
Mockaroo
DataConstruct
Data Creator
Datamade
Random Data
Generate and manage synthetic datasets easily with DUMMY DATABASE

RSSMailer
DatoRSS Search Engine
RSS API
Kill the Newsletter!
Winds
Mailbrew
Climatelink
RSS with human curation
Which is more popular?
Based on our record, RSS3 seems to be more popular. It has been mentioned 10 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | dummydatabase.com | rss3.io |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from Serbia · 1 - 9 employees · 2024 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


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...
No description of RSS3 yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of RSS3 yet.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing DUMMY DATABASE and RSS3.
DUMMY 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
Share your experience with using DUMMY DATABASE and RSS3. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking DUMMY DATABASE since Aug 2025.
I started to use Follow [0][1], which uses RSSHub [2] and RSS3 [3] in addition to classic RSS. [0]: https://follow.is/ [1]: https://github.com/RSSNext/follow [3]: https://rss3.io/. - Source: Hacker News / about 2 years ago
The RSS3 website(rss3.io) itself is powered by the same API. Type in any ENS and try it out. Source: about 4 years ago
Here I want to share a method that is free and platformless, combing RSS3.io , a web3 RSS subscription service, and NFT whale ENS information from NFTGO: https://nftgo.io/whale-tracking/list. Source: about 4 years ago
When comparing DUMMY DATABASE and RSS3, you can also consider the following products.

A search engine for RSS feeds 🗞️
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Data generator that can create a table filled with pseudo-random content.
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Convert & subscribe to RSS, ATOM and JSON-Feeds via API ⚡️ Get webhooks whenever there is a new entry in a Feed.
Compare RSS API to DUMMY DATABASE or RSS3: