Bitmask
Bitmask is an open source application to provide easy and secure encrypted communication. You can choose among several different service providers or start your own. Currently, Bitmask supports encrypted internet (VPN) and encrypted email. Learn more at bitmask.net
Briar
Briar offers peer-to-peer encrypted messaging and forums, storing data securely on your device and not in the cloud. Briar also allows you to connect directly with nearby contacts without Internet access, making messaging possible with low-bandwidth or when Internet access is blocked.
CENO (Censorship.no!)
CENO (short for Censorship.no!) is a mobile Web browser using a novel approach to circumvent Internet censorship infrastructure, allowing users living in a censored zone to share retrieved content with each other, peer to peer.
Check
Check is an open source collaborative tool developed by Meedan that helps professional and citizen journalists, civil society organizations and activists verify breaking news online, in real time. In an era in which mis-information and verified news alike are constantly vying for our attention online and through social media platforms, having the tools available to verify information quickly, before it spreads, is vital.
Commotion
Commotion is a free, open-source communication tool that uses wireless devices to create decentralized mesh networks. Commotion provides a way for you to share your Internet connection with the people around you, but it is not a replacement for your Internet connection. Learn more at commotionwireless.net
Cupcake
Cupcake empowers you to assist censored internet users all over the world by turning your web browser into a bridge to the Tor network. Learn more at cupcakebridge.com
Deflect
"Deflect is a robust and innovative website protection service designed to withstand distributed denial of service (DDoS) attacks." Learn more at deflect.ca
Enigmail
Enigmail is a Mozilla Thunderbird add-on that allows you to use OpenPGP to encrypt and digitally sign your emails and to decrypt and verify messages you receive. Learn more at enigmail.net
F-Droid
F-Droid is an installable catalogue of FOSS (Free and Open Source Software) applications for the Android platform. The client makes it easy to browse, install, and keep track of updates on your device.
FreeBrowser
FreeBrowser is a free Android app that provides access to an uncensored internet. Learn more at freebrowser.org and greatfire.org
Freenet
Freenet is free software which lets you anonymously share files, browse and publish "freesites" (web sites accessible only through Freenet) and chat on forums, without fear of censorship. Learn more at freenet.org
GlobaLeaks
GlobaLeaks is an open source project aimed at creating a worldwide, anonymous, censorship-resistant, distributed whistleblowing platform. Learn more at globaleaks.org.
I2P (The Invisible Internet Project)
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. Learn more at geti2p.net
keys.openpgp.org
The keys.openpgp.org server is a public service for the distribution and discovery of OpenPGP-compatible keys, commonly referred to as a 'keyserver.'
Lantern
Lantern is an Internet proxy tool that lets you access blocked sites. Learn more at getlantern.org
Mailpile
A modern, fast web-mail client with user-friendly encryption and privacy features. 100% Free and Open Source software. Learn more at mailpile.is
Mailvelope
Mailvelope is a browser extension that enables the exchange of encrypted emails following the OpenPGP encryption standard. Learn more at mailvelope.com
M-Lab Chrome App
Measurement Lab is a global platform for hosting network measurement tests to assess the health of your Internet connection. Each test has a server side component and a client side component. The M-Lab Measure App is a Chrome application allowing the user to run a network performance test, schedule that test to run regularly, and visualizes the results over time. The Measure App also allows users to annotate and export their results locally, enabling people or organizations to conduct their own research on specific connections or locations without needing any specialized database knowledge. Learn more at measurementlab.net
NoScript
NoScript is a Firefox extension that provides extra protection for Firefox, Seamonkey and other mozilla-based browsers. It is a free, open source add-on that allows JavaScript, Java, Flash and other plugins to be executed only by trusted web sites of your choice. Learn more at noscript.net
Onion Browser
"Onion Browser is a free and open-source web browser for iPhone and iPad that encrypts and tunnels web traffic through the Tor network, with extra features to help you browse the internet privately." Learn more about Onion Browser.
OnionShare
OnionShare is an open source tool that lets you securely and anonymously share a file of any size.
OONI Probe (Open Observatory of Network Interference)
OONI Probe is a free software, global observation network for detecting censorship, surveillance and traffic manipulation on the internet.
OpenKeychain
OpenKeychain is an app for Android that helps you communicate more privately and securely. It is based on the well established OpenPGP standard making encryption compatible across your devices and operating systems. Learn more at www.openkeychain.org
Orbot
Orbot is a free proxy app that empowers other apps to use the internet more securely. Orbot uses Tor to encrypt your Internet traffic and then hides it by bouncing through a series of computers around the world. Learn more at guardianproject.info
Psiphon
Psiphon is a circumvention tool for Android and Windows that utilizes VPN, SSH and HTTP Proxy technology to provide you with uncensored access to Internet content. Your Psiphon client will automatically learn about new access points to maximize your chances of bypassing censorship. Learn more at psiphon3.com
Ripple
Ripple is a "panic button" that can send it's trigger message to any app that is a "panic responder". Such apps can do things like lock, disguise themselves, delete private data, send an emergency message, and more. It is meant for situations where there is time to react, but where users need to be sure it is not mistakenly set off. Learn more at guardianproject.info.
Umbrella
Umbrella provides all the advice needed to operate safely in a hostile environment. With step-by-step advice and checklists for every situation from sending a secure email to emergency evacuation - Umbrella provides you with a one-stop-shop for all the latest tools and information on how to operate securely as and when you need it. Learn more at secfirst.org
Save by Open Archive
Save (Share Archive Verify Encrypt) is a free, open-source mobile app designed to help people preserve, protect, and amplify audio/visual media, currently available for iOS and Android. Functionalities include hash media verification, adding metadata via Proofmode and Creative Commons licensing to audio/visual mobile media, and sending it to the Internet Archive and other private archives over the privacy-focused Tor network.
SecureDrop
SecureDrop is an open-source whistleblower submission system that media organizations can use to securely accept documents from and communicate with anonymous sources.
Signal
Signal is a secure messaging application available on Android, iOS, Windows, macOS and Linux that offers end-to-end encrypted messaging and calls.
Surveillance Self Defense
Modern technology has given those in power new abilities to eavesdrop and collect data on innocent people. Surveillance Self-Defense is EFF's guide to defending yourself and your friends from surveillance by using secure technology and developing careful practices. Learn more at ssd.eff.org.
Suspicious Email Submitter (SES)
The Suspicious Email Submitter is a browser extension (Chrome, Chromium, Firefox) for the easy submission of suspicious emails to a MISP instance for further analysis. Learn more about SES.
Tella
Tella is a documentation app for Android. In challenging environments--with limited or no internet connectivity or in the face of repression--Tella makes it easier and safer to document events, whether that’s violence, human rights violations, corruption, or electoral fraud.
Tails
Tails is a complete operating system that aims to preserve your privacy and anonymity. It helps you to use the Internet anonymously and circumvent censorship almost anywhere you go and on any computer but leaving no trace unless you ask it to explicitly. It is Free Software and based on Debian GNU/Linux. Learn more at tails.boum.org.
Tor Browser
Tor is free software and an open network that helps users defend against traffic analysis, a form of network surveillance that threatens personal freedom and privacy, confidential business activities and relationships, and state security. Learn more at torproject.org.
TunnelBear
TunnelBear is a user-friendly VPN with mobile and desktop apps as well as a browser extension.
VeraCrypt
Full disk encryption software for Windows, Mac OSX and Linux. Learn more at www.veracrypt.fr