Over the years I’ve collected quite some amount of links/sites covering different aspects of the tech world - especially Linux and BSD related stuff.

Without further ado, let’s get the ball rolling!

Linux

Linux hardware database: https://linux-hardware.org/

Information about packages/repositories: https://repology.org/

Debian pastebin: https://paste.debian.net/

Linux kernel driver database: https://cateee.net/lkddb/web-lkddb/

LQ Forum: https://www.linuxquestions.org/questions/

Debian docs: https://www.debian.org/doc/

Debian wiki: https://wiki.debian.org/

Debian package tracker: https://tracker.debian.org/

Debian forum: https://forums.debian.net/

Debian Man pages: https://manpages.debian.org/

Debian bugtracker: https://www.debian.org/Bugs/

Debian package browser: https://www.debian.org/distrib/packages

Debian admin book: https://debian-handbook.info/browse/stable/

Debian sources: https://sources.debian.org/

Debian archives: https://www.debian.org/distrib/archive.en

Debian reference: https://www.debian.org/doc/manuals/debian-reference/

Debian security bug tracker: https://security-tracker.debian.org/tracker/

Debian snapshots: https://snapshot.debian.org/

Debian screenshots: https://screenshots.debian.net/packages

Ubuntu wiki (German): https://wiki.ubuntuusers.de/Startseite/

Gentoo wiki: https://wiki.gentoo.org/wiki/Main_Page

Arch wiki: https://wiki.archlinux.org/

Arch forum: https://bbs.archlinux.org/

Arch package statistics: https://pkgstats.archlinux.de/packages

Linux kernel documentation: https://docs.kernel.org/index.html

Slackware wiki: https://docs.slackware.com/

sysctl explorer: https://sysctl-explorer.net/

Linux kernel teaching: https://linux-kernel-labs.github.io/refs/heads/master/

Linux kernel: https://kernel.org

Ubuntu hardware list: https://ubuntu.com/certified

BSD

BSD hardware database: https://bsd-hardware.info/

RUN BSD: https://runbsd.info/

FreeBSD bug tracker: https://bugs.freebsd.org/bugzilla/

FreeBSD wiki: https://wiki.freebsd.org/

FreeBSD man pages: https://www.freebsd.org/cgi/man.cgi

Freshports (FreeBSD): https://www.freshports.org/

FreeBSD handbook: https://docs.freebsd.org/en/books/handbook/

OPNSense docs: https://docs.opnsense.org/index.html

pfSense docs: https://docs.netgate.com/pfsense/en/latest/

OPNSense forum: https://forum.opnsense.org/index.php

UnitedBSD: https://www.unitedbsd.com/

BSD howtos: https://www.bsdhowto.ch/index.html

BSDForen wiki (German): https://wiki.bsdforen.de/index.html

BSDForen forum (German): https://www.bsdforen.de/

DaemonForums: https://daemonforums.org/

NYC*BUG dmesgd: https://dmesgd.nycbug.org/index.cgi

BSD howto collection: https://calomel.org/

BSD Cafe Journal: https://journal.bsd.cafe/

BSD Cafe Wiki: https://wiki.bsd.cafe/

Bastille docs: https://docs.bastillebsd.org/en/master/index.html

OpenBSD FAQ: https://www.openbsd.org/faq/index.html

OpenBSD Man pages: https://man.openbsd.org/

Various (Mixed)

WinWorld: https://winworldpc.com/home

Common TCP/UDP ports: https://en.wikipedia.org/wiki/List_of_TCP_and_UDP_port_numbers

IANA ports list: https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml

MX Toolbox: https://mxtoolbox.com/

RFC Editor: https://www.rfc-editor.org/

Windows command reference: https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/windows-commands

Crontab Guru: https://crontab.guru/

Docker Hub: https://hub.docker.com/

Trash Mail: https://www.trash-mail.com/en/

Download time calculator: https://www.omnicalculator.com/other/download-time

Password strength meter: https://www.passwordmonster.com/

SSL test: https://www.ssllabs.com/ssltest/

Public SearxNG instances: https://searx.space/

IPv6 test/check: https://ipv6-test.com/

winget repo browser: https://winstall.app/

Another winget repo browser: https://winget.run/

Flathub: https://flathub.org/

MyIP: https://www.myip.com/

Proton DB: https://www.protondb.com/

WineHQ: https://appdb.winehq.org/

OS.click (OS Downloads): https://os.click/en

CPU comparison: https://www.cpubenchmark.net/singleCompare.php

Retro tech wiki: http://gunkies.org/wiki/Main_Page

MSXFAQ (Windows - German): https://www.msxfaq.de/

PowerShell gallery: https://www.powershellgallery.com/

Shoda: https://www.shodan.io/

Exploit DB: https://www.exploit-db.com/

EOL dates: https://endoflife.date/

HackTricks: https://book.hacktricks.wiki/en/index.html

GTFOBins: https://gtfobins.github.io/

LOLBAS: https://lolbas-project.github.io/#

Wallpapers: https://wallhaven.cc/

Speedruns: https://www.speedrun.com/

Beta wiki: https://betawiki.net/wiki/Main_Page

FOSStodon: https://fosstodon.org

Ansible docs: https://docs.ansible.com/

Archive.org: https://archive.org/

ipleak: https://ipleak.net/

iknowwhatyoudownload torrent checker: https://iknowwhatyoudownload.com/en/peer/

Garfield comic: https://www.gocomics.com/garfield

Calvin and Hobbes comic: https://www.gocomics.com/calvinandhobbes

Unsplash wallpapers: https://unsplash.com/

EOF

Certainly, there are some links that I probably forgot to add.
Well, my bookmark list is pretty clean and sorted… but in the end there could still be a link that I’ve missed.

Oh well, it is fine.

Enjoy!

…and as always:

Stay Open!