Into the Cyberverse

Sooraj  Sathyanarayanan
Sooraj SathyanarayananList by Sooraj Sathyanarayanan, last updated 
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  1. The qBittorrent project aims to provide an open-source software alternative to µTorrent. Additionally, qBittorrent runs and provides the same features on all major platforms (FreeBSD, Linux, macOS, OS/2, Windows). qBittorrent is based on the Qt toolkit and libtorrent-rasterbar library.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • AppImageHub
    • Snapcraft
    • Flathub
    • PortableApps.com
    • Haiku
    • Cloudron
    qBittorrent screenshot 1
    qBittorrent screenshot 1
    qBittorrent screenshot 2
    +2
    qBittorrent screenshot 3
  2. Social Networks

  3. Mastodon icon
     Like

    Mastodon, a free and open-source federated social network, focuses on personal interactions. Unlike traditional networks, Mastodon uses interconnected instances communicating via ActivityPub, enabling seamless connections across instances.

    Key Features:

    • Ad-free, no tracking, and algorithm-free
    • Free, open-source, and self-hostable
    • Content warnings and spoilers for user discretion
    • Advanced moderation tools, including text filtering

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • F-Droid
    • Cloudron
    • Android Tablet
    Screenshot of the Mastodon web interface
    Social networking, back in your hands
    You're in control. You decide who you see in your home feed. No surprises.
    +6
    Build an audience. Connect with diverse folks across thousands of servers.
  4. Pixelfed icon
     Like

    Pixelfed is an image sharing platform with focus on Privacy, Safety and Security, an ethical alternative to centralized platforms like Instagram.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • F-Droid
    • Cloudron
    Pixelfed screenshot 1
    Pixelfed screenshot 1
    Pixelfed screenshot 2
    +3
    Pixelfed screenshot 3
  5. Minds icon
     Like

    Minds is an open-source social network fostering Internet freedom, enabling users to speak freely, protect privacy, earn crypto rewards, and regain control over their social media experience.

    Bridging the Divide: Combating big tech's loss of trust and extreme polarization by promoting free speech, privacy, open source, self-sovereignty, community governance, and a crypto economy.

    Making Sense of Your World: Minds ensures unrestricted access to information with open-source code, a First Amendment-based content policy, and a community jury for transparency, accountability, and minimal bias or censorship.

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Minds screenshot 1
    Minds screenshot 1
    Minds screenshot 2
    +8
    Minds screenshot 3
  6. Amethyst brings the best social network to your Android phone. Just insert your Nostr private key and start posting.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Android
    • F-Droid
    Amethyst Nostr screenshot 1
    Amethyst Nostr screenshot 2
    Amethyst Nostr screenshot 3
  7. Damus icon
     Like

    A Twitter-like Nostr client for iPhone, iPad and macOS.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • iPhone
    • iPad
    Damus screenshot 1
  8. Bluesky icon
     Like

    An open social network that gives creators independence from platforms, developers the freedom to build, and users a choice in their experience.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    Bluesky screenshot 1
    Bluesky screenshot 1
    Bluesky screenshot 2
    +1
    Bluesky screenshot 3
  9. Dating

  10. Alovoa icon
     Like

    Alovoa is a free, open-source platform for meeting new people in your area, including dating and sexual partners. It is private, secure, and ad-free, with the latest web technologies and advanced filters to help you find people who meet your criteria. The platform relies on donations to operate and promises to never sell your information.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Android
    • F-Droid
    Alovoa screenshot 1
    Alovoa screenshot 2
    Alovoa screenshot 3
  11. Notes

  12. Notesnook icon
     Like

    Notesnook is a simple and cross-platform private notes app that keeps your notes organized and synced on your phone, tablet and computer. Take notes, capture ideas, create to-do lists, keep a journal, write your assignments and manage projects, we have got you covered.

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    • Flathub
    • F-Droid
    • Software as a Service (SaaS)
    • Flatpak
    Notesnook screenshot 1
    Notesnook screenshot 1
    Notesnook screenshot 2
    +6
    Notesnook screenshot 3
  13. End-to-end encrypted note-taking with offline access, unlimited sync across devices, tagging, passcode and biometric security, plus advanced premium privacy features.

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Self-Hosted
    • F-Droid
    Standard Notes screenshot 1
    Free version.
    Cross-platform sync and end-to-end privacy
    +4
    Extensions and Themes
  14. Joplin icon
     Like

    Open source note-taking app with Markdown support, to-do integration, and synchronization with cloud services like Dropbox and OneDrive.

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • AppImageHub
    • Snapcraft
    • Google Chrome
    • Flathub
    • PortableApps.com
    • F-Droid
    • Cloudron
    • Homebrew
    • Chocolatey
    • Termux
    • Mozilla Firefox
    Desktop and mobile apps
    Example
    Cli version!
    +3
    Table inside table with KaTeX Math notations.
(Live-editing with Vim)
  15. Distraction-free note-taking app with categories, Markdown formatting, favorites, and RESTful API. Integrates with Nextcloud clients for seamless syncing.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • F-Droid
    Nextcloud Notes screenshot 1
    Nextcloud Notes screenshot 1
    Nextcloud Notes screenshot 2
    +4
    Nextcloud Notes screenshot 3
  16. Video Conference

  17. The main purpose of Calyx Meet is to provide a secure, private, and free video conferencing platform that emphasizes user privacy and does not require personal information.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    Calyx Meet screenshot 1
  18. Go ahead, video chat with the whole team. In fact, invite everyone you know. Jitsi Meet is a fully encrypted, 100% open source video conferencing solution that you can use all day, every day, for free.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Apple Watch
    • F-Droid
    Jitsi Meet screenshot 1
    Jitsi Meet screenshot 1
    Jitsi Meet screenshot 2
  19. Jami icon
     Like

    Jami (formerly GNU Ring, SFLphone) positions itself as a potential free Skype replacement

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Jami video conference OS X
    Jami conference call Linux
    Jami screensharing Linux
    +12
    Jami instant message on mobile device
  20. Fully self-hosted communication platform for audio, video, and chat with advanced encryption, metadata privacy, screensharing, and web conferencing features.

    Cost / License

    • Free Personal
    • Open Source

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • Nextcloud
    • F-Droid
    • Flatpak
    • Chocolatey
    Nextcloud Talk screenshot 1
    Nextcloud Talk screenshot 1
    Nextcloud Talk screenshot 2
    +5
    Nextcloud Talk screenshot 3
  21. VPN

  22. It is like a VPN on steroids! With the SPN you protect all your connections from mass surveillance. Prevent all Internet Service Providers from collecting and selling your private activities.

    Cost / License

    • Paid
    • Open Source

    Platforms

    • Windows
    • Linux
    • Portmaster
    SPN - Safing Privacy Network screenshot 1
    SPN - Safing Privacy Network screenshot 1
  23. Mullvad icon
     Like

    Mullvad is a VPN service that helps keep your online activity, identity, and location private.

    Cost / License

    • Paid
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • F-Droid
    • WireGuard
    • Tor
    • OpenWrt
    • Tomato
    • pfSense
    • DD-WRT
    Mullvad screenshot 1
    Mullvad screenshot 1
    Mullvad screenshot 2
    +10
    Mullvad screenshot 3
  24. Swiss-based VPN that ensures online privacy with a high-speed network, advanced encryption, and no-logs policy, offering a free version. Supports multiple platforms and unblocks content worldwide.

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Google Chrome
    • Apple TV
    • Flathub
    • F-Droid
    • Android TV
    • Flatpak
    • Fire TV
    • Mozilla Firefox
    Proton VPN screenshot 1
    Proton VPN on Fedora
    Proton VPN screenshot 2
    +6
    Proton VPN screenshot 3
  25. IVPN icon
     Like

    IVPN is a commercial VPN service focused on multihop VPN connections and that does not log any data relating to their customers activities.

    Cost / License

    • Paid
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • Windows Phone
    • iPad
    • F-Droid
    • WireGuard
    • OPNsense
    • OpenWrt
    • Tomato
    • pfSense
    • OpenVPN
    • DD-WRT
    • Snapcraft
    IVPN screenshot 1
    IVPN screenshot 2
    IVPN screenshot 3
  26. Anonymizing Networks

  27. Tor icon
     Like

    Tor is free software and an open network that helps you defend against traffic analysis, a form of network surveillance that threatens personal freedom and privacy, confidential business activities and relationships, and state security.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    Tor screenshot 1
    Tor screenshot 1
  28. Snowflake is a system to defeat internet censorship. People who are censored can use Snowflake to access the internet. Their connection goes through Snowflake proxies, which are run by volunteers.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Google Chrome
    • Mozilla Firefox
    Snowflake Tor screenshot 1
    Snowflake Tor screenshot 1
    Snowflake Tor screenshot 2
    +1
    Snowflake Tor screenshot 3
  29. lokinet icon
     Like

    Lokinet is a decentralised onion router that uses Oxen service nodes as relays, giving Lokinet the same market-based Sybil attack resistance as the Oxen blockchain. Lokinet supports web browsing, onion-routed real-time voice communications, and other applications.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Debian
    • Arch Linux
    lokinet screenshot 1
  30. I2P icon
     Like

    The I2P network provides strong privacy protections for communication over the Internet. Many activities that would risk your privacy on the public Internet can be conducted anonymously inside I2P.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    I2P screenshot 1
    I2P screenshot 1
    I2P screenshot 2
    +1
    I2P screenshot 3
  31. Orbot icon
     Like

    Orbot is a freely licensed open-source application developed for the Android platform. It acts as a front-end to the Tor binary application, and also provides an HTTP Proxy for connecting web browsers and other HTTP client applications into the Tor SOCKS interface.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Orbot screenshot 1
    Orbot screenshot 2
    Orbot screenshot 3
  32. Surf the web through the Tor icon Tor network with this open source browser for iOS icon iOS devices.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • iPhone
    • iPad
    Onion Browser screenshot 1
    Onion Browser screenshot 2
  33. For Journalists/Whistleblowers (Higher Threat Models)

  34. Qubes OS icon
     Like

    Qubes is an open source operating system designed to provide strong security for desktop computing.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    • Fedora
    • Xen
    Qubes OS screenshot 1
    Qubes OS screenshot 1
    Qubes OS screenshot 2
    +9
    Qubes OS screenshot 3
  35. Briar icon
     Like

    An open-source decentralized and encrypted messaging app even without internet connection via Wi-Fi and Bluetooth. Messages are stored securely on your device, not in the cloud. Connect directly with nearby contacts - no Internet access is required.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Flathub
    • F-Droid
    Briar screenshot 1
    Briar screenshot 2
    Briar screenshot 3
  36. Cwtch icon
     Like

    Cwtch - (a Welsh word roughly translating to “a hug that creates a safe place”) is a decentralized, privacy-preserving, multi-party messaging protocol that can be used to build metadata resistant applications.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    Cwtch screenshot 1
    Cwtch screenshot 1
  37. Hush Line icon
     Like

    Hush Line is the first anonymous-tipline-as-a-service for organizations and individuals. Verified accounts are offered to journalists, newsrooms, public figures and activists, and organizations so you know your message is going to the right place. 🚀 Now in invite-only private beta!

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Self-Hosted
    The hosted version of Hush Line.
    The self-hosted version of Hush Line.
  38. SecureDrop is the encrypted anonymous communication system maintained by the Freedom of the Press Foundation that lets media organizations securely accept documents from and communicate with anonymous sources.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
    • Tor
  39. Enhance privacy with a secure, portable browser that hides your IP and encrypts connections on multiple platforms, maintaining anonymity.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Tor
    • OpenBSD
    • Flathub
    Tor Browser screenshot 1
    Tor Browser 10.0.3 is now based on the new version of Firefox for Android.
    Tor browser for android alpha
  40. Whonix icon
     Like

    Whonix is a desktop operating system designed for advanced security and privacy. Whonix mitigates the threat of common attack vectors while maintaining usability. Online anonymity is realized via fail-safe, automatic, and desktop-wide use of the Tor network.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    Whonix Desktop Environment
    Whonix Workstation running on Ubuntu
    Whonix Gateway running on XFCE
  41. Tails icon
     Like

    The Amnesic Incognito Live System (Tails) is a Debian icon Debian 9 based live CD/USB with the goal of providing complete Internet anonymity for the user. The product ships with several Internet applications, including web browser, IRC client, mail client...

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    • Tor Browser
    • GNOME
    • Tor
    • Thunderbird
    Tails screenshot 1
    Tails screenshot 1
  42. Kodachi is a Debian-based distro which can be run from a DVD or USB thumb drive. It filters network traffic via a VPN and Tor, obscuring the user's location. It attempts to clean up after itself, removing traces of its use from the computer.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    Linux Kodachi screenshot 1
    Linux Kodachi screenshot 1
    Linux Kodachi screenshot 2
  43. Team Collaboration

  44. Discourse icon
     Like

    Discourse is an open source discussion platform built for the next decade of the Internet. A modern forum, everything's been redesigned to be easy.

    Cost / License

    • Free Personal
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Ruby
    • JavaScript
    • Cloudron
    • Docker
    Discourse screenshot 1
    Discourse screenshot 1
    Discourse screenshot 2
    +1
    Discourse screenshot 3
  45. Mattermost is a secure, open source platform for communication, collaboration, and workflow orchestration across tools and teams.

    Cost / License

    • Paid
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • JavaScript
    • Software as a Service (SaaS)
    • Go (Programming Language)
    • Cloudron
    Mattermost screenshot 1
    Mattermost screenshot 1
    Mattermost screenshot 2
    +1
    Mattermost screenshot 3
  46. Element icon
     Like

    A secure collaboration app with end-to-end encryption and interoperability across web, desktop, and mobile. Includes chat, voice, and video calls.

    Cost / License

    • Free Personal
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Matrix.org
    • Flathub
    • F-Droid
    • Cloudron
    • Snapcraft
    Video calls for desktop and mobile
    Collaboration widgets
    Collaboration and screen sharing
    +1
    Connect with other apps
  47. Zulip icon
     Like

    Zulip is the only modern team chat app that is designed for both live and asynchronous conversations. Zulip topics create a separate space for each discussion, so different conversations will never get in each other's way.

    Cost / License

    • Free Personal
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • BSD
    • iPad
    • Self-Hosted
    • F-Droid
    Zulip screenshot 1
    Zulip screenshot 1
    Zulip screenshot 2
    +4
    Zulip screenshot 3
  48. Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • Cloudron
    Rocket.Chat screenshot 1
    Rocket.Chat screenshot 1
    Rocket.Chat screenshot 2
    +5
    Rocket.Chat screenshot 3
  49. Frontends

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