Free online AI-powered math solver that provides instant answers to your math questions with step-by-step explanations.
Aciqra (uh-SEE-kruh) is a free and open source virtual sky map and planetarium which tracks and displays astronomical bodies including planets, nebulae and stars to an accuracy of a fraction of a degree for thousands of years into both the future and the past.


It offers a variety of ways to view and analyse tables, including a browser for the cell data themselves, viewers for information about table and column metadata, and facilities for sophisticated interactive 1-, 2-, 3- and higher-dimensional visualisation, calculating statistics...
Cost / License
- Free
- Proprietary
Platforms
- Mac
- Windows
- Java

The objective of http://dll-hub.com is to help all the users who are facing technical problems due to missing DLL files by providing missing dll files.
Cost / License
- Free
- Proprietary
Platforms
- Windows
- Online
- Windows Phone

Cost / License
- Free
- Proprietary
Platforms
- Online
Wikiquote is one of a family of wiki-based projects run by the Wikimedia Foundation, running on MediaWiki software. Based on an idea by Daniel Alston and implemented by Brion Vibber, the goal of the project, which began as an outgrowth to Wikipedia Famous Quotations, is to...
Cost / License
- Free
- Open Source
Platforms
- Online

Whether you want to immerse yourself in classical pieces, jazz tunes, or the latest pop tunes, there's something for you.



SkyORB is more than a simple star map, it's a collection of 7 tools including a 3D star map, 3D planetarium, ephemeris, search engine, sun clock, point to sky, weather, and more.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Android
- iPhone
- Android Tablet
- Windows Phone
- iPad
- Apple Watch


+2
Enables citation statement searches, Smart Citations for citation context and classification, dashboards for journals, article evaluation, and real-time research citation notifications.
Cost / License
- Freemium
- Proprietary
Platforms
- Online


+2
Free Educational Video Tutorials on Computer Programming, Adobe Software, Computer Science and More!



+1
OSQA is the free, open source Q&A system you've been waiting for. Your OSQA site is more than just an FAQ page, it is a full-featured Q&A community. Users earn points and badges for useful participation, and everyone in the community wins.
Cost / License
- Free
- Open Source
Application type
Alerts
- Discontinued
Platforms
- Online
- Self-Hosted
- Python
- Django

PlantSnap is an easy-to-use plant identifier app. Use it for instant flower identification, tree identification, and other plant identification needs!
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Android
- iPhone
- Android Tablet
- iPad


+7
"Winplot is a free graphing utility that was written by Richard Parris, a math instructor at Phillips Exeter Academy in Exeter, New Hampshire. Sadly Richard passed away in 2012. After Richard's death the program was still available for a number of years on the Exeter...
Cost / License
- Free
- Proprietary
Platforms
- Windows

TopTenREVIEWS is the place to learn about all the latest software, web services, electronics, video games, music and movies. Read insightful software, web services and electronic reviews, compare products, and view expert movie, music and video game reviews and information.
Cost / License
- Free
- Proprietary
Platforms
- Online
Kanshudo is the fastest and most enjoyable way to learn Japanese kanji and written Japanese. Whatever your current level, Kanshudo will help you improve. Kanshudo provides free Japanese lessons, free online flashcards, games, and a unique visualization of your kanji knowledge...

Dual web page translation extension with support for input box, mouseover, PDF, EPUB, subtitle, and TXT translation using AI engines, available on smartphones.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Microsoft Edge
- Google Chrome
- Safari
- Mozilla Firefox
- Tampermonkey
- Android
- iPhone


+5
Solvely is a GPT-4 AI app that solves math, science, and liberal arts problems with photos. It offers detailed explanations for topics like algebra and calculus, and includes a 24/7 AI tutor, making learning straightforward and fun.


+2


+4
Grammark helps improve writing style & grammar and teaches students to self-edit. Basically, it finds things that grammarians consider bad, highlights them, and suggests improvements.
A browser-based virtual planetarium of stars and planets customizable by location (latitude and longitude) and time of day.

Fresh Cards is a complete flash card solution, with daily lessons, recall evaluation, automatic card review scheduling, and statistics.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- iPhone
- iPad


+1
HathiTrust Digital Library is a large-scale collaborative repository of digital content from research libraries including content digitized via Google Books and the Internet Archive digitization initiatives, as well as content digitized...
Cost / License
- Free
- Proprietary
Platforms
- Online
Zyla is an AI-powered instant web translator. Translate any text on the web with a single click. Key features include:







































































