Open Source Productivity & Utilities
A curated collection of the best open source everyday desktop and mobile utilities for notes, tasks, files, email, passwords, automation, screen capture, and keeping a machine tidy and fast.
See also:Design & VisualizationInput & DictationOffice SuitesSystem Cleanup & OptimizationPassword & Secret ManagementScreen Capture & RecordingFile Management & SyncEmail & CommunicationTime & Task ManagementBookmark & Content ManagementMaps & NavigationRemote Desktop & AccessPersonal Finance ManagementAutomationNote Taking & Knowledge ManagementBrowsers & Extensions
Self-hosted wiki with AI, compliance, and real-time editing
Stars
21,987Last commit
20 hours agoLicense
AGPL-3.0
Self-hosted wiki platform for enterprise teams with real-time collaboration, built-in AI, SSO, RBAC permissions, and compliance support for ITAR, FedRAMP, and GDPR.
Open Source Alternative to:
Chromium browser built for sharing with AI agents
Stars
17,417Last commit
9 hours agoLicense
MIT
A Chromium-based browser that lets AI agents like Claude Code and Codex run web automation using your real logged-in sessions, without interrupting your browsing.
Open Source Alternative to:
Self-hosted personal finance manager with double-entry bookkeeping
Stars
24,897Last commit
10 hours agoLicense
AGPL-3.0
Track transactions, budgets, and accounts with a double-entry system, multi-currency support, rule engine, and REST API. Fully self-hostable.
Open Source Alternative to:
Fast, private browser that puts you first
Stars
23,891Last commit
10 hours agoLicense
MPL-2.0
A secure web browser that blocks ads and trackers, protects privacy, and loads pages faster while saving data and battery life.
Open Source Alternative to:
Full-stack platform for voice, video, and physical AI agents
Stars
21,457Last commit
12 hours agoLicense
Apache-2.0
Build, test, deploy, and scale voice and video AI agents with an open source framework, inference gateway, telephony integrations, and full observability.
Open Source Alternative to:
Task manager with time tracking, focus mode, and deep work tools
Stars
22,844Last commit
9 hours agoLicense
MIT
Privacy-first task manager combining task lists, Kanban, Pomodoro timers, time tracking, and integrations with GitHub, GitLab, and Jira. No account required, works offline.
Open Source Alternative to:
Collaborative bookmark manager for teams and individuals
Stars
20,114Last commit
3 days agoLicense
AGPL-3.0
Open-source platform to collect, organize, and preserve webpages with powerful collaboration features
Open Source Alternative to:
Free, private screen recording for Chrome
Stars
18,777Last commit
10 days agoLicense
GPL-3.0
Capture, annotate, and edit screen recordings with no limits or sign-up required. Completely private and open source.
Open Source Alternative to:
Build AI agents and RPA workflows without writing code
Stars
21,661Last commit
8 months agoLicense
Unknown
No-code platform for building AI agents and RPA workflows that automate repetitive business tasks across finance, HR, sales, and operations.
Open Source Alternative to:
Privacy-first knowledge base with any AI model you choose
Stars
16,428Last commit
16 hours agoLicense
Apache-2.0
Self-hostable NotebookLM alternative that lets teams build searchable knowledge bases from diverse sources, with support for any LLM and no data limits.
Open Source Alternative to:
Open-source workflow automation for developers
Stars
18,189Last commit
9 hours agoLicense
Unknown
Powerful, self-hosted platform for building and running workflows, scripts, and apps with code-first approach and collaborative features.
Open Source Alternative to:
Secure password management for individuals and businesses
Stars
20,306Last commit
9 hours agoLicense
AGPL-3.0
Bitwarden is an open source password manager that securely stores, shares, and autofills passwords across unlimited devices.
Open Source Alternative to:
Fast grammar checking that respects your privacy
Stars
16,431Last commit
17 hours agoLicense
Apache-2.0
Open source grammar checker that analyzes your writing quickly while keeping your data completely private and secure on your device.
Open Source Alternative to:
Open-source mail server with unlimited sending & AI tools
Stars
15,913Last commit
4 months agoLicense
AGPL-3.0
Self-hosted email marketing platform with unlimited sending, AI-powered email creation, real-time analytics, and no monthly fees. Complete SMTP solution.
Open Source Alternative to:
Track time automatically with privacy-first design
Stars
19,238Last commit
2 days agoLicense
MPL-2.0
Free open-source time tracker that automatically monitors your device usage. Cross-platform support with local data storage for complete privacy.
Open Source Alternative to:
Privacy-first offline maps for hiking, cycling & navigation
Stars
15,684Last commit
17 hours agoLicense
Apache-2.0
Free, open-source offline maps app with detailed trails, turn-by-turn navigation, and zero tracking. Perfect for hikers, cyclists, and travelers seeking privacy.
Open Source Alternative to:
AI email assistant that automates, organizes, and declutters
Stars
12,471Last commit
16 hours agoLicense
AGPL-3.0
Automates Gmail and Outlook with AI-drafted replies, bulk unsubscribe, cold email blocking, attachment filing, and inbox analytics for individuals and teams.
Open Source Alternative to:
On-device voice dictation for macOS with adaptive AI
Stars
12,158Last commit
2 days agoLicense
GPL-3.0
Free, open-source macOS dictation app that transcribes speech locally, polishes output with an on-device AI model, and adapts tone to whichever app you're typing into.
Open Source Alternative to:
Zero-knowledge encrypted notes that sync across all devices
Stars
14,759Last commit
9 hours agoLicense
GPL-3.0
End-to-end encrypted note-taking app with zero-knowledge architecture, cross-device sync, web clipper, and a self-hostable sync server.
Open Source Alternative to:
Build powerful AI agents with cutting-edge LLM technology
Stars
14,953Last commit
2 days agoLicense
MIT
A comprehensive platform for creating AI agents with intuitive tools, extensive integrations, and enterprise-grade features powered by the latest language models.
Open Source Alternative to:
Remove Mac apps and all their leftover files
Stars
14,867Last commit
4 months agoLicense
Unknown
Mac app uninstaller that finds and removes associated files, orphaned leftovers, and development artifacts across macOS 13 and later.
Open Source Alternative to:
Create powerful chatbots without coding
Stars
10,543Last commit
1 day agoLicense
Unknown
Design, build, and deploy interactive chatbots with a visual editor. Integrate easily and collect data effortlessly.
Open Source Alternative to:
Self-hosted file sync with AI-powered organization
Stars
15,332Last commit
11 hours agoLicense
Unknown
Open source file sync and sharing platform with custom properties, AI automation, collaborative editing, and enterprise-grade security for teams.
Open Source Alternative to:
Type shortcuts, expand to full text instantly
Stars
14,633Last commit
5 days agoLicense
GPL-3.0
Cross-platform text expander that replaces typed keywords with full snippets, templates, dates, emojis, or script output across any app.
Open Source Alternative to:
Collect, organize, cite, and share research in one place
Stars
15,608Last commit
1 day agoLicense
Unknown
Reference manager that captures sources from the web, organizes them with tags and collections, and generates citations in 9,000+ styles for Word, LibreOffice, and Google Docs.
Open Source Alternative to:
AI-powered grammar checker for 30+ languages
Stars
15,135Last commit
9 hours agoLicense
LGPL-2.1
Check grammar, punctuation, and spelling errors instantly with AI-powered technology. Supports 30+ languages with browser extensions and desktop apps.
Open Source Alternative to:
AI-Powered Note Taking App
Stars
11,091Last commit
2 months agoLicense
GPL-3.0
The next generation of open-source AI-powered card notes designed to help you quickly capture and organize inspiration so that ideas never run out.
Open Source Alternative to:
Voice-to-text that works offline, privately, on any app
Stars
9,435Last commit
9 hours agoLicense
MIT
Dictation app powered by OpenAI Whisper and NVIDIA Parakeet. Runs locally on macOS, Windows, and Linux with zero data retention and 100+ language support.
Open Source Alternative to:
The personal finance app for everyone
Stars
10,516Last commit
2 days agoLicense
AGPL-3.0
An all-in-one personal finance platform. Track, optimize, grow, and manage your money through every stage of life.
Open Source Alternative to:
Private meeting notes, no bots, files you own
Stars
9,515Last commit
20 hours agoLicense
MIT
Records system audio without joining your call, then turns rough notes into editable summaries. Audio, transcripts, and notes stay as local files.
Open Source Alternative to:
Effortless screen recording for macOS
Stars
19,396Last commit
2 years agoLicense
MIT
Capture, edit, and share your screen with ease. Create stunning GIFs and videos for tutorials, demos, and bug reports.
Open Source Alternative to:
Open-source integration platform for seamless workflows
Stars
13,996Last commit
8 months agoLicense
Unknown
Self-hosted automation tool that connects your apps and services, enabling powerful integrations and efficient data flow across your ecosystem.
Open Source Alternative to:
Save articles for later reading with complete privacy
Stars
13,010Last commit
2 days agoLicense
MIT
Self-hosted web article archiving tool that extracts content for comfortable reading. Import from Pocket, Instapaper. Open source with API access.
Open Source Alternative to:
2FA token manager for Android with encrypted vault
Stars
13,291Last commit
1 month agoLicense
GPL-3.0
Android app for managing two-factor authentication tokens with encrypted storage, biometric unlock, flexible backups, and import/export from major 2FA apps.
Open Source Alternative to:
Effortless time tracking for open source projects
Stars
9,003Last commit
1 day agoLicense
AGPL-3.0
Seamlessly track time across multiple projects, generate insightful reports, and optimize your open source contributions.
Open Source Alternative to:
Secure desktop investment tracker for private wealth management
Stars
9,186Last commit
14 hours agoLicense
AGPL-3.0
Wealthfolio is a simple, secure desktop app for tracking investments and managing your wealth without compromising data privacy.
Open Source Alternative to:
Instant file sharing across devices without setup
Stars
11,593Last commit
6 months agoLicense
GPL-3.0
Share files instantly between devices using peer-to-peer technology. No registration, installation, or configuration required. Works cross-platform.
Open Source Alternative to:
Self-hosted bookmark manager built for speed and simplicity
Stars
11,304Last commit
14 days agoLicense
MIT
Minimal, fast bookmark manager with automatic metadata fetching, archiving, multi-user support, and browser extensions. Easy Docker setup with SQLite.
Open Source Alternative to:
Track, analyze, and optimize your investments effortlessly
Stars
9,448Last commit
10 hours agoLicense
AGPL-3.0
Open-source wealth management software for tracking stocks, ETFs, and cryptocurrencies across multiple portfolios
Open Source Alternative to:
Private workspace for notes, tasks, and databases
Stars
8,922Last commit
2 days agoLicense
Unknown
A local-first, encrypted workspace for notes, tasks, databases, and chats. Your data stays on your device, syncs peer-to-peer, and never passes through a central server.
Open Source Alternative to:
Self-hostable voice agent platform with full model control
Stars
5,874Last commit
20 hours agoLicense
BSD-2-Clause
Open-source voice agent platform that lets you plug in your own STT, LLM, and TTS models, deploy on-prem or in your VPC, and build agents via MCP or a visual workflow builder.
Open Source Alternative to:
Secure email, calendar and contacts with end-to-end encryption
Stars
8,013Last commit
9 hours agoLicense
GPL-3.0
Tuta offers encrypted email, calendar and contacts with quantum-resistant security, protecting your privacy without ads or tracking.
Open Source Alternative to:
InfluxDB – The purpose-built time series platform for high-velocity ingestion and real-time queries at scale.
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