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microcosm

Updates, announcements, and other news from microcosm

Atmosphere sync: Tap, Hydrant, roll-your-own?

A rough framework for deciding how to keep up with atproto data

microcosm: atproto building blocks
April 02, 2026

Introducing Hubble: A Public Mirror for the Whole Atmosphere

New atproto infrastructure for network resilience, supported by a grant from Bluesky

microcosm: atproto building blocks
March 20, 2026

"statistically reasonable maximum"

How many entries can a Merkle Search Tree node have? An attempt to answer with half a million atproto repositories & two coin flips.

microcosm: atproto building blocks
January 28, 2026

microcosm 2025

A quick (and almost complete) retrospective of what happened in microcosm's first year

microcosm: atproto building blocks
January 01, 2026

Adversarial PLC directory migration

Contingency planning: what's our credible failover for the centralized underpinning of ATProto identities?

microcosm: atproto building blocks
September 19, 2025
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Weekly 2025-09-05

A us-east drop-in jetstream replacement, and a working demo for microcosm Pocket: non-public per-user per-app preference data storage!

microcosm: atproto building blocks
September 09, 2025

Weekly 2025-08-29

relays today relays tomorrow relays forever

microcosm: atproto building blocks
September 02, 2025
3

Weekly 2025-08-22

cut fibre optics, incident response, infra resilience was the (unplanned) order of the week

microcosm: atproto building blocks
August 27, 2025

Postmortem: 2025-08-18

Someone literally cut off my home internet

microcosm: atproto building blocks
August 19, 2025

weekly 2025-08-15

things that happened in the microcosm this week

microcosm: atproto building blocks
August 16, 2025

Six months of microcosm

What's happened and what's next

microcosm: atproto building blocks
August 11, 2025
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