Showing 38 open source projects for "platform-tools"

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  • 1
    Poznote

    Poznote

    Poznote is a personal note-taking and documentation platform

    Poznote is an open-source, self-hosted note-taking and personal knowledge management platform that combines modern editing features with robust organizational tools to help users capture, structure, and retrieve information efficiently. It supports rich text and Markdown editing alongside outline-style notes, attachments, workspaces, folders, and tags, making it suitable for everything from quick daily journaling to long-term documentation projects.
    Downloads: 1 This Week
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  • 2
    Notepad Next

    Notepad Next

    A cross-platform, reimplementation of Notepad++

    A cross-platform, reimplementation of Notepad++. Though the application overall is stable and usable, it should not be considered safe for critically important work. There are numerous bugs and half-working implementations. Pull requests are greatly appreciated. Windows packages are available as an installer or a stand-alone zip file on the release page.
    Downloads: 84 This Week
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  • 3
    Xournal++

    Xournal++

    A handwriting notetaking software with PDF annotation support

    Xournal++ (/ˌzɚnl̟ˌplʌsˈplʌs/) is an open-source and cross-platform note-taking software that is fast, flexible, and functional. A modern rewrite and a more feature-rich version of the wonderful Xournal program. Support for pressure-sensitive stylus and drawing tablets (Wacom, Huion, XP-Pen, etc.) Robust and customizable pen, highlighter and eraser tools, allowing you to write how you want to write.
    Downloads: 20 This Week
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  • 4
    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: 464 This Week
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  • Custom VMs From 1 to 96 vCPUs With 99.95% Uptime Icon
    Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

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  • 5
    Awesome Mac

    Awesome Mac

    Collect premium software in various categories

    Now we have become very big and different from the original idea. Here we collect awesome macOS software in various categories. Feel free to star and fork. Reading and writing tools, text editors, office, markdown tools, note-taking, journaling. Ebooks, RSS, developer tools, IDEs, developer utilities, etc. Regular expression editors, API development and analysis, network analysis, command line tools, frameworks for hybrid applications, version control. Virtualization, databases, design and product, design tools, prototyping and mind-mapping tools, screen capturing software, etc. ...
    Downloads: 1 This Week
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  • 6
    MindZJ

    MindZJ

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

    MindZJ is a knowledge management and idea organization tool designed to help users structure, connect, and visualize information in a meaningful way. It focuses on enabling users to create and manage interconnected notes, forming a network of ideas that can evolve over time. The system provides tools for organizing thoughts, tracking relationships between concepts, and building a personal knowledge base. It is particularly useful for research, learning, and creative workflows where capturing and linking ideas is essential. The platform emphasizes simplicity and clarity, offering a clean interface that minimizes distractions while supporting complex knowledge structures. ...
    Downloads: 2 This Week
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  • 7
    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: 95 This Week
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  • 8
    Better Notes for Zotero

    Better Notes for Zotero

    Everything about note management

    ...Notes can synchronize bidirectionally with Markdown files and export to Markdown, DOCX, PDF, or mind map formats. Editor enhancements add outlines, relationship views, image tools, and multiple note tabs or windows. Optional AI integrations can assist with writing while keeping the surrounding workflow inside Zotero. The plugin is designed to work immediately while remaining highly customizable through templates and APIs.
    Downloads: 21 This Week
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  • 9
    Open Notebook

    Open Notebook

    An Open Source implementation of Notebook LM with more flexibility

    Open Notebook is an open-source, privacy-focused alternative to Google’s Notebook LM that gives users full control over their research and AI workflows. Designed to be self-hosted, it ensures complete data sovereignty by keeping your content local or within your own infrastructure. 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. ...
    Downloads: 34 This Week
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  • 10
    Trilium Notes

    Trilium Notes

    Build your personal knowledge base

    ...Scales well in both usability and performance upwards of 100 000 notes, touch optimized mobile frontend for smartphones and tablets, night theme, evernote and Markdown import & export, as well as web clipper for easy saving of web content. If you want to use Trilium on the desktop, download binary release for your platform from latest release, unzip the package and run trilium executable. Install the application on both a server, for web access and data synchronization, and desktop instance(s). This allows all the data to be stored on the server.
    Downloads: 24 This Week
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  • 11
    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: 7 This Week
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  • 12
    Notes

    Notes

    Note taking application, write down your thoughts.

    Notes is an open source, cross-platform note-taking application. Write down your thoughts with ease, and always have them with you with this simple, streamlined app.
    Downloads: 2 This Week
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  • 13
    BoolNotePad

    BoolNotePad

    A cross-platform note-taking app that stores data in the cloud.

    Introduction: A cross-platform note-taking app with data stored in the cloud. Developed based on Avalonia, and its data is integrated with BoolHub. Note: The Android version is mainly optimized for Android Pad. For the Android mobile version, please go here to download: https://sourceforge.net/projects/bool-note/files/BoolNoteMobile/
    Downloads: 27 This Week
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  • 14
    Lifeograph

    Lifeograph

    Cross-platform, parametric note-taking application

    ...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: 36 This Week
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  • 15
    YSticky

    YSticky

    A portable cross-platform sticky note application.

    YSticky is a portable cross-platform reminder / sticky note application. It is very simple and its use recalls that of the real sticky notes in the following three steps: 1. create a new / take a note; 2. (re)edit it; 3. stick it. YSticky is developed in Java so needs the Java Virtual Machine (version 6 or higher) that, in the case, is very easy to download and install.
    Downloads: 6 This Week
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  • 16
    Skedoff

    Skedoff

    Plan offline. Post when ready. No cloud, no account.

    ...Built by FlagoDNA — a solo studio building privacy-first tools.
    Downloads: 0 This Week
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  • 17
    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.
    Downloads: 1 This Week
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  • 18
    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: 4 This Week
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  • 19

    command-storage

    A command-line tool designed to store CLI commands for quick access

    It is a command-line tool designed to store CLI commands for quick access and usage. Think of it as a simple notes app specifically tailored for storing commands using customizable keys. The package is available on PyPi:https://pypi.org/project/command-storage/ For more information, please check out the GitHub repository: https://github.com/ashu-tosh-kumar/command-storage
    Downloads: 0 This Week
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  • 20
    Crossnote App

    Crossnote App

    An interesting markdown note taking application

    ...While the backend server that used to support hosted functionality is no longer maintained, the core frontend still offers a slick note-taking experience. Crossnote’s design takes inspiration from tools like markdown preview extensions and collaborative editors.
    Downloads: 2 This Week
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  • 21
    Slate

    Slate

    A fast, simple text editor that opens files of any size

    ...An 800 MB JSON file or log shows up in a fraction of a second and stays smooth to scroll and search, because Slate only reads and draws the part you're looking at. The everyday editing is all there: tabs that come back with your unsaved changes, find and replace with regular expressions, syntax colors for 52 languages, line tools, bookmarks and printing. For data files it adds JSON and XML formatting and checking with a structure view, and "show only matching lines" turns a huge log into just its errors. On Windows, Slate is one signed, portable Slate.exe that updates itself. On Linux it installs from a .deb with its own apt repository. Free and open source under the MIT license; the source is at github.com/jamesccupps/Slate.
    Downloads: 12 This Week
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  • 22
    Perpetual Notes

    Perpetual Notes

    Write beautifully. Organize easily. Find everything.

    Take notes faster. Find information easily. Save notes in RTF with rich text formatting and images, meeting notes, web pages, projects, travel plan, research drafts - with Perpetual Notes as your note taking app, have fun with note taking again. Runs on Windows 7/8/10.
    Downloads: 2 This Week
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  • 23
    Hypernomicon

    Hypernomicon

    Hypertext-infused philosophy personal database software

    Hypernomicon is a personal productivity/database application for researchers that combines structured note-taking, mind-mapping, management of files (e.g., PDFs) and folders, and reference management into an integrated environment that organizes all of the above into semantic networks or hierarchies in terms of debates, positions, arguments, labels, terminology/concepts, and user-defined keywords by means of database relations and automatically generated hyperlinks (hence ‘Hyper’ in the...
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    Downloads: 11 This Week
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  • 24
    Lorien

    Lorien

    Infinite canvas drawing/whiteboarding app

    ...Users get features like infinite zoom, undo/redo, and a grid that stretches endlessly, making it well suited to both quick scribbles and detailed conceptual layouts. Lorien supports pressure-sensitive tablets for natural drawing, and it includes a range of basic tools — from freehand brush and eraser to shapes and selection tools — so you can mix freeform sketches with structured diagrams.
    Downloads: 28 This Week
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  • 25

    Draft Notes

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

    ...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: 1 This Week
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