Cost / License
- Paid
- Proprietary
Application type
Alerts
- Discontinued
Platforms
- iPhone
- iPad
United States






OpenRocket is a free, fully featured model rocket simulator that allows you to design and simulate your rockets before actually building and flying them.




The Library of Babel is a place for scholars to do research, for artists and writers to seek inspiration, for anyone with curiosity or a sense of humor to reflect on the weirdness of existence.


ResearchLit is an AI-powered platform designed to help researchers discover code repositories linked to academic papers and generate summaries or insights from collections of papers.

AI-powered research paper library. Upload research papers, get AI summaries, search semantically, and ask questions with cited answers.




Narrato gets your content written fast and by the best writer for the job. The platform also offers content quality, plagiarism and free image search tools.

Figy is a free AI that turns any topic or content into smart flashcards that actually stick. Upload notes, articles, or documents and get beautifully crafted AI flashcards in seconds. Learn faster, retain more, and stay in flow as Figy keeps updating and improving your cards...




MIDI Hotkey Portable is a handy and reliable utility designed to enable you to control your computer using a midi device like a piano. Not only can you configure the notes you can also configure the sustain pedal, play, stop, record buttons.


Sessionplan is a free, browser-based tool for creating visual timeline agendas for workshops, trainings, meetings, and events – no account or registration required.


Visualmodder.org presents a free "learn to code" educational plugin designed for Minecraft servers, simplifying the process of teaching coding to children and beginners. Block coding is employed to ensure a user-friendly experience, while building a strong foundation in programming.



Find formulas that predict your variables. TuringBot is a desktop software that uses Symbolic Regression to find mathematical formulas from data values.






SigmaPlot is a proprietary software package for scientific graphing and data analysis for Microsoft Windows. The software can read multiple formats and perform mathematical transforms and statistical analyses.




Discover the rules by solving small puzzles. You will learn about new mathematical ideas.


XCALC is my little RPN calculator completely free to use, and still downloadable. XCALC is now a DEAD project. No work has been done on this project since 2012, and nothing more will be done either.

Polylang allows you to create a bilingual or multilingual WordPress site. You write posts, pages and create categories and post tags as usual, and then define the language for each of them.
I kinda like languages is website with free online introductory and basic language courses of different languages of the world. The courses are made by volunteers and the website is targeted for people who want to learn many languages.
Zenòdot is the largest actively maintained open catalogue of book translations in the world — a canonical database of its own. It doesn't translate books: it tells you whether a book already exists in your language, and in how many more. Free, no account, no ads.


multiConvert is a free, open-source unit converter software with real-time conversion result.





The Cook's Thesaurus is a cooking encyclopedia that covers thousands of ingredients and kitchen tools. Entries include pictures, descriptions, synonyms, pronunciations, and suggested substitutions.
Advanced English Dictionary is better than other dictionaries, not just because it contains far more words than a conventional paper dictionary, but because it uses a radically new approach to searching for words.


