Showing 49 open source projects for "multi-system"

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    MongoDB Atlas runs apps anywhere

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  • 1
    Open Notebook

    Open Notebook

    An Open Source implementation of Notebook LM with more flexibility

    ...The platform supports 16+ AI providers—including OpenAI, Anthropic, Ollama, Google, and LM Studio—allowing flexible model choice and cost optimization. Open Notebook enables users to organize and analyze multi-modal content such as PDFs, videos, audio files, web pages, and Office documents. It combines full-text and vector search with context-aware AI chat to deliver insights grounded in your own research materials. With advanced features like multi-speaker podcast generation, customizable content transformations, and a comprehensive REST API, Open Notebook provides a powerful and extensible research environment.
    Downloads: 38 This Week
    Last Update:
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  • 2
    Obsidian

    Obsidian

    Community plugins list, theme list, and releases of Obsidian

    The Obsidian Releases repository provides the official distribution builds and installers for Obsidian, the popular markdown-based knowledge management and personal wiki application. Obsidian itself is a powerful, offline-first note-taking tool that helps users build interconnected knowledge graphs using markdown files stored locally on their devices, with plugins and community themes for extensibility. This repository houses versioned compiled binaries and packages for multiple platforms...
    Downloads: 562 This Week
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  • 3
    Poznote

    Poznote

    Poznote is a personal note-taking and documentation platform

    ...Poznote includes a RESTful API that enables programmatic access and integration with other tools, and it even offers an MCP (Model Context Protocol) server to let AI assistants interact with your notes via natural language commands. In addition to basic note creation and editing, the platform features powerful full-text search, public sharing links, backups and exports, trash management, and multi-user support with profiles isolated per user, giving individuals and teams control over their content.
    Downloads: 2 This Week
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  • 4
    TagSpaces

    TagSpaces

    TagSpaces is an offline, open source, document manager with tagging

    TagSpaces is a free, no vendor lock-in, open source application for organizing, annotating and managing local files with the help of tags. It features advanced note taking functionalities and some capabilities of to-do apps. The application is available for Windows, Linux, Mac OS and Android. We provide a web clipper extension for Firefox, Edge and Chrome for easy collecting of online content in the form of local files. File and folder management - TagSpaces provides a convenient user...
    Downloads: 32 This Week
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  • Build Agents and Models on One Platform Icon
    Build Agents and Models on One Platform

    Everything you need to build production-ready agents and models. Access 200+ Google and third-party AI models and tools.

    Gemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
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  • 5
    QOwnNotes

    QOwnNotes

    QOwnNotes is a plain-text file notepad and todo-list manager

    QOwnNotes is a fully open-source markdown-focused note-taking and personal information manager that runs natively on Linux, macOS, and Windows, with a strong emphasis on plain-text storage and cross-device synchronization. Because all notes are stored as markdown files in user-controlled directories, you avoid vendor lock-in and can sync through services like Nextcloud, ownCloud, Dropbox, or Git without proprietary cloud dependency. The application is optimized for performance and minimal...
    Downloads: 21 This Week
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  • 6
    MindZJ

    MindZJ

    An open-source, offline note-taking app with native AI & CLI

    ...It also supports extensibility, allowing users to adapt the system to their specific needs and workflows. Overall, mindzj serves as a flexible environment for building and navigating structured knowledge systems.
    Downloads: 7 This Week
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  • 7
    nb

    nb

    CLI and local web plain text note‑taking, bookmarking, and archiving

    ...The tool supports tagging, linking with wiki-style references, filtering, pinned items, and full-text search, making it easy to build a structured knowledge base or Zettelkasten system that grows over time. Users can bookmark web pages and have content auto-cleaned and saved alongside their notes, which gives nb a combined role as both a personal wiki and a bookmarks manager, organized through tags and folders.
    Downloads: 2 This Week
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  • 8
    memos

    memos

    An open-source, self-hosted memo hub with knowledge management

    ...And lots of useful markdown syntaxes are supported. Using Go + React.js + SQLite architecture, the overall package is very lightweight. You can customize the server name, icon, description, custom system style and execution script, etc. memos believes that open source is the future, and all code is already open source in GitHub. All features are free forever and will never be charged in any form or content.
    Downloads: 1 This Week
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  • 9
    Simplenote for macOS

    Simplenote for macOS

    Simplenote for Mac

    ...The app supports fast searching and tagging so users can keep large collections of notes orderly, and has features like history or revision views to recover previous edits. macOS integration means users benefit from keyboard shortcuts, native window management, and system services like Spotlight search to find notes instantly. As a GPL-licensed open-source project, it invites contributions and learning, letting developers tweak UI or add platform-specific enhancements without being locked into a proprietary ecosystem.
    Downloads: 1 This Week
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    AI-powered service management for IT and enterprise teams

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  • 10
    Simplenote for iOS

    Simplenote for iOS

    Simplenote for iPhone and iPad

    ...It syncs seamlessly with Simplenote’s cloud infrastructure so that notes created on a phone instantly appear on web, Android, macOS, or desktop apps without manual steps. On iOS, users can search quickly across all notes, organize content with tags, and use native iOS behaviors such as swipe gestures, system share sheets, and keyboard shortcuts for efficient workflow. With Markdown support, notes can include basic formatting and previewing, letting writers structure content easily without clutter. The repository includes setup guidance for building and running the app with proper credentials for the syncing service, showing that the codebase gives contributors a practical foundation for experimenting or extending capabilities.
    Downloads: 1 This Week
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  • 11
    Lifeograph

    Lifeograph

    Cross-platform, parametric note-taking application

    Lifeograph combines powerful features with a clean and thoughtfully designed interface. Your data stays on your device, and built-in encryption keeps privacy at the core. With WYSIWYG editing, your entries always appear in their final form. Integrated data extraction tools transform your journal entries into dynamic tables and charts.
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    Downloads: 30 This Week
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  • 12
    StoryPad - Timeline Diary

    StoryPad - Timeline Diary

    Your diary, notes, thoughts, stories, or novels on a simple timeline.

    StoryPad lets you write and capture everything - notes, thoughts, emotions, workouts, travels, stories, novels, or poems - on a single continuous timeline. No folders. No tabs. Just your life, beautifully organized. Your story flows like life does: naturally.
    Downloads: 2 This Week
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  • 13
    Nepali Calendar For PC - NepDate Widget

    Nepali Calendar For PC - NepDate Widget

    Premium Nepali Calendar, Date Converter, and Productivity Tools for PC

    Nepali Calendar App & Tools For PC - NepDate Widget (Nepali Patro) is useful, clean and free Nepali Calendar Nepali Tithi, Mithi, Events, Holidays Companion It sits on your taskbar as a compact two-line bar showing the current Bikram Sambat and Gregorian date, time, and timezone. Click it to expand into a full BS calendar with tithi, public holidays, and fiscal year context, then further into tools built specifically for Nepali daily use. Features Mini Bar - Two configurable lines...
    Downloads: 0 This Week
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  • 14
    BoolHub

    BoolHub

    A fully functional personal information management software.

    ...Data synchronization is unlimited, everything is in your control; [Rich note types]: Support rich text, Markdown, code, tables, drawings, flowcharts and other note formats; [Manage your customers]: A customer relationship management system that supports team collaboration to grasp every lead and every customer; [Manage daily affairs]: Manage your affairs in an orderly manner through the feature-rich to-do list view; [Free without function limit]: There is no limit to the software functions, free to use, we are just to make a friend; [Different moods and different themes]: Notes and to-do lists, support a variety of exquisite themes, do whatever you want, change it if you want; [More application scenarios]: Memo view, timeline view, passwordbook view, statistics view to meet your different needs.
    Downloads: 11 This Week
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  • 15
    SweetBomb

    SweetBomb

    All in one tool

    SweetBomb is an "All in one tool" utility software. Many useful tools are encapsulated in a single software with a total capacity of less than 10MB that runs immediately without installation.
    Downloads: 2 This Week
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  • 16
    PASTE

    PASTE

    An app for storing code, text & more. A popular Open Source pastebin.

    Paste is a PHP application for storing code, text and more. DEMO: https://paste.boxlabs.uk/ Initially forked from the freely available source pastebin.com used before the domain was sold in 2010, lots of improvements have been included over the years such as user accounts and a featureful administration backend. See https://github.com/boxlabss/PASTE/blob/master/docs/CHANGELOG.md
    Downloads: 1 This Week
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  • 17
    NoteSpark

    NoteSpark

    NoteSpark is a fast, offline-first notes and ideas app

    NoteSpark is a fast, offline-first notes and ideas app built with Expo, React Native, and TypeScript with markdown support out of the box Speed, simplicity, and privacy — no internet required, no accounts, no ads. Just pure note-taking joy.
    Downloads: 2 This Week
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  • 18

    rucola

    Terminal based markdown note manager

    Terminal-based markdown note manager to view statistics, explore connections and launch editing and viewing applications.
    Downloads: 2 This Week
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  • 19
    P-links

    P-links

    Official repository of Peritus Link, a personal database app about web

    ...Each entry is saved in a .peritus file—editable even with a basic text editor—making it a flexible, transparent, and enduring tool. The interface is designed to be minimalist, fast, and distraction-free. Each note functions as a visual card, allowing you to identify links instantly. The system operates entirely offline, requiring no user accounts, no mandatory synchronization, and no reliance on external services.
    Downloads: 0 This Week
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  • 20

    Draft Notes

    Grab screen areas and note it with a mouse, pen & keyboad quickly.

    Especially for learners watching some lectures online or using video capturing devices. Grab screen areas with a click (or tap), automatically save it and allows adding notes on it using mouse, pen and keyboard - very quick (and draft). Then it is possible to view grabbed screenshots and annotate it additionally with the same set of tools, easy and convenient. May be help to somebody these sad days.
    Downloads: 2 This Week
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  • 21
    Crispy Synced Notes

    Crispy Synced Notes

    A note taking program with WebDAV sync

    An note taking program with WebDAV sync capabilities. It works on a local (and WebDAV) directory and shows the items (text/image/binary) in a tree view. Any changes are reflected in the file system directly. Features: - group notes and images in a tree structure (using folders) - can work on any directory on your machine - technically works like a file browser with inline text editing - synchronizes with any WebDAV server (optionally using SSL/TLS) - allows one-way and two-way synchronization - allows to encrypt your files locally and remote using AES256 - multi language support You can obtain the full source code at: https://crispy-cow.de/git/CrispySyncNote.git Latest changes: 2.1.0: Updated for Java 9 and up 2.0.2: Added more UI translation, updated greek language (thanks to geogeo) 2.0.1: Bugfix: Sync state is now copied when duplicating workspace due to change in encryption settings
    Downloads: 8 This Week
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  • 22
    Notable

    Notable

    The Markdown-based note-taking app that doesn't suck

    Notes are written in Markdown, plus you can write KaTeX expressions, Mermaid diagrams and more, check out our Markdown cheatsheet. Notable provides a very powerful Markdown editor, it's the same one VS Code uses in fact, so features like multi-cursors, a minimap and best-in-class syntax highlighting are built-in. Notes and attachments are simply stored on your disk, this is extremely portable and powerful: you could edit your notes via a third-party editor on mobile, have them synchronized via Dropbox, use Git, run a regex-based search and replace etc. A dark theme is also available. ...
    Downloads: 6 This Week
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  • 23
    HassNotes

    HassNotes

    Free note taking application with multiple notes and multiple windows

    Note taking application that is light-weight and does not require an internet connection. This application stores the notes within the users application data so can be easily transfered if required. HassNotes provides the ability to see your notes either on top of the open application or behind the open applications. HassNotes has no limitation of how many notes you can create. HassNotes provides the ability to set the Size and Bold or Regular style text.
    Downloads: 0 This Week
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  • 24
    gitnote

    gitnote

    A modern note taking app based on GIT

    ...Supports markdown writing app for presentations. Supports diagram editor. Supports thinking brain map. Git is the world's most advanced distributed version control system. GitNote has all the features of Git and does not need to rely on the local GIT environment.
    Downloads: 2 This Week
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  • 25
    RiteNote

    RiteNote

    Clean and simple classroom note-taking app. By students, for students.

    RiteNote is completely free and is easy to use for college/university or high school class/lecture note-taking. By focusing on only this one purpose, the app gets out of your way. It's just you and your keyboard, with only the features you actually care about. The entire UI is visible and can be easily navigated with Esc, arrowkeys, and Return. Windows only, so far. USE AT YOUR OWN RISK! RiteNote is open source, we don't expect to make a penny. But we also can't guarantee the...
    Downloads: 0 This Week
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