MarkItDown194k
microsoft/markitdown
Tool that converts Office documents, PDFs and other files into Markdown text.
Best open source productivity and note-taking apps
113 tools ranked by GitHub stars
Note apps, knowledge bases, task and project management, office suites and PDF tools.
Showing 113 tools
Stirling PDF95.8k
Stirling-Tools/Stirling-PDF
Tool for merging, splitting, converting and editing PDF files on any device.
Alternative to: Adobe Acrobat
Tesseract77.4k
tesseract-ocr/tesseract
Command line OCR engine that extracts text from images and scanned documents.
Alternative to: ABBYY FineReader
Markdown Here60.3k
adam-p/markdown-here
Browser extension for writing and formatting email in Markdown.
Joplin57.1k
Privacy-focused open source note-taking app with end-to-end encrypted sync for desktop and mobile.
Typst57k
Markup based typesetting system for papers and documents, a modern take on LaTeX.
DeepTutor55.4k
AI tutor that offers personalized learning guidance based on your own materials.
Cal.diy49.7k
Scheduling infrastructure and open source alternative to Calendly.
Slidev49.4k
Presentation slide maker for developers, written in Markdown and powered by Vue.
Umi-OCR48.5k
Free offline OCR software with screenshot and batch recognition.
Paperless-ngx47.7k
Document management system that scans, indexes and archives your papers for easy search.
SiYuan47.1k
Privacy-first, self-hosted knowledge management workspace with block-level references and Markdown support.
Pandoc46.8k
Universal converter between Markdown, Word, PDF and many other formats.
Logseq45.5k
Privacy first open source knowledge management and note taking platform.
Reactive Resume45.4k
Privacy-minded free and open source resume builder that you can also self-host on your own server.
Project NOMAD42.3k
Offline first knowledge server serving Wikipedia and educational content without internet.
Outline41.2k
Fast, real-time collaborative knowledge base and wiki for growing teams, with a clean modern editor.
Folo39.2k
AI-powered RSS reader for following news and content sources in one place.
Trilium Notes38.7k
Hierarchical note taking app for building a large personal knowledge base.
PDFMathTranslate38.2k
Translates scientific PDF papers while preserving formatting.
Nextcloud37.4k
Self hosted cloud storage and collaboration platform for your data.
OCRmyPDF35.2k
Adds a searchable OCR text layer to scanned PDF files so you can search and copy their text.
OfficeCLI33.1k
Command line tool for reading and editing Office documents, built for AI agents.
Anki32.6k
Smart spaced repetition flashcard program that helps you memorize facts for the long term.
Google Workspace CLI32.1k
Single command line tool for Google Drive, Gmail, Calendar and Sheets.
QMD30.9k
Mini command line search engine for your docs, notes and meeting transcripts.
Karakeep30.3k
Self-hostable bookmark-everything app for links, notes and images with AI tagging.
Wiki.js29.2k
Modern, powerful open source wiki software with Markdown support.
Resume Matcher29.2k
Tailors your resume to job postings and builds PDFs and cover letters locally.
ArchiveBox29k
Self-hosted web archiving tool that saves URLs and browser history permanently.
Huly28.1k
All-in-one project management platform, an alternative to Linear, Jira and Notion.
Focalboard26.5k
Self-hosted project management tool, an alternative to Trello, Notion and Asana.
NextAI Translator25k
Select-to-translate browser extension and desktop app powered by the ChatGPT API.
Qwerty Learner23.7k
Typing practice web app that trains vocabulary and keyboard muscle memory.
Super Productivity23.4k
Advanced to-do app with built-in timeboxing and time tracking.
AnyDoc23.4k
Command line converter that turns Office documents, PDFs and EPUBs into clean Markdown.
SingleFile22.8k
Browser extension that saves a complete web page as a single HTML file.
NewsNow22.3k
Elegant news reader that gathers real-time and trending headlines from many sources in one clean interface.
Screenpipe22.2k
Continuously records screen and audio locally so AI can search your computer history.
Docmost22.2k
Open source collaborative wiki and documentation software for teams, self-hostable with real-time editing.
WeKan21.2k
Open source kanban board you host yourself, with cards, lists and team collaboration for task tracking.
Monkeytype21k
Minimalist, highly customizable typing speed test website with live stats, themes, leaderboards and many test modes.
Tolaria20.5k
Desktop app for managing and editing knowledge bases made of plain markdown files stored locally.
Linkwarden20.3k
Self-hosted collaborative bookmark manager to collect, read and annotate links.
Immersive Translate19.6k
Browser extension that shows web pages bilingually, with the translation beside the original text, and also translates PDFs and subtitles.
ActivityWatch19.5k
Free and open source automated time tracker that records app and window usage locally and keeps your data private.
ConvertX19.5k
Self-hosted online file converter that supports more than 1000 formats for images, documents, audio and video.
BookStack19.1k
Self-hosted wiki and documentation platform that organizes content into books, chapters and pages.
Etherpad18.6k
Open source web-based collaborative document editor where several people edit the same text in real time.
CopyTranslator18.1k
Foreign language reading assistant that translates whatever you copy.
Lark CLI18k
Official command line tool for Lark/Feishu to work with messages, documents and calendars from the terminal.
SumatraPDF17.9k
Lightweight, fast reader for Windows that opens PDF, EPUB, MOBI and comic book files.
Foam17.5k
Build a personal knowledge base of linked markdown notes directly inside VS Code.
Harper17.4k
Fast grammar checker written in Rust that runs fully offline, so your text never leaves your device.
WordCraft17.4k
Clean-room open-source reimplementation of Microsoft Word in pure Rust.
Docs17k
Web-native open-source text editor built for real-time collaboration.
FreshRSS16.5k
Self-hosted, multi-user RSS aggregator and reader that is light and easy to customize.
Omnivore16.4k
Read-it-later app that saves articles for offline reading with highlights and notes.
Quarkdown16.3k
Markdown-based typesetting tool that compiles to papers, slides, books and websites.
BentoPDF16.3k
PDF toolkit for merging, splitting and converting files entirely in the browser, without uploading them.
Zotero15.9k
Tool to collect, organize, annotate and cite research sources.
Xournal++15.6k
Handwritten notetaking and PDF annotation app for desktop with pen tablet support.
TREK15.4k
Self-hosted collaborative travel planner with itineraries, bookings and budget tracking.
LanguageTool15.2k
Open-source proofreader that checks spelling, grammar and style in more than 25 languages.
Easydict15.2k
macOS dictionary and translation app that combines many services and supports offline OCR.
Notesnook14.9k
Open source, end-to-end encrypted note taking app available on all major platforms.
kkFileView14.8k
Spring Boot service that previews Office documents, PDFs and images online in the browser.
Gollum14.3k
Simple wiki that stores its pages in a Git repository, with a local web interface and many markup formats.
Habitica14.3k
Habit tracker that turns your goals into a role playing game.
Zettlr13.9k
Desktop Markdown editor for academic writing and publishing with citation support
Mealie13.8k
Self-hosted recipe manager and meal planner with a web interface
Doocs MD13.5k
Simple Markdown editor that formats articles for WeChat publishing
Saladict13.4k
Browser extension with a pop-up dictionary and page translator supporting many dictionaries.
Markmap13.2k
Tool that builds interactive mind maps from plain Markdown text
Kiss Translator13.2k
Simple open-source browser extension for bilingual web page translation
wallabag13.1k
Self-hosted read-it-later app for saving and classifying web pages
VNote13k
Note-taking app focused on Markdown and mind maps with native speed
NoteGen13k
Local-first Markdown app that captures scattered notes first and organizes them later with AI
SimpleMindMap12.9k
Web based mind map editor with rich node styles, themes and export to several formats
ShowDoc12.9k
Online tool for IT teams to write and share API documentation and technical manuals
FluidVoice12.8k
macOS dictation app with on-device speech to text and AI enhancement
PDFPatcher12.8k
PDF toolbox for editing bookmarks, cropping and rotating pages and more
Marp12.7k
Markdown presentation ecosystem for creating slide decks from plain text
PLANKA12.7k
Elegant self-hosted Kanban board for project tracking with cards, lists and team collaboration
LaTeX Workshop12.4k
VS Code extension that adds LaTeX compile, preview and autocomplete support
Zotero PDF Translate12.2k
Zotero plugin that translates PDFs, EPubs, annotations and notes into your target language.
AnkiDroid12.2k
Android version of Anki flashcards that uses spaced repetition to help you memorize.
Leantime12k
Goal-focused project management system for non-project managers
Rnote11.8k
Vector-based app for sketching, drawing and taking handwritten notes.
ReLaXed11.8k
Command line tool that turns HTML and CSS documents into PDF files.
GenOffice11.8k
Free AI office suite with docs, sheets, slides and PDF editors plus a built-in AI agent.
Presenton11.7k
Open source AI presentation generator and API that you can self-host, an alternative to Gamma and Canva
Shiori11.7k
Simple self-hosted bookmark manager written in Go with web UI and CLI.
slides11.7k
Terminal tool that presents slides written in Markdown, right inside your command line
Vditor11.4k
Browser based Markdown editor with WYSIWYG and instant rendering modes.
TypeWords11.4k
Browser app for practicing and memorizing English vocabulary by typing.
linkding11.4k
Minimal, fast self-hosted bookmark manager with tags, search and a browser extension
Magic Resume11.4k
Free online resume editor with AI assistance for writing and polishing your CV
Blinko11.2k
Privacy focused, self-hosted personal AI note taking app with quick capture and search
ZFile10.9k
Online file listing platform for OneDrive and object storage.
Nextcloud AIO10.8k
Official easy deployment method for Nextcloud using Docker, with one mastercontainer that handles updates
Omni Tools10.6k
Self-hosted collection of web based tools for everyday tasks.
PandaWiki10.5k
AI powered knowledge base system for building help centers and wikis.
Loop Habit Tracker10.4k
Android habit tracker for building long-term habits, with charts and reminders
Read Frog10.3k
Browser extension for AI-powered bilingual page translation and language learning flashcards.
CodiMD10.2k
Realtime collaborative Markdown notes platform for teams, on all platforms
Stellarium10.2k
Planetarium software that renders a realistic night sky on your computer.
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