Subtype and topic

Software projects for security and privacy

Every link here is classified as software projects for security and privacy.

Hall of Fame: 17
Candidates: 28
Median span: 4.9 yrs
First seen: 2014

Strongest Hall records

17 items

Pass: The standard Unix password manager

www.passwordstore.org 22 submissions · 21 people · 11.3 years

Hall of Fame Class of 2021-04 Resurfaced 2025-09-13

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Qubes OS: A reasonably secure operating system

www.qubes-os.org 15 submissions · 15 people · 11.0 years

Hall of Fame Class of 2022-03 Resurfaced 2025-01-12

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AdNauseam – clicking ads so you don't have to

adnauseam.io 11 submissions · 11 people · 9.7 years

Hall of Fame Class of 2023-02 Resurfaced 2025-04-05

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Age: A simple, modern and secure file encryption tool

github.com 9 submissions · 9 people · 4.8 years

Hall of Fame Class of 2022-09 Resurfaced 2024-08-04

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Osquery: An sqlite3 virtual table exposing operating system data to SQL

osquery.io 11 submissions · 11 people · 8.8 years

Hall of Fame Class of 2024-02 Resurfaced 2024-02-25

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Standard Notes – A notes app with a focus on longevity, portability, and privacy

standardnotes.org 10 submissions · 10 people · 4.3 years

Hall of Fame Class of 2021-04 Resurfaced 2021-04-16

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AdNauseam: Fight Back Against Advertising Networks and Privacy Abuse

github.com 5 submissions · 5 people · 8.0 years

Hall of Fame Class of 2024-12 Resurfaced 2023-08-23

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TOX – A New Kind of Instant Messaging

tox.chat 6 submissions · 6 people · 7.9 years

Hall of Fame Class of 2021-10 Resurfaced 2021-10-05

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Headscale: Open-source implementation of the Tailscale control server

github.com 8 submissions · 7 people · 3.8 years

Hall of Fame Class of 2025-04 Resurfaced 2025-04-03

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GrapheneOS – A privacy and security-focused mobile OS with Android compatibility

grapheneos.org 10 submissions · 9 people · 5.6 years

Hall of Fame Class of 2022-07 Resurfaced 2025-01-17

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Ghidra by NSA

github.com 6 submissions · 6 people · 6.9 years

Hall of Fame Class of 2026-02 Resurfaced 2026-02-14

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Valetudo – Cloud replacement for vacuum robots enabling local-only operation

valetudo.cloud 5 submissions · 5 people · 3.9 years

Hall of Fame Class of 2025-10 Resurfaced 2025-10-20

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Bitwarden compatible server written in Rust

github.com 6 submissions · 6 people · 4.0 years

Hall of Fame Class of 2024-08 Resurfaced 2024-08-14

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Secretive – macOS native app to store SSH keys in the Secure Enclave

github.com 5 submissions · 5 people · 4.9 years

Hall of Fame Class of 2025-05 Resurfaced 2023-03-10

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BearSSL – Smaller SSL/TLS

bearssl.org 6 submissions · 6 people · 8.4 years

Hall of Fame Class of 2022-10 Resurfaced 2022-10-29

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LuLu: An open-source macOS firewall that blocks unknown outgoing connections

objective-see.com 5 submissions · 5 people · 3.3 years

Hall of Fame Class of 2021-01 Resurfaced 2021-01-12

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GoodbyeDPI: Deep Packet Inspection circumvention utility

github.com 5 submissions · 5 people · 4.9 years

Hall of Fame Class of 2024-08 Resurfaced 2022-07-23

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Recently resurfaced

latest 20+ point return

Ghidra by NSA

github.com 6 submissions · 6 people · 6.9 years

Hall of Fame Class of 2026-02 Resurfaced 2026-02-14

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Valetudo – Cloud replacement for vacuum robots enabling local-only operation

valetudo.cloud 5 submissions · 5 people · 3.9 years

Hall of Fame Class of 2025-10 Resurfaced 2025-10-20

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Pass: The standard Unix password manager

www.passwordstore.org 22 submissions · 21 people · 11.3 years

Hall of Fame Class of 2021-04 Resurfaced 2025-09-13

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AdNauseam – clicking ads so you don't have to

adnauseam.io 11 submissions · 11 people · 9.7 years

Hall of Fame Class of 2023-02 Resurfaced 2025-04-05

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Headscale: Open-source implementation of the Tailscale control server

github.com 8 submissions · 7 people · 3.8 years

Hall of Fame Class of 2025-04 Resurfaced 2025-04-03

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Candidates

Browse 28 candidates

Snowflake

snowflake.torproject.org 9 submissions · 9 people · 6.5 years

Candidate Resurfaced 2023-07-30

Needs:2 breakout events 720+ days apart

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NewPipe – The lightweight YouTube experience for Android

newpipe.net 4 submissions · 3 people · 4.0 years

Candidate Resurfaced 2026-02-15

Needs:5 submissions

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Whonix – A desktop operating system designed for advanced security and privacy

www.whonix.org 9 submissions · 9 people · 9.2 years

Candidate Resurfaced 2023-09-14

Needs:2 breakout events 720+ days apart

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Keycloak: Open-source identity and access management

www.keycloak.org 4 submissions · 4 people · 5.2 years

Candidate Resurfaced 2022-05-04

Needs:5 submissions

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Simple and flexible tool for managing secrets

github.com 9 submissions · 8 people · 7.4 years

Candidate Resurfaced 2023-03-11

Needs:2 breakout events 720+ days apart

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Sandsifter: find undocumented instructions and bugs on x86 CPU

github.com 5 submissions · 4 people · 7.2 years

Candidate Resurfaced 2018-10-09

Needs:2 breakout events 720+ days apart

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Consent-O-Matic – automatically fills ubiquitous pop-ups with your preferences

consentomatic.au.dk 5 submissions · 5 people · 2.3 years

Candidate Resurfaced 2024-09-08

Needs:2 breakout events 720+ days apart

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Mkcert: Simple zero-config tool to make locally trusted development certificates

github.com 9 submissions · 8 people · 5.8 years

Candidate Resurfaced 2022-10-29

Needs:2 breakout events 720+ days apart

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Frigate: Open-source network video recorder with real-time AI object detection

frigate.video 4 submissions · 4 people · 2.9 years

Candidate Resurfaced 2025-08-05

Needs:2 breakout events 720+ days apart5 submissions

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Supercookie: Browser Fingerprinting via Favicon

github.com 3 submissions · 3 people · 4.8 years

Candidate Resurfaced 2025-11-16

Needs:5 submissions

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Firejail: Light, featureful and zero-dependency security sandbox for Linux

firejail.wordpress.com 6 submissions · 6 people · 6.9 years

Candidate Resurfaced 2023-07-11

Needs:2 breakout events 720+ days apart

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SecureDrop – An open-source whistleblower submission system

securedrop.org 3 submissions · 3 people · 9.1 years

Candidate Resurfaced 2021-01-21

Needs:5 submissions

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Privacy Badger is a free browser extension made by EFF to stop spying

privacybadger.org 3 submissions · 3 people · 3.3 years

Candidate Resurfaced 2025-09-28

Needs:5 submissions

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Consent-O-Matic

github.com 4 submissions · 4 people · 4.3 years

Candidate Resurfaced 2026-01-18

Needs:5 submissions

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Delta Chat – Email Based PGP Encrypted Chat

delta.chat 3 submissions · 3 people · 6.8 years

Candidate Resurfaced 2025-03-05

Needs:5 submissions

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Tinc VPN: Secure Private Network Between Hosts

www.tinc-vpn.org 3 submissions · 3 people · 6.3 years

Candidate Resurfaced 2023-06-27

Needs:5 submissions

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Magic Wormhole: get things from one computer to another, safely

github.com 3 submissions · 3 people · 3.2 years

Candidate Resurfaced 2024-08-17

Needs:5 submissions3 active years

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Firejail – Sandbox Linux Applications

github.com 5 submissions · 5 people · 6.5 years

Candidate Resurfaced 2022-03-27

Needs:2 breakout events 720+ days apart

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Sniffnet: Open-source, cross platform application to monitor network traffic

github.com 11 submissions · 7 people · 2.3 years

Candidate Resurfaced 2025-02-02

Needs:2 breakout events 720+ days apart

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Show HN: Streisand – Silence censorship, automate the effect

github.com 7 submissions · 7 people · 2.7 years

Candidate Resurfaced 2017-03-30

Needs:2 breakout events 720+ days apart

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Piped – An alternative privacy-friendly YouTube front end

github.com 3 submissions · 3 people · 2.3 years

Candidate Resurfaced 2023-10-17

Needs:5 submissions3 active years

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Show HN: WireHole's New UI Makes Managing WireGuard Clients Easy

github.com 4 submissions · 3 people · 3.1 years

Candidate Resurfaced 2023-10-28

Needs:2 breakout events 720+ days apart5 submissions

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Acoustic Keyboard Eavesdropping

github.com 5 submissions · 5 people · 5.4 years

Candidate Resurfaced 2022-05-16

Needs:2 breakout events 720+ days apart

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Curl-impersonate: Special build of curl that can impersonate the major browsers

github.com 3 submissions · 3 people · 3.1 years

Candidate Resurfaced 2025-04-03

Needs:5 submissions

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/e/OS is a complete "deGoogled", mobile ecosystem

e.foundation 3 submissions · 3 people · 2.6 years

Candidate Resurfaced 2026-03-02

Needs:2 breakout events 720+ days apart5 submissions

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Project Oak: Meaningful control of data in distributed systems

github.com 5 submissions · 3 people · 6.5 years

Candidate Resurfaced 2024-08-14

Needs:2 breakout events 720+ days apart

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Command Line Interface for Signal

github.com 3 submissions · 3 people · 4.8 years

Candidate Resurfaced 2021-06-29

Needs:2 breakout events 720+ days apart5 submissions

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FreedomBox: Run your digital services from your home

freedombox.org 3 submissions · 3 people · 2.8 years

Candidate Resurfaced 2021-02-07

Needs:2 breakout events 720+ days apart5 submissions

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