Typesense
WorkOS
Fin
AppSignal
Persona
Beyond Finance
SumIt
TRMNL
Order.co
Chatwoot
Legacy? I prefer battle-tested.
Pair grazing. Like pair programming, but greener.
This dock is mine now. Non-blocking, though.
Scoot over. This plank is taken.
Sunbathing is a lifestyle.
I only surface for major releases.
Formation lead. Zero merge conflicts.
I review fish. Approve, approve, approve.
Squad's over there. I'm remote.
Drop a churro. I dare you.
Telegraph Hill rent: one cracker.
Wild parrot of Telegraph Hill, doing a flyby.
Check Agents on Rails: the first benchmark report
Peace, love, and open source.
Series A? We prefer Series Mars.
Great reception up here. Home says hi.
Karl the Fog? We go way back.
X-ray glasses. Somebody left them on the kerb.
retriable
zlib
graphql-fragment_cache
fx
bootsnap
pronto
pronto-rubocop
kamal-backup
barbeque
jwt
rails3-generators
aws-sdk-core
appengine-apis
mls
pronto-jshint
mirah
hotwire-spark
rspec-rails
raven-transports-fluentd
rubocop-gradual
graphql-persisted_queries
tpm-key_attestation
activerecord-sort
vcr
tzinfo
i18n
rspec-openapi
nokogiri
honeybadger
dubious
wsdirector-cli
inertia_rails-contrib
anycable
expeditor
lookbook
parallel
actionpack
acts_as_tenant
mission_control-jobs
capybara
panko_serializer
graphql-anycable
nanoid
ostruct-sanitizer
skooma
webmock
rubocop-rails
multipart-post
standard
groupdate
cose
activerecord-count_loader
0 complete
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Return a gem to its maintainer
Extra: return from last year's conference
More quests coming soon!
Q for quests, F for this panel.
The piano you hear on people is played by Sonic Pi, Sam Aaron's live coding music tool, and Ruby all the way down.
Animal calls by Igor Lazo and LokYYs (CC BY-SA 4.0) and Marco Dragonetti (CC BY 4.0). All trimmed and re-levelled for the Clouds; sources and licences. Other sounds CC0.
ยฉ 2026 SF Ruby. Organized by Evil Martians.
Get your own Pixel Card! San Francisco Ruby Conference, November 10-12, 2026
Join us โStaff Engineer @ Shopify
Ruby core committer. I'm optimizing Ruby's JIT compiler at Shopify.
43 gems of theirs in the hunt
activerecord-count_loader activerecord-has_count activerecord-precount activerecord-precounter barbeque barbeque_client benchmark-driver benchmark_driver benchmark_driver-output-gruff benchmark_driver-output-rubybench cells-hamlit2 deadline dotremap dwarftree erb expeditor ghq-cache haml hamlit hamlit-block hamlit-boolean_attributes hamlit-rails hocho irb itamae-plugin-recipe-docker itamae-plugin-recipe-rbenv itamae-plugin-resource-cask itamae-template karabiner libx11 lineprof md2key perf rack-user_agent raven-transports-fluentd rebuild reline rspec-openapi sqldef stackflame temple wrap-bootstrap-rails zlib
3 gems they have collected
benchkit rebuild activerecord-precount