Freemium
IP2Location
IP2Location is a geolocation service providing APIs and databases to identify the geographic location and network details of IP addresses for uses like fraud detection, content localization, and ad targeting.
Free
QuickDBD
QuickDBD is a web-based tool that lets you create database diagrams quickly by typing schema definitions in a simple text format, which it converts into visual ER diagrams in real time.
Free
DrawSQL
DrawSQL is a web platform that enables teams to collaboratively design, visualize, and export database schemas using interactive diagrams and real-time editing.
Free
dbdiagram.io
dbdiagram.io is a web-based tool that allows developers and data architects to create, visualize, and share database diagrams using a simple DSL and SQL import/export features.
Free
JokeAPI
JokeAPI is a free RESTful API that provides developers with customizable jokes across multiple categories, supporting content filtering and JSON responses for easy integration.
Free
InterviewBit
InterviewBit is an online platform offering coding challenges, tutorials, and mock interviews to help software engineers prepare for technical interviews and improve problem-solving skills.
Free
AstroML
AstroML is a free, open-source Python library designed to apply machine learning techniques to astronomical data analysis, integrating with scientific Python tools to support research and education in astrophysics.
Free
The Things Network
The Things Network is an open source LoRaWAN network platform that enables developers to build and manage IoT networks for long-range, low-power device connectivity.
Free
SDV
SDV is an open-source platform that generates synthetic data mimicking real datasets to support machine learning, testing, and privacy compliance.
Free
Orange Data Mining
Orange Data Mining is a free, open-source desktop application that enables users to perform data mining and machine learning through an intuitive visual programming interface without requiring coding skills.
Free
ModelScope
ModelScope is an open-source AI platform by Alibaba that enables sharing, training, and deploying AI models via APIs, supporting multiple AI domains.
Free
Synthea
Synthea is an open-source software that generates realistic synthetic patient health records for research, testing, and education without using real patient data.
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