Exchangeratesapi.io
Fixer.io
ExchangeRate-API
Currencyapi.com
Currencylayer
Open Exchange Rates
BestExchangeRates
Freecurrencyapi.com
DUMMY DATABASE
Mockaroo
DataConstruct
Data Creator
Datamade
Random Data
ExchangeRatesAPI.io provides reliable exchange rate and currency conversion data through an easy-to-integrate API for websites, applications, and businesses.
Dummy Database is built to solve a simple, yet annoying problem — generating realistic test datasets quickly, without writing scripts or juggling Excel files.
It’s designed for: - Developers needing dummy databases for prototyping & testing. - Analysts and BI specialists preparing demo dashboards. - QA engineers creating data scenarios for testing. - SQL learners who want practice datasets on demand.
What makes it special? - Create from simple tables to full relational databases with PK/FK. - 35+ data types including Numbers, Dates, Names, Booleans, etc. - Unique Event Sequences — simulate user actions and workflows. - Advanced data controls — outliers, nulls, repeats, distributions. - ERD visualization to map relationships. - Built-in PostgreSQL editor to query generated data. - Export as CSV, XLSX, SQL DDL, or full ZIP. - Free up to 10,000 records per table for registered users — no paywalls or limits.
Exchangeratesapi.io
DUMMY DATABASEDUMMY DATABASE's answer:
A free, all-in-one data generation platform that builds everything from simple tables to full relational databases with advanced controls, unique event sequences, ERD visualization, built-in SQL querying, and multiple export formats — no limits, no paywalls.
DUMMY DATABASE's answer:
Unlike other data generators, DUMMY DATABASE gives you full relational database creation, unique event simulations, advanced control over every field, built-in SQL querying, and generous free limits — so you can go from idea to test-ready data without restrictions, subscriptions, or hidden fees
DUMMY DATABASE's answer:
DUMMY DATABASE's answer:
Began as a project for myself to be able to have custom datasets for testing purpose I've decided that it could be useful for wider audience and finalized it as a full-stack web project
DUMMY DATABASE's answer:
Python, Flask, HTML, CSS, Bootstrap, Redis, PostgreSQL, JavaScript
Based on our record, Exchangeratesapi.io seems to be more popular. It has been mentiond 19 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Exchange Rate: Their REST API interface delivers currency exchange rate data for hundreds of currencies, allowing up to 1,000 monthly requests for free. - Source: dev.to / over 2 years ago
- Currency: I use a free tier to hourly 'cache' on the repo, latest rates based on https://exchangeratesapi.io [2] (for basic traveler's currency I find this a reasonable balance) - The landing page website [3] is made with SvelteKit, Tailwind and uses Cloudflare Pages. - I hope getting an Android app also, but still confused about the best stack. (CapacitorJS, Kotlin) [1] - Source: Hacker News / over 2 years ago
Here's an API built on top of this data that allows for more fine tuned queries. https://exchangeratesapi.io/ https://github.com/exchangeratesapi/exchangeratesapi. - Source: Hacker News / almost 3 years ago
Also, you can do conversion outside of Stripe using an external API, e.g. fixer.io, exchangeratesapi.io etc. Source: over 3 years ago
For this project, you can use one of these two web services: https://fixer.io/, https://exchangeratesapi.io/. These services are generally paid, but both have a free tier that you can use. - Source: dev.to / almost 4 years ago
Fixer.io - Fixer provides a free, simple, and lightweight API for current and historical foreign exchange rates and currency conversion. The API tracks rates published daily by the European Central Bank.
Mockaroo - A realistic data generator to test your app
ExchangeRate-API - An easy to use, free & reliable Exchange Rate API trusted by tens of thousands of developers since 2010!
DataConstruct - We fake it till you make it!
Currencyapi.com - Currencyapi.com is a free, reliable & feature complete currency exchange rates API. 170+ world currencies & 60 second update rate.
Data Creator - Data generator that can create a table filled with pseudo-random content.