Sponsors

#

#local_tech

1

1password

1

2

20i

1

2

2N

2

3

37signals

3

4

4moms

1

6C

6VOX CO.,LTD

1

8

84codes

1

AC

A's Child

1

AI

ANDPAD Inc.

2

AC

ASHITA-TEAM Co., Ltd.

1

AL

AcuteSysCom Ltd.

1

A

Agendor

1

A

Agileware

1

AI

Agileware Inc.

1

A

Aha!

2

A

Andpad

1

A

AppSignal

14

A

Ascenda

1

A

Atmosferiq

1

A

Avo

2

BC

BUNBU COMPANY LIMITED

1

B

Basecamp

2

BS

Bearded Studio

1

BS

Better Stack

1

BF

Beyond Finance

2

B

BigBinary

2

B&

Bloom & Wild

4

B

Bolt.new

1

B

Boost

1

BB

Branding Brand

1

BC

Braze Careers

1

B

Buildkite

1

B

Buzzsprout

2

CS

CMC Solutions INC.

1

C

Carney+Co

1

Cedarcode

5

C

Chef

1

C

Chime

3

CM

Cisco Meraki

3

C

Cleo

3

C

Clio

2

C

CloudAMQP

1

C

Codeminer42

3

C

Coder

1

Ca

Coffee and Code

1

C

CoinGecko

1

CI

Coincheck, Inc.

1

C

Consonance

2

C

Cookpad

4

C

Couchbase

1

CD

Crunchy Data

3

C

CubeSmart

1

CA

Culture Amp

1

C

Cuon.Inc

1

C

Cybergizer

1

D

DNSimple

3

D

Daystar

1

D

Deplo.io

2

DP

DevOpsDays Pittsburgh

1

D

Dexter

1

D

DocSpring

1

DI

Dogrun Inc.

1

D

Donatello.Co.,Ltd.

1

D

Doximity

3

EI

ESM, Inc.

3

E

EazyBI

2

E

EnHearth.team

1

E

Endress+Hauser

2

E

Enecom,Inc.

1

EY

Engine Yard

1

EC

Everyleaf Corporation

1

EM

Evil Martians

4

F

F&.NEXT

1

FE

Far End Technologies Corporation

1

F

Fastly

1

FI

Fenrir Inc.

1

FG

Finplus Group

1

F

Flagrant

4

F

Fleetio

2

FE

Flick Electric Co.

1

F

Flux

1

F

Form3

1

F

Framework

2

F

FreeAgent

3

FJ

Fujitsu Japan Limited

1

F

Fullscript

1

F

FusionAuth

1

GR

GARAIO REM

1

G

Gaji-Labo

1

G

GitHub

5

G

GitLab

3

GL

Glory League

1

GR

Go Rails

1

G

GoCardless

1

G

Gurzu

1

G

Gusto

4

HS

Happy Scribe

2

H

Harvest

1

HC

Hatena Co., Ltd.

1

HE

Headius Enterprises

1

HS

Henry Schein One

1

H

Heroku

2

H

HoneyBadger.io

1

H

Honeybadger

3

H

Huntress

2

I

IBM

1

II

INGAGE Inc.

1

IL

IQ Lab

1

IE

Ichibata Electric Railway Co.,Ltd

1

Ii

Ichizoku inc.

1

I

Incognia

1

I

Intercom

2

II

Internet Initiative Japan Inc.

1

IS

Irya Solutions

1

J

JDAQA

1

JB

Japan Business Press Co., Ltd.

1

JH

Japan High Soft Co., Ltd.

1

JE

Jeremy Evans

1

J

JetBrains

1

J

Jetrockets

1

J

Judge.me

1

J

Judoscale

1

KE

KOMATSU ELECTRIC INDUSTRY CO., LTD.

1

K

KOMOJU

1

KS

Kang Sheng

1

KG

Karnov Group

1

KC

Knowbe4 Careers

1

KL

Knowledge Lab Co., Ltd.

1

K

Koleo

1

K

KopoKopo

1

LC

LIBERTYFISH Co., Ltd.

1

L&

Lanes & Planes

1

L

LeanDog

1

L

LevelPath

1

L

Lexop

1

LR

Lil Regie

1

L

Linkana

1

L

LittleLines

1

L

LivingSocial

1

LI

Lokka, Inc

2

LN

Loyalty NZ

1

MI

MEDLEY, Inc.

1

M

Manas

1

MC

Matsukei Co.,Ltd.

1

M

MaxCDN

1

M

Meister

1

M

Meistertask

1

MW

Miles Woodroffe

1

MC

Mindful Chef

1

Mo

Ministry of Programming

1

M

ModCloth

1

MS

Mohit Sindhwani

1

M

Monde

1

MF

Money Forward, Inc.

1

M

MongoDB

2

MI

Monstarlab, Inc.

1

M

Mudflap

1

MC

Must Company

1

ML

Mutations Limited

1

N

Netlify

1

NA

Network Applied Communication Laboratory Ltd.

2

NR

New Relic

1

NI

Not Invented Here

1

O

ODDS

2

OC

OSS-Vision Co., Ltd.

1

O

Olympia

1

O

On

1

OS

Open Source Software Society Shimane

1

OW

Optimal Workshop

1

PI

PAY, Inc

1

PC

PDC Co., LTD.

1

PC

PENTAS-NET Co.,Ltd.

1

PA

PG Analyze

1

PC

PONOS Corp.

1

PC

PROBIZMO CO.,LTD

1

P

Paraxial

1

PI

Pasona Inc.

1

P

Paypal

1

P

Persona

1

PP

Pia Planer

3

PC

Pittsburgh Code & Supply

1

PC

Pittsburgh Cultural Trust

1

PA

Planet Aragon

1

PA

Planet Argon

2

P

Planetscale

1

PH

Power Home Remodeling

1

PP

Pragmatic Programmers

1

P

Procore

2

PH

Prosper Hedge

1

P

Publitas

1

PI

Puzzle ITC

3

Q

QoQa

2

QA

Quikk Api

1

RA

RDM Apps

1

R

REGISTACT.inc

1

RG

RIZAP GROUP, Inc.

1

RI

ROUTE06, Inc.

1

R

Railsware

1

R

Reinteractive

1

RR

Remote Ruby

1

RI

Rentio Inc.

1

R

Renuo

5

R

RoRvsWild

3

R

Rompslomp

1

RB

Ruby Business Council

1

RD

Ruby Development Inc.

2

Sb

STACK by GovTech

1

S

STMN.INC

1

S

Saeloun

2

S

Salsify

1

S

Scan

1

S

Scan.com

2

SA

Scout APM

1

SM

Scout Monitoring

2

SF

Sea Foam Media

1

S

Sentry

3

SJ

Shimane Johoshori Center Inc.

1

S

Shopify

11

S

Showclix

1

S

Sidekiq

2

SB

Simply Business

3

S

SkillerWhale

1

SC

Sky Co., LTD.

1

S

SmartHR

1

SI

SmartHR, Inc.

1

SC

SmartStyle Co.,Ltd.

1

S

Smartfit

1

S

Solutech

1

S

Sorcer

3

SL

Splout Ltd.

1

SM

Sticker Mule

1

SF

Stitch Fix

1

S

Sublayer

1

ST

Summa Technologies

1

S

Superlinear

1

TI

TOKIUM Inc.

1

T

TRMNL

1

TI

TSK Information System Co.Ltd.

1

T

TableCheck

2

TI

TakeyuWeb Inc.

1

T

TeamSnap

1

T

Tebiki

1

TP

Techno Project Japan Co.

1

TL

Telos Labs

2

TD

Test Double

1

TG

The Grant T. Olson Endowment for the Arts and Sciences

1

TL

Theta Lake, Inc.

1

TT

Think Through Math

1

TI

Timee, Inc.

1

T

Timescale

1

TR

Tokyo Ruby Conference 12 Executive Committee

1

T

Trineo

1

TS

Trust Software Co.

1

T

TwoGate

1

T

Typesense

7

U

UPMC

1

U

Ubicloud

1

UI

Unifa Inc.

1

UP

United Pixelworkers

1

VL

VITAL LEAD Co., Ltd.

1

V

Valkey

1

V

ViaEurope

1

V

Visuality

2

V

Vonage

1

WC

WYRD Corporation

1

WS

Wall-to-Wall Studios

1

W

WePay

1

W

Welaika

2

W

Wellsheet

1

WC

Willport Co., Ltd.

1

W

WizardHealth

1

W

Workato

1

W

Workbrew

1

W

Workforce

1

W

Wyeworks

1

YL

YouCube LLC.

1

ZL

ZAUEL LLC.

1

Z

Zendesk

2

ZS

Zipcode Services

1

a

atpoint

1

cI

codeTakt Inc.

2

eI

e-Grid Inc.

1

eL

esa LLC

1

fK

freee K.K.

2

m

makandra

2

mi

mov inc.

2

p

prevail

1

s

seQura

1

sn

specified non-profit corporation mruby Forum

1

t

thoughtbot

1

v

v360

1

xI

xalpha Inc.

2

日

日本Rubyの会

1