Open Source Software Alternatives
Browse free, self-hostable alternatives to popular proprietary tools.
Vaultwarden
Lightweight, self-hosted Bitwarden-compatible server written in Rust — runs on minimal hardware with full client support.
Bitwarden
Excalidraw
Open-source virtual whiteboard for creating hand-drawn style diagrams and sketches.
OpenBB
Open-source financial data platform for analysts, quants, and AI agents — a free alternative to Bloomberg Terminal.
stonks
Terminal-based stock market visualizer that displays real-time stock graphs directly in your terminal.
Yamtrack
A self-hosted media tracker for movies, TV shows, anime, games, books, and manga.
Trakt
Tome
A self-hosted book tracker powered by your Calibre library — Goodreads for your own collection.
Goodreads
Fider
Open source customer feedback platform to collect, organize, and prioritize feature requests from users.
UserVoice
Foldergram
A self-hosted, Instagram-style photo and video gallery that serves your local folders as a beautiful feed.
Google Photos
Kumiho
A self-hosted, lightweight web media server for streaming your personal comics, manga, ebooks, and audiobooks.
Atomic
A self-hosted personal knowledge base that turns markdown notes into an AI-augmented knowledge graph with semantic search and wiki synthesis.
Pinboard
OpenStatus
Open-source uptime monitoring and status page platform with synthetic checks from 28 global regions and multi-channel alerting.
Pingdom
Matomo
Open-source web analytics platform with SEO keyword and search performance reporting.
Google Search Console
Owncast
Self-hosted live video streaming server with built-in chat and Fediverse integration.
YouTube
PeerTube
Federated, decentralized video hosting platform built on ActivityPub.
YouTube
ownCloud
Pioneer open-source file sync and sharing platform that spawned the self-hosted cloud movement.
Seafile
High-performance open-source file sync and share platform for teams.
Nextcloud
The most popular self-hosted cloud platform for file storage, collaboration, and communication.
OhMyForm
Open-source form builder for creating beautiful, mobile-friendly forms and surveys.
Google Forms
LimeSurvey
Powerful open-source online survey platform used by millions worldwide.
Google Forms
Formbricks
Open-source survey and experience management platform for product and customer research.
Google Forms
Lychee
Beautiful self-hosted photo management tool with a stunning web interface.
Google Photos
Piwigo
Open-source photo gallery and management software for individuals and teams.
Google Photos
PhotoPrism
AI-powered self-hosted photo app for browsing, organizing, and sharing your photo collection.
Google Photos
Immich
Self-hosted photo and video backup solution with AI-powered features.
Google Photos
Element Call
End-to-end encrypted group video calling built on the Matrix open protocol.
Google Meet
BigBlueButton
Open-source virtual classroom platform built for online education and webinars.
Google Meet
Jitsi Meet
Open-source video conferencing platform — free, secure, and self-hostable.
Google Meet
Grist
Open-source spreadsheet-database hybrid with flexible relational data modeling.
Google Sheets
Etherpad
Open-source real-time collaborative text editor you can self-host.
Google Docs
CryptPad
End-to-end encrypted collaborative office suite with zero-knowledge privacy.
Google Docs
Collabora Online
Open-source LibreOffice-powered collaborative office suite for self-hosted environments.
Google Docs
ONLYOFFICE
Self-hosted office suite with real-time collaboration.
Google Docs
Lightpanda
A headless browser built from scratch in Zig, optimised for AI agents and automation with 9x less memory and 11x faster execution than Chrome.
Playwright
TaskTrove
Take Back Control of Your Productivity
Prisme Analytics
High-perfomance, self-hosted and privacy-focused web analytics service.
Google AnalyticsStronk
Open Source Fitness Tracking App
MyFitnessPal
Supabase
The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.
Firebase
Scalar
Scalar is an open-source API platform: 🌐 Modern Rest API Client 📖 Beautiful API References ✨ 1st-Class OpenAPI/Swagger Support
Shopware
Shopware 6 is an open commerce platform based on Symfony Framework and Vue and supported by a worldwide community and more than 3.100 community extensions
OpenCode
OpenCode is an open source agent that helps you write code in your terminal, IDE, or desktop.
Open WebUI
User-friendly AI Interface (Supports Ollama, OpenAI API, ...)
Ollama
Get up and running with Llama 3.3, DeepSeek-R1, Phi-4, Gemma 3, Mistral Small 3.1 and other large language models.
Lobe Chat
🤯 Lobe Chat - an open-source, modern design AI chat framework. Supports multiple AI providers (OpenAI / Claude 4 / Gemini / DeepSeek / Ollama / Qwen), Knowledge Base (file upload / RAG ), one click install MCP Marketplace and Artifacts / Thinking. One-click FREE deployment of your private AI Agent application.
Insomnia
The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.
Headscale
An open source, self-hosted implementation of the Tailscale control server
ExpressVPN
Hoppscotch
Open source API development ecosystem - https://hoppscotch.io (open-source alternative to Postman, Insomnia)
EmbedPDF
A PDF viewer that seamlessly integrates with any JavaScript project
Adobe Acrobat Reader
Draw.io
draw.io is a JavaScript, client-side editor for general diagramming.
Evershop
EverShop is a modern, TypeScript-first eCommerce platform built with GraphQL and React. Designed for developers, it offers essential commerce features in a modular, fully customizable architecture—perfect for building tailored shopping experiences with confidence and speed.
Proxly
A self-hosted tunneling tool — like ngrok, but on your own domain. Expose local dev servers through subdomains on your VPS.
ngrok
Budget Board
A simple app for tracking monthly spending and working towards financial goals.
Mint
Bruno
Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
Bitwarden
Bitwarden infrastructure/backend (API, database, Docker, etc).
1Password
Omnivore
Open source read-it-later app with full-text search, highlighting, notes, newsletter support, and integrations with Logseq and Obsidian.
Pocket
Karakeep
Self-hostable bookmark-everything app with AI-based automatic tagging, full-text search, and support for links, notes, and images.
Pocket
Linkding
Minimal, fast, self-hosted bookmark manager with tagging, full-text search, and a clean web UI designed for easy Docker deployment.
Pinboard
Buku
Privacy-focused, command-line bookmark manager that stores links in a local encrypted SQLite database with full-text search.
Pinboard
LinkAce
Self-hosted archive and bookmark manager built with Laravel, featuring automatic archiving, monitoring for dead links, and list organization.
Pinboard
Openscreen
Free, open-source screen recorder for creating beautiful product demos — an alternative to Screen Studio.
Focalboard
Open-source, self-hosted project management tool — a free alternative to Trello, Notion, and Asana.
Trello
SuperTokens
Open-source authentication solution, an alternative to Auth0 and Firebase Auth that you can self-host.
Auth0
Typesense
Fast, typo-tolerant open-source search engine and a simpler, cheaper alternative to Algolia.
Algolia
SigNoz
Open-source observability platform with logs, traces, and metrics — an alternative to Datadog and New Relic.
Datadog
Docmost
Open-source collaborative wiki and documentation platform, an alternative to Confluence and Notion.
Confluence
Uptime Kuma
Self-hosted uptime monitoring tool with a polished UI, 90+ notification integrations, and built-in public status pages.
UptimeRobot
Stack Auth
Open-source authentication platform for Next.js and React, built as an alternative to Auth0 and Clerk.
Auth0
Dawarich
Self-hostable alternative to Google Maps Timeline for tracking and visualizing your location history.
Google Maps Timeline
Rybbit
Privacy-friendly, open-source web analytics platform that is a simpler alternative to Google Analytics.
Google Authenticator
Ladybird
A truly independent web browser built from scratch, with no Chromium, WebKit, or Gecko code.
Google Chrome
vokoscreenNG
Powerful Linux and Windows screencast creator with multi-source audio, webcam, magnifier, and countdown.
Snapify
Open source screen recording sharing platform — a self-hostable Loom alternative.
Loom
Captura
Windows screen recorder that captures screen, audio, cursor, mouse clicks, and keystrokes.
Recordly
Open source screen recorder and editor with auto-zoom, webcam overlays, and cursor animations.
Cap
Open source Loom alternative for beautiful, shareable screen recordings.
Loom
OBS Studio
Free and open source software for live streaming and screen recording.
ExcaliDash
A self hosted dashboard and organizer for Excalidraw with live collaboration.
Twake Drive
The open-source alternative to Google Drive.
Yaak
The most intuitive desktop API client. Organize and execute REST, GraphQL, WebSockets, Server Sent Events, and gRPC 🦬
AliasVault
AliasVault is an end-to-end encrypted password and (email) alias manager that protects your privacy by creating alternative identities, passwords and email addresses for every website you use.
1Password
HTTPie
🚀 HTTPie Desktop — cross-platform API testing client for humans. Painlessly test REST, GraphQL, and HTTP APIs.
Flowise
Flowise is an open-source, visual, low-code/no-code tool designed to help users build AI agents and sophisticated LLM-powered workflows through a drag-and-drop interface. It features a Node.js backend and a React frontend, along with modular components for integrations and API documentation—making it accessible to both developers and non-technical users.
Make
Databuddy
Databuddy is a privacy-first analytics platform with a focus on user experience, with it's foundation built on privacy, it ensures complete compliance with most major data privacy laws out of the box
Mixpanel
Passbolt
Passbolt Community Edition (CE) API. The JSON API for the open source password manager for teams!
1Password
Ente
🔒 End-to-end encrypted cloud for photos, videos and 2FA secrets.
Google Authenticator
Linkwarden
Linkwarden is a self-hosted, open-source collaborative bookmark manager that lets you save, organize, and preserve web pages with features like archiving (screenshots, PDFs, reader view), tagging, collections, and annotations. It serves as an alternative to tools like Raindrop.io (cloud bookmarking), Wallabag (read-it-later), ArchiveBox (web archiving), and other self-hosted bookmark managers such as linkding, LinkAce, and Shiori, offering a balance between rich UI, collaboration, and long-term link preservation.
Raindrop
Pangolin
Pangolin is an open-source, self-hosted identity-aware tunneled reverse proxy server featuring a sleek dashboard UI, designed to securely expose private resources across distributed networks without the need for opening inbound ports or dealing with complex firewall rules. It builds encrypted tunnels—often leveraging a user-space WireGuard client called Newt—to connect isolated services, supports HTTP/HTTPS as well as raw TCP/UDP traffic, automates SSL via Let’s Encrypt, enables load balancing, and integrates identity and access management with SSO, role-based access control, 2FA, temporary share links, OAuth2/OIDC integration, and more.
Cloudflare
Linguist
Translate web pages, highlighted text, Netflix subtitles, private messages, speak the translated text, and save important translations to your personal dictionary to learn words even offline
Google Translate
Dittofeed
Open-source customer engagement. Automate transactional and marketing messages across email, SMS, mobile push, WhatsApp, Slack, and more 📨
ChartDB
Database diagrams editor that allows you to visualize and design your DB with a single query.
dbdiagram.ioLunalytics
Lunalytics is an open-source, self-hosted monitoring tool built with Node.js and React that supports HTTP(S), TCP, ping, Docker, and more. It offers customizable dashboards, status pages, incident management, multi-user access control, and integrations with popular notification services, making it a modern, developer-friendly solution for monitoring uptime and system health.
UptimeRobot
TimeTracker
A robust, self-hosted time tracking application designed for teams and freelancers who need reliable time management without cloud dependencies. Built with Flask and optimized for Raspberry Pi deployment, TimeTracker provides persistent timers, comprehensive reporting, and a modern web interface.
Harvest
Komodo
🦎 a tool to build and deploy software on many servers 🦎
DigitalOcean
Wiki.js
Wiki.js | A modern and powerful wiki app built on Node.js
Medusa
The world's most flexible commerce platform.
Discourse
A platform for community discussion. Free, open, simple.
Discord
Gameyfin
A lightweight, open-source game library manager that allows you to organize, access, and share your video games through a web interface.
SparkyFitness
Built for Families. Powered by AI. Track food, fitness, water, and health — together.
MyFitnessPal
OpenVPN
OpenVPN is an open source VPN daemon
ExpressVPN
Healthchecks
Open-source cron job and background task monitoring service, written in Python & Django
Pingdom
Monica
Personal CRM. Remember everything about your friends, family and business relationships.
memos
A modern, open-source, self-hosted knowledge management and note-taking platform designed for privacy-conscious users and organizations.
Obsidian
Olares
Olares: An Open-Source Personal Cloud to Reclaim Your Data
Microsoft Azure
Beekeeper Studio
Modern and easy to use SQL client for MySQL, Postgres, SQLite, SQL Server, and more. Linux, MacOS, and Windows.
SQLPro Studio
OpenPanel
Openpanel is an open-source web and product analytics platform that combines the power of Mixpanel with the ease of Plausible and one of the best Google Analytics replacements.
Mixpanel
Postiz
📨 The ultimate social media scheduling tool, with a bunch of AI 🤖
BufferPostHog
🦔 PostHog provides open-source web & product analytics, session recording, feature flagging and A/B testing that you can self-host. Get started - free.
Google Analytics
Umami
Umami is a modern, privacy-focused alternative to Google Analytics.
Google Analytics
Vemetric
Simple, yet powerful Web- & Product Analytics.
Google Analytics
Vince
Self Hosted Alternative To Google Analytics
Google Analytics
Rocket.Chat
The communications platform that puts data protection first.
Skype
Strapi
🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.
WordPress
Raven
Simple, open source team messaging platform
Discord
Mattermost
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
Discord
Plausible
Simple, open source, lightweight and privacy-friendly web analytics alternative to Google Analytics.
Mixpanel
OpenCut
The open-source CapCut alternative
GoatCounter
Easy web analytics. No tracking of personal data.
Google Analytics
Haven
Self-hostable private blogging
WordPress
Dokploy
Open Source Alternative to Vercel, Netlify and Heroku.
Netlify
Coolify
An open-source & self-hostable Heroku / Netlify / Vercel alternative.
DigitalOcean
DBeaver
Free universal database tool and SQL client
SQLPro Studio
Directus
The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.
WordPress
Briefkasten
📮 Self hosted bookmarking app
Pocket
Aptabase
✨ Open Source, Privacy-First and Simple Analytics for Mobile, Desktop and Web Apps
Google Analytics
Automatisch
The open source Zapier alternative. Build workflow automation without spending time and money.
Zapier
Apache Airflow
Apache Airflow - A platform to programmatically author, schedule, and monitor workflows
ZapierListmonk
High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.
Mailchimp
n8n
Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.
Make
Scrumboy
Self-hosted Kanban and scrum project management tool with real-time collaboration, sprints, and anonymous shareable boards.
Jira
NOMAD
Self-hosted, real-time collaborative travel planner with itineraries, maps, budgets, and packing lists.
Wanderlog
Actual Budget
Fast, privacy-focused local-first personal finance app using zero-sum budgeting, with optional self-hosted sync.
Cal.com
Open-source scheduling infrastructure — a self-hostable alternative to Calendly for booking meetings and appointments.
Ghostfolio
Open-source wealth management software to track stocks, ETFs, cryptocurrencies, and your overall net worth.
Navidrome
Modern, lightweight self-hosted music server compatible with Subsonic/Airsonic clients — stream your music everywhere.
Miniflux
Minimalist, opinionated RSS feed reader that is fast, lightweight, and written in Go — designed for long-term use.
HedgeDoc
Real-time collaborative markdown note editor you can self-host — write together with rich formatting and seamless sharing.
Google Docs
Lemmy
Federated link aggregator and community discussion platform — a decentralized, self-hostable alternative to Reddit.
AdGuard Home
Network-wide DNS-based ad and tracker blocker with parental controls, DNS rewrites, and detailed query logging.
WriteFreely
Minimalist, federated blogging platform for writers who want a clean, distraction-free space to publish.
WordPress
SilverBullet
Markdown-based note-taking app with powerful live queries, templates, and a pluggable scripting system for power users.
Penpot
Open-source design and prototyping tool for cross-domain teams — a self-hostable alternative to Figma.
Pi-hole
Network-wide DNS-based ad blocking that protects all devices on your network, including Smart TVs and IoT devices.
Zulip
Open-source team chat with a unique topic-based threading model that makes it easy to follow multiple conversations.
Syncthing
Continuous file synchronization program that syncs files directly between your devices — no cloud required.
Dropbox
Home Assistant
Open-source home automation platform that puts local control and privacy first — integrate thousands of smart home devices.
FreshRSS
Self-hostable RSS and Atom news aggregator with a clean interface, multi-user support, and Fever/Google Reader API compatibility.
Firefly III
Free and open-source personal finance manager with double-entry bookkeeping, budgets, and bank import support.
Mint
Paperless-ngx
Self-hosted document management system with OCR, full-text search, and automatic tagging for your paper documents.
Wallabag
Self-hosted read-it-later app that saves articles for offline reading with a clean, distraction-free view.
Pocket
TriliumNext Notes
Hierarchical personal knowledge base with powerful note-taking, rich text editing, and scripting capabilities.
Mastodon
Decentralized social network server that federates with the broader Fediverse — run your own instance instead of relying on Twitter/X.
Jellyfin
Free and open-source media server for movies, TV shows, music, and photos — a fully self-hosted alternative to Plex.
Ghost
Independent technology for modern publishing, memberships, subscriptions and newsletters.
WordPress
FlatPress
FlatPress is a lightweight, easy-to-set-up flat-file blogging engine.
WordPress
Mautic
Open-source marketing automation platform with email campaigns, lead management, and multi-channel marketing.
HubSpot
Plunk
Open-source email platform for sending transactional and marketing emails, self-hostable with a clean API.
Mailchimp
Shako
A self-hostable link-in-bio page built with Astro, React, and Tailwind CSS.
Linktree
Frappe CRM
A modern, open-source CRM by the Frappe team, built for sales teams to manage leads and deals efficiently.
HubSpot
Dolibarr
A free and open-source ERP and CRM platform for businesses, foundations, and freelancers of any size.
Salesforce
SuiteCRM
A fully featured open-source enterprise CRM built as a community fork of SugarCRM.
Salesforce
Krayin CRM
A free and open-source Laravel CRM for SMEs and enterprises with full customer lifecycle management.
HubSpot
Twenty
A modern, open-source CRM built as a community-driven alternative to Salesforce.
Salesforce
EspoCRM
Open source CRM platform for managing contacts, leads, sales pipelines, and customer relationships.
Salesforce
Beszel
Lightweight self-hosted server monitoring hub with historical data, Docker stats, and configurable alerts.
Datadog
OpenCloud
Open source platform for file management, sharing, and collaboration — simple and self-hostable.
Baserow
Baserow is an open source no-code database and Airtable alternative. Create your own database without technical experience. Our user friendly no-code tool gives you the powers of a developer without leaving your browser.
Airtable