Open API Tester

Click the "Run" button to execute any API and see the results instantly.

Auth: No Key Free Key Paid Key
Pricing: Free Freemium Paid
YouTube Free Key
Freemium
Entertainment / Media

YouTube Data API v3

Test YouTube API features: search videos, manage subscriptions, view uploads

Search videos/channels/playlists
Manage channel subscriptions
View my uploaded videos
Go to Detail Page
🇯🇵 Japan No Key
Free
Government / Subsidy

jGrants 補助金 API

일본 디지털청에서 제공하는 보조금 정보 API. 보조금 검색, 상세 정보 조회 가능.

보조금 목록 검색 (키워드, 지역, 업종)
보조금 상세 정보 (공모요령, 신청양식)
크롤링 & DB 저장 기능
jGrants Tester 열기
YouTube Free Key
Freemium
Entertainment

YouTube API

Test YouTube API features: search videos, manage subscriptions, view uploads

Search videos/channels/playlists
Manage channel subscriptions
View my uploaded videos
Go to Detail Page
Supadata Paid Key
Freemium
AI / Data

Supadata API

Test Supadata API features: YouTube/TikTok transcript extraction, web scraping, SNS metadata

YouTube/TikTok transcript extraction
SNS metadata retrieval
Web scraping/markdown conversion
Go to Detail Page
Spotify Free Key
Freemium
Entertainment

Spotify Web API

Test Spotify Web API features: search music, track/artist/album info, audio features analysis

Search videos/channels/playlists
Feature Track Info
Feature New Releases
Go to Detail Page
SoundCloud Free Key
Freemium
Entertainment

SoundCloud API

Test SoundCloud API features: search tracks/users, user tracks/playlists

Feature Search Tracks
Feature User Info
Feature Playlists
Go to Detail Page
YouTube No Key
Free
Entertainment

YouTube Transcript

Extract YouTube video transcripts for free without API key (Innertube API)

Free transcript extraction (no API key)
Multi-language support
Includes timestamps
Go to Detail Page
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Free
Testing

JSONPlaceholder - Posts

Test fake REST API - Get all posts

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Free
Testing

JSONPlaceholder - Users

Test fake REST API - Get all users

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Free
Testing

JSONPlaceholder - Comments

Test fake REST API - Get all comments

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Free
Data Generation

Random User

Generate random user data

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Free
Images

Dog CEO - Random Dog

Get random dog image

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Free
Fun

Cat Facts

Get random cat fact

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Free
Fun

Official Joke API

Get random joke

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Freemium
Misc

GitHub Zen

Get GitHub zen quote

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Freemium
Network

IP API

Get IP location info

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Freemium
Fun

Agify.io

Predict age from name

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Freemium
Fun

Genderize.io

Predict gender from name

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Freemium
Fun

Nationalize.io

Predict nationality from name

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Free
Fun

Bored API

Get random activity suggestion

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Free
Fun

Numbers API - Trivia

Get trivia about numbers

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Free
Finance

CoinDesk - Bitcoin Price

Get current Bitcoin price

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Freemium
Finance

Exchange Rate API

Get USD exchange rates

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Free
Space

SpaceX - Latest Launch

Get latest SpaceX launch info

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Free
Space

ISS Current Location

Get ISS current location

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Free
Geography

REST Countries - Japan

Get Japan country info

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Free
Education

University Search

Search Korean universities

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Freemium
Weather

OpenWeatherMap

Get weather data (API key required)

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Freemium
News

News API

Get top headlines (API key required)

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Freemium
Images

Unsplash

Get random photo (API key required)

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Free
Calendar

Public Holiday API

Get public holidays for 100+ countries

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Free
Calendar

Public Holiday - Countries

Get list of supported countries

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Free
Fun

YesNo Generator

Generate random Yes or No response (with GIF)

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Free
Fun

Kanye.rest

Get random Kanye West quote

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Freemium
Network

ipapi.co

Get IP-based location info (country, city, coordinates)

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Free
Weather

Air Quality API

Get air quality and pollutant info (Open-Meteo)

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Free
Network

IP Whois

Get detailed IP location and currency info

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Free
Images

nekos.best API

Get high-quality anime images/GIFs (SFW)

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Free
Images

nekos.best - Hug

Get anime hug GIFs

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Free
Fun

Advice Slip

Get random life advice

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Free
Fun

Chuck Norris Jokes

Get random Chuck Norris joke

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Free
Fun

Useless Facts

Get random useless facts

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Free
Fun

Quote Garden

Get random quotes

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Free
Fun

Open Trivia DB

Get random trivia questions

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Free
Data

PokeAPI

Get Pokemon data

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Free
Food

TheCocktailDB

Get random cocktail recipe

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Free
Food

TheMealDB

Get random meal recipe

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Free
Images

RandomFox

Get random fox image

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Free
Images

Random Duck

Get random duck image

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Free
Images

HTTP Cats

Get cat image for HTTP status codes

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Free
Images

Placeholder.com

Generate placeholder images

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Free
Images

Lorem Picsum

Get random high-quality photos

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Free
Weather

Open-Meteo Weather

Get weather forecast (Seoul)

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Free
Weather

Sunrise Sunset

Get sunrise/sunset times (Seoul)

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Free
Calendar

World Time API

Get world timezone info (Seoul)

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Free
Health

COVID-19 Data

Get worldwide COVID-19 stats

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Free
Health

COVID-19 Korea

Get Korea COVID-19 stats

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Free
Data Generation

Faker API

Generate fake user data

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Free
Utility

UUID Generator

Generate UUID

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Free
Utility

QR Code Generator

Generate QR codes (goqr.me)

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Free
Utility

The Color API

Get color information

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Free
Education

Dictionary API

Search English word definitions

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Free
Education

Urban Dictionary

Search slang/new words

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Free
Finance

Frankfurter - Latest Rates

Get latest ECB rates (free, no key needed)

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Free
Finance

Frankfurter - KRW Base

Get KRW-based exchange rates

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Free
Finance

Frankfurter - JPY Base

Get JPY-based exchange rates

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Free
Finance

Frankfurter - USD→KRW Convert

Convert USD to KRW

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Free
Finance

Frankfurter - Historical Rates

Get historical exchange rates

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Free
Finance

Frankfurter - Currency List

Get list of supported currencies

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Free
Calendar

Japan Public Holidays

Get Japan public holidays (2024)

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Free
Weather

JMA Earthquake (P2P)

Get Japan earthquake info (P2P)

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Free
Utility

Japan Postal Code

Search Japan postal codes (zip-cloud)

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Free
Finance

Naver Exchange - USD→KRW

Naver exchange rate API (USD→KRW)

📖 View Usage

Naver Exchange Rate API Usage
Base URL
https://m.search.naver.com/p/csearch/content/qapirender.nhn
Required Parameters
key=calculator - API type
pkid=141 - Package ID
q=환율 - Query (exchange rate)
where=m - Mobile version
u1=keb - Bank type
u6=standardReciprocal - Rate type
u7=from_currency - Source currency
u8=to_currency - Target currency
Example URLs
• USD→KRW: ?key=calculator&pkid=141&q=환율&where=m&u1=keb&u6=standardReciprocal&u7=USD&u8=KRW
• JPY→KRW: ?key=calculator&pkid=141&q=환율&where=m&u1=keb&u6=standardReciprocal&u7=JPY&u8=KRW

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Free
Finance

Naver Exchange - JPY→KRW

Naver exchange rate API (JPY→KRW, per 100 yen)

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Free
Finance

Naver Exchange - EUR→KRW

Naver exchange rate API (EUR→KRW)

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Free
Finance

Naver Exchange - CNY→KRW

Naver exchange rate API (CNY→KRW)

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Free
Finance

Naver Exchange - KRW→USD

Naver exchange rate API (KRW→USD, per 1000 won)

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Free
Finance

Naver Exchange - MYR→JPY

Naver exchange rate API (MYR→JPY)

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Free
Finance

Naver Exchange - JPY→USD

Naver exchange rate API (JPY→USD, per 100 yen)

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Free
Finance

Naver Exchange - JPY→MYR

Naver exchange rate API (JPY→MYR, per 100 yen)

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Freemium
Finance

Fixer.io - Latest Rates

Fixer.io latest rates (API key required)

📖 View Usage

Fixer.io API Usage
Getting API Key
1. Visit https://fixer.io
2. Sign up for free account
3. Get API Key from dashboard
Base URL
http://data.fixer.io/api/latest
Required Parameters
access_key - Your API Key
Optional Parameters
base - Base currency (EUR default, paid plan for others)
symbols - Target currencies (comma separated)
Example URLs
• Latest rates: ?access_key=YOUR_KEY
• Specific currencies: ?access_key=YOUR_KEY&symbols=USD,KRW,JPY

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Freemium
Finance

Fixer.io - Historical Rates

Fixer.io historical rates (API key required)

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Freemium
Finance

Fixer.io - Symbols

Fixer.io supported currencies (API key required)

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Free
Weather

Open-Meteo JMA - Tokyo Forecast

Tokyo weather forecast based on JMA model (free)

📖 View Usage

Open-Meteo JMA API Usage
Base URL
https://api.open-meteo.com/v1/jma
Main Parameters
• latitude, longitude - Coordinates
• hourly - Hourly variables (temperature_2m, precipitation, humidity, etc.)
• daily - Daily variables (temperature_2m_max, temperature_2m_min, etc.)
• forecast_days - Forecast days (1-16)
• timezone - Timezone (Asia/Tokyo, Asia/Seoul, etc.)
Major City Coordinates
• Tokyo: 35.6762, 139.6503
• Osaka: 34.6937, 135.5023
• Kuala Lumpur: 3.1390, 101.6869
• Seoul: 37.5665, 126.9780
Example URLs
• Tokyo 3-day forecast: ?latitude=35.6762&longitude=139.6503&hourly=temperature_2m&forecast_days=3
• Kuala Lumpur: ?latitude=3.139&longitude=101.6869&hourly=temperature_2m,precipitation

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Free
Weather

Open-Meteo JMA - Osaka Forecast

Osaka weather forecast based on JMA model

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Free
Weather

Open-Meteo - Kuala Lumpur Forecast

Kuala Lumpur weather forecast (Malaysia)

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Free
Weather

JMA Amedas - Station List

JMA Amedas observation station list (JSON)

📖 View Usage

기상청 아메다스(AMeDAS) API 사용법

기본 URL
https://www.jma.go.jp/bosai/amedas/

주요 엔드포인트
• 관측소 목록: https://www.jma.go.jp/bosai/amedas/const/amedastable.json
• 최신 데이터 시간: https://www.jma.go.jp/bosai/amedas/data/latest_time.txt
• 전국 데이터: https://www.jma.go.jp/bosai/amedas/data/map/{YYYYMMDDhhmm00}.json
• 지점별 데이터: https://www.jma.go.jp/bosai/amedas/data/point/{관측소ID}/{yyyymmdd}_{h3}.json

도호쿠(東北) 지역 주요 관측소 ID
• 아오모리(青森): 31312
• 아키타(秋田): 32402
• 모리오카(盛岡): 33472
• 야마가타(山形): 35426
• 센다이(仙台): 34392
• 후쿠시마(福島): 36127

적설 데이터 확인
• 적설 현황: https://www.jma.go.jp/bosai/snow/
• 적설 데이터 JSON: https://www.jma.go.jp/bosai/snow/data/snowdepth/snow{timestamp}.json

데이터 형식
아메다스 데이터는 다음 요소를 포함:
• temp: 기온 [°C]
• humidity: 습도 [%]
• snow: 적설심 [cm]
• snow1h: 1시간 신적설 [cm]
• snow6h: 6시간 신적설 [cm]
• snow12h: 12시간 신적설 [cm]
• snow24h: 24시간 신적설 [cm]
• precipitation1h: 1시간 강수량 [mm]

주의사항
• 공식 API가 아니므로 변경될 수 있음
• 정부표준이용규약에 따라 이용 가능
• 적설 데이터는 적설 관측소에서만 제공

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Free
Weather

JMA Amedas - Latest Time

JMA Amedas latest data time

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Free
Weather

JMA Snow - Tohoku Region

Tohoku (東北) region snow depth status

📖 View Usage

도호쿠(東北) 지역 적설량 확인

도호쿠 6현
• 青森県 (아오모리현)
• 岩手県 (이와테현)
• 宮城県 (미야기현)
• 秋田県 (아키타현)
• 山形県 (야마가타현)
• 福島県 (후쿠시마현)

적설량 데이터 API
기상청의 적설 데이터는 아메다스를 통해 JSON으로 제공됩니다.

지역별 적설 관측소 (관측소ID)
**아오모리현:**
• 青森 (31312), 八戸 (31481), 弘前 (31361), 酸ヶ湯 (31316)

**아키타현:**
• 秋田 (32402), 横手 (32501), 湯沢 (32551)

**이와테현:**
• 盛岡 (33472), 宮古 (33396), 大船渡 (33292)

**야마가타현:**
• 山形 (35426), 酒田 (35244), 新庄 (35362)

**미야기현:**
• 仙台 (34392), 石巻 (34356), 白石 (34046)

**후쿠시마현:**
• 福島 (36127), 会津若松 (36186), 郡山 (36096)

데이터 접근 방법
1. 최신 시간 확인: /bosai/amedas/data/latest_time.txt
2. 전국 데이터에서 적설 정보 추출
3. 또는 개별 관측소 데이터 직접 조회

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Free
Weather

JMA Amedas - Aomori (青森)

Aomori (青森) Amedas data - temperature, precipitation, snow

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Free
Weather

JMA Amedas - Akita (秋田)

Akita (秋田) Amedas data - temperature, precipitation, snow

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Free
Weather

JMA Amedas - Morioka (盛岡)

Morioka (盛岡) Amedas data - temperature, precipitation, snow

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Free
Weather

JMA Amedas - Yamagata (山形)

Yamagata (山形) Amedas data - temperature, precipitation, snow

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Free
Weather

JMA Amedas - Sendai (仙台)

Sendai (仙台) Amedas data - temperature, precipitation, snow

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Free
Weather

JMA Amedas - Fukushima (福島)

Fukushima (福島) Amedas data - temperature, precipitation, snow

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Free
Weather

JMA Amedas - Sukayu (酸ヶ湯)

Sukayu (酸ヶ湯) Amedas data - Japan's heaviest snowfall station