RubyKaigi 2026
RubyKaigi 2026 ran Apr 22–24, 2026 in Hakodate, Japan. 38 companies are listed at RubyKaigi 2026: 38 sponsors. RubyKaigi does not publish package prices. Software Engineering events that do start at a median of $3,000 and top out at $13k (32 events).more
Key facts
Companies listed, rebooking, prices and rank.
Who is there
The 10 companies here seen at the most other events we track.
| Company | Other events | Booth or tier |
|---|---|---|
 Shopify shopify.com | 11other events | Ruby Sponsor |
Sentry sentry.io | 7other events | Platinum Sponsor |
JetBrains s.r.o. jetbrains.com | 3other events | Platinum Sponsor |
ANDPAD Inc. andpad.co.jp | None | Ruby Sponsor |
Cookpad Inc. cookpad.com | None | Platinum Sponsor |
DELTA Co., Ltd. teamdelta.jp | None | Platinum Sponsor |
ESM, Inc. esm.co.jp | None | Platinum Sponsor |
Findy Inc. findy.co.jp | None | Platinum Sponsor |
GA technologies Co., Ltd. ga-tech.co.jp | None | Platinum Sponsor |
Gaji-Labo Inc. gaji.jp | None | Ruby Sponsor |
Exhibitor profile
How many other events these companies go to.
Sponsorship
RubyKaigi does not publish package prices.
Light band: the middle half of entry packages at 32 software engineering events ($925 to $7,625). Dark band: their top packages ($4,625 to $39k).
Related conferences
Where the same companies turn up.
| Conference | Shared companies |
|---|---|
Google Cloud Next 2026 · Software Engineering | 2shared |
RubyKaigi 2026 sponsors
38 companies, grouped by the tier the organizer lists them under.
Ruby Sponsor
| Company | Other events |
|---|---|
Shopify shopify.com | 11other events |
ANDPAD Inc. andpad.co.jp | None |
Gaji-Labo Inc. gaji.jp | None |
GMO Internet Group gmo.jp | None |
hacomono Inc. hacomono.co.jp | None |
ITANDI, Inc. itandi.co.jp | None |
IVRy Inc. ivry.jp | None |
KOMOJU Co., Ltd. komoju.com | None |
Medley, Inc. medley.jp | None |
mov inc. mov.am | None |
Platinum Sponsor
| Company | Other events |
|---|---|
Sentry sentry.io | 7other events |
JetBrains s.r.o. jetbrains.com | 3other events |
Cookpad Inc. cookpad.com | None |
DELTA Co., Ltd. teamdelta.jp | None |
ESM, Inc. esm.co.jp | None |
Findy Inc. findy.co.jp | None |
GA technologies Co., Ltd. ga-tech.co.jp | None |
giftee Inc. giftee.co.jp | None |
Hubble Inc. hubble-docs.com | None |
kickflow, Inc. kickflow.co.jp | None |
Leafea, Inc. leafea.co.jp | None |
Leaner Technologies Inc. leaner.co.jp | None |
Linc'well Inc. linc-well.com | None |
Link and Motivation Inc. lmi.ne.jp | None |
mybest,Inc. my-best.com | None |
Net Protections, Inc. netprotections.com | None |
note inc. note.com | None |
OPTiM Corporation optim.com | None |
pixiv Inc. pixiv.net | None |
SmartBank, Inc. smartbank.co.jp | None |
SmartHR, Inc. smarthr.co.jp | None |
STORES, Inc. st.inc | None |
Studist studist.jp | None |
Timee, Inc. timee.co.jp | None |
TOKIUM Inc. keihi.com | None |
WED, Inc. wed.company | None |
with.inc | None |
ZOZO, Inc. zozo.com | None |
What sponsoring RubyKaigi costs
Packages
Tiers the organizer lists, without prices.
| Package | What it includes |
|---|---|
| Ruby Sponsor | |
| Platinum Sponsor |
Against software engineering events
32 events that publish their prices.
Source: rubykaigi.org/2026/sponsors/
Similar conferences and prospects
Conferences that share the most companies
Where RubyKaigi's sponsors and exhibitors also turn up.
| Conference | Shared companies |
|---|---|
Google Cloud Next 2026 · Software Engineering | 2shared |
At other software engineering events, not here yet
Companies listed at two or more software engineering conferences that have never been at RubyKaigi.
| Company | Software Engineering events |
|---|---|
Microsoft microsoft.com | 15events |
Datadog datadoghq.com | 8events |
IBM ibm.com | 8events |
Cloudflare cloudflare.com | 6events |
Deloitte deloitte.com | 6events |
Intel Corporation intel.com | 6events |
Red Hat AI redhat.com | 6events |
Accenture accenture.com | 5events |
 Amazon amazon.com | 5events |
Chainguard chainguard.dev | 5events |
CodeRabbit coderabbit.ai | 5events |
Google google.com | 5events |
How to sponsor RubyKaigi
The organizer, its sponsorship inbox and prospectus, and the pages these lists come from.
We list the addresses an organizer publishes for sponsorship and exhibit questions, never a named person’s email.
- rubykaigi.org38 companies
About RubyKaigi 2026
RubyKaigi 2026 ran Apr 22–24, 2026 in Hakodate, Japan.
38 companies are listed at RubyKaigi 2026: 38 sponsors.
RubyKaigi does not publish package prices. Software Engineering events that do start at a median of $3,000 and top out at $13k (32 events).
Questions
Who sponsors at RubyKaigi 2026?
38 companies are listed at RubyKaigi 2026, including Shopify, Sentry, JetBrains s.r.o., ANDPAD Inc., Cookpad Inc., DELTA Co., Ltd..
How much does it cost to sponsor RubyKaigi?
RubyKaigi does not publish its prices. Across 32 software engineering events that do, the entry package has a median of $3,000 and the top package $13k.
When and where is RubyKaigi 2026?
RubyKaigi 2026 is Apr 22–24, 2026 in Hakodate, Japan.