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Start with the busiest corners of Substr

Trending

What is getting attention

PR
/s/privacy
4926

Practical privacy discussion around tools, habits, tradeoffs, and the small choices that help you keep more of your life to yourself.

TechnologyOpen
NO
/s/nostr
4012

A Substr for Nostr builders and users. Talk about clients, relays, NIPs, integrations, and everything happening in the Nostr ecosystem.

TechnologyOpen
SU
/s/substr
3428

A space for everything related to the platform. Share ideas, feature requests, feedback, complaints, or anything you’d like to see improved.

TechnologyOpen
BI
/s/bitcoin
3014

For Bitcoin discussion that goes beyond price, from self-custody and Lightning to culture, builders, and long-term thinking.

CryptoOpen
AI
/s/ai
225

Conversations about AI tools, models, agents, experiments, and how people are actually using them.

TechnologyOpen
ME
/s/memes
1621

Internet jokes, visual chaos, inside references, and the kind of posting that is better when nobody overexplains it.

EntertainmentOpen

New

Fresh substrs to look through

SH
/s/shorthand
621

Many of us taking notes or writing journals look for a faster way to do it than regular handwriting. On this substr, we will display and discuss a wide variety of shorthand systems where this can be possible.

AS
/s/askccp
420

members of Chinese Communist Party & anyone wants to ask, are welcome here to talk.

AR
/s/art
78

This is the place for all 'non-digital' art lovers.

DA
/s/daily-track
28

Daily Track is a read-only substr where one song is shared every day. No spam, no scrolling, no random posts — just one track worth your time.

JA
/s/jazz-with-groove
18

Grit, spit, groove, growl – for the discerning, dance-loving listener who likes to party, who cannot stand still and will howl without hesitation when experiencing an eargasm! Jazz for the quick-witted listener who shudders at the mere thought of having to listen to elevator jazz and will never snip to the swing for a whole evening.

BI
/s/bitcoin-safe
56

Bitcoin-Safe is a free, open-source desktop wallet that makes self-custody accessible to everyone. It supports hardware wallets, multisig, and air-gapped signing — no KYC, no accounts, no middlemen. Your keys, your sats.

Browse by category

Start with the busiest corners of Substr

These are the categories with the most substrs right now. Each block gives a quick taste without turning the page into one long directory.

Technology
23 substrs
PR
/s/privacy
4926

Practical privacy discussion around tools, habits, tradeoffs, and the small choices that help you keep more of your life to yourself.

NO
/s/nostr
4012

A Substr for Nostr builders and users. Talk about clients, relays, NIPs, integrations, and everything happening in the Nostr ecosystem.

SU
/s/substr
3428

A space for everything related to the platform. Share ideas, feature requests, feedback, complaints, or anything you’d like to see improved.

Art
8 substrs
OP
/s/open-source-art
915

Digital Art & Design work that is free to download, use and share. From Art Prints to Screenprints

AR
/s/art
78

This is the place for all 'non-digital' art lovers.

Entertainment
5 substrs
ME
/s/memes
1621

Internet jokes, visual chaos, inside references, and the kind of posting that is better when nobody overexplains it.

PA
/s/parallel-futures
30

Short stories from timelines too close to home — speculative fiction about alternate futures, broken systems, digital control, underground networks, hackers, node runners, ghosts in the machine, and worlds that feel a little too possible.

Culture
4 substrs
UN
/s/ungovernable-misfits
1326

Sick of being spied on and lied to? Ungovernable Misfits is your hub for privacy, self-sovereignty and building communities. Join the movement, Freedom isn’t given—it’s taken.

F1
/s/f1
615

The place for Formula 1 fans. Race discussions, driver debates, team strategies, rumors, technical talk, and everything happening in the world of F1. Lights out and away we go.

Other
4 substrs
PO
/s/podcasts
147

From shows to hosts

SH
/s/shitpost
52

shitposting, memes, etc

RE
/s/realpsychology
30

A freshly created Substr community.

Education
3 substrs
SH
/s/shorthand
621

Many of us taking notes or writing journals look for a faster way to do it than regular handwriting. On this substr, we will display and discuss a wide variety of shorthand systems where this can be possible.

AI
/s/ai-art
56

A place for AI-made visuals, prompts, workflows, and the strange creative ideas that come out of them.

DA
/s/daily-track
28

Daily Track is a read-only substr where one song is shared every day. No spam, no scrolling, no random posts — just one track worth your time.

MA
/s/madmunky
417

for my people , my own creations and stuff direct from my cave, stay Blessed

UT
/s/utopia-educators
30

Portal for a worldwide group of authors aspiring towards utopia through education.

TU
/s/tutors
20

Tutors and volunteers of nostr