Five Jack

Five Jack (PT. Five Jack) is the Indonesian company behind itemku, one of Southeast Asia's largest digital-goods marketplaces for gamers. Founded in 2014 as a game price-comparison and classifieds platform, itemku grew into a full marketplace where buyers and sellers trade in-game items, currency, account top-ups, game keys, and vouchers across 200+ game categories including Roblox, Genshin Impact, Mobile Legends, Dota 2, Steam, and Growtopia. The company reached one million orders in 2018, launched its Android app and gaming blog in 2020, and became part of Bukalapak (IDX: BUKA) in May 2021. Five Jack was surfaced as a portfolio company of 500 Global and added to the API Evangelist network. It operates a consumer-facing marketplace and does not currently publish a public developer API, SDKs, or developer portal.

Five Jack is profiled on the APIs.io network. Tagged areas include Company, Marketplace, Gaming, Digital Goods, and Ecommerce.

Five Jack’s developer surface includes engineering blog and 6 more developer resources.

🌐 Visit website 📡 Source on GitHub

11.9/100 minimal ▬ flat Agent 0/100 human only Full breakdown ↓
scored 2026-07-27 · rubric v0.5

0 APIs

CompanyMarketplaceGamingDigital GoodsEcommerceIndonesiaGame Top-UpConsumer

Kin Score

Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5

Composite quality — 11.9/100 · minimal

Contract Quality 0.0 / 25

Developer Ergonomics 0.4 / 20

Commercial Clarity 4.7 / 20

Operational Transparency 0.0 / 13

Governance 0.0 / 12

Discoverability 6.8 / 10

Agent readiness — 0/100 · human only

Machine-Readable Contract 0 / 18

Agentic Access Contract 0 / 15

MCP Server 0 / 12

Machine-Readable Auth 0 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 0 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/five-jack: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

Get Started 1

Portal, sign-up, and the first successful call

Login

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Commercial 1

Pricing, plans, and the legal terms of use

PrivacyPolicy

PrivacyPolicy

Company 4

The organization behind the API

Website

About

Blog

Website

Source (apis.yml)

aid: five-jack
name: Five Jack
description: 'Five Jack (PT. Five Jack) is the Indonesian company behind itemku, one of Southeast Asia''s largest digital-goods
  marketplaces for gamers. Founded in 2014 as a game price-comparison and classifieds platform, itemku grew into a full marketplace
  where buyers and sellers trade in-game items, currency, account top-ups, game keys, and vouchers across 200+ game categories
  including Roblox, Genshin Impact, Mobile Legends, Dota 2, Steam, and Growtopia. The company reached one million orders in
  2018, launched its Android app and gaming blog in 2020, and became part of Bukalapak (IDX: BUKA) in May 2021. Five Jack
  was surfaced as a portfolio company of 500 Global and added to the API Evangelist network. It operates a consumer-facing
  marketplace and does not currently publish a public developer API, SDKs, or developer portal.'
url: https://raw.githubusercontent.com/api-evangelist/five-jack/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- 500-global
x-parent-company: Bukalapak
x-tier: stub
x-tier-reason: portfolio-lead
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://files.itemku.com/images/itemku-og-image.png
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-19'
tags:
- Company
- Marketplace
- Gaming
- Digital Goods
- Ecommerce
- Indonesia
- Game Top-Up
- Consumer
apis: []
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: DomainSecurity
  url: security/five-jack-domain-security.yml
- type: Website
  url: https://www.itemku.com/en/
- type: About
  url: https://www.itemku.com/en/about-itemku
- type: Blog
  url: https://www.itemku.com/blog/
- type: PrivacyPolicy
  url: https://www.itemku.com/en/privacy-policy
- type: Login
  url: https://www.itemku.com/en/login
- type: Website
  name: Corporate Site
  url: https://fivejack.com
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence