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RubyKaigi

RubyKaigi✓

Mastodon @rubykaigi@ruby.social
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🔄 Data last refreshed 5 hours ago
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Make a deal with RubyKaigi

🔒 Paid proposals held safely in escrow — released only when the work's approved.

📣Sponsored postOne disclosed post (toot) with your link and message. $12→ 🧵Sponsored threadA multi-post explainer or story — the fediverse rewards dept… $30→ 📦Product seeding / honest reviewSend me your product — I post a disclosed, honest take. Auth… $16→ 📌Pinned sponsored postA disclosed post pinned to the top of my profile for the mon… $36/mo→ 🔗Profile link (bio field)Your link in one of my profile metadata fields for the month… $18/mo→ 🔁Boost packageI boost (repost) your account's toots through the month — di… $24/mo→ 🏛️Instance / community sponsorshipSponsor the server I run — a sponsor line in the About/rules… $30/mo→ 🤝Mutual boost collabWe boost each other across instances — a value swap between … Swap→ 🎬UGC HireBranded content for your own channels & ads from $50→ 🎙️Podcast guest spotInvite RubyKaigi onto your podcast (~45 min, remote) $26→

Every booking is a normal escrow-protected deal.

Followers
446
Account age
3 yrs
🧰 Free analysis for RubyKaigi
🕵️ Fake follower check 📊 Engagement rate 💰 What they charge

📊 Post engagement

10
Avg engagement / post
2.2%
Engagement vs followers
Feb 2023
On Mastodon since

🔥 Top post: RubyKaigi 2027 #rubykaigi 🗓️ 14..16 Apr 2027 🥭 Miyazaki, Japan · 33 likes + reposts

📊 Activity & format

Posting cadence
3 / week
Posts several times a week.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
149×
Follows 3 back. A strong ratio — an audience that follows them, not a follow-for-follow network.

Recent posts

View on Mastodon ↗
🔥 Top post RubyKaigi 2027 #rubykaigi 🗓️ 14..16 Apr 2027 🥭 Miyazaki, Japan ★ 33
Our lanyards arrived late, so at today's pre-checkin we handed out badges with temporary straps. If yours is unbranded, swing by reception tomorrow to swap it. You can still head straight to the session halls in the morning. #rubykaigi ★ 4 Tsunami Warning has been issued to Hakodate due to the earthquake. If you already arrive jn Hakodate, take evacuating action immediately. Follow appropriate news sources for the latest updates. https://x.com/en_nerv/status/2046135703382417… ★ 27 RubyKaigi 2026 is now officially sold out. No additional tickets will be available to purchase. See you in Hakodate! #rubykaigi ★ 3 Official Party: We'll add the final batch of tickets at 14 Apr 1pm JST. If you look for Official Party tickets, don't miss this last chance. #rubykaigi ★ 9 Offical Party Tickets restocked. #rubykaigi ★ 4 Attendees can expect a few more rounds of restocking. ★ 2 Official Party: Tickets restocked. #rubykaigi ★ 3 The Official Party tickets will be added tonight JST for EMEA attendees. We'll be adding more tickets several times until it's full. #rubykaigi ★ 10 We plan to release extra tickets at 6 Apr 9am JST. #rubykaigi ★ 6 RubyKaigi 2026 attendee tickets just sold out. We'll look into releasing more if we can, but it won't be available immediate. #rubykaigi ★ 10 RubyKaigi 2026 Social events line-up is live. We expect more events to come, and most events start registration on 6 Apr or later. https://rubykaigi.org/2026/events/ #rubykaigi ★ 13

🐘 Community & instance

Home server
ruby.social
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Feb 2023
An established account with real history on the platform.

💡 Facts

🗓️Joined Mastodon in 2023 — 3 years ago.
👁️Averages 10 views per post.
📤Posts about 3× per week.

🕵️ Fake follower check

Estimated
89/100
Excellent Credibility score
99%
Real Real audience
Low Fake-follower risk
High Data confidence
  • Est. 99% real, active audience · Low fake-follower risk.
  • Strong engagement (~2.2% of followers engage each post) — an active, real audience.
  • Verified account.
  • Established account (3+ years old).

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

About

Official Fediverse account for RubyKaigi, the de-facto authoritative Ruby conference in Japan (since 2006). ---- Contact: #{year}@rubykaigi.org or

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

mika mika 17% Luna Lactea Luna Lactea 12% sukekyo🌻マンガ感想屋さん sukekyo🌻マンガ感想屋さん 11% Marcin Szałomski 🌀 Marcin Szałomski 🌀 11% Joe ✅ Joe ✅ 10% Carl Brusse Carl Brusse 10%

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