com/about/): Free Open Source Tools is a simple guide to free and open-source AI and digital tools.


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