Spell4Fun is a lightweight spelling practice tool built for students who learn best by hearing and typing.
Cost / License
- Freemium
- Proprietary
Platforms
- iPhone
- iPad
- Android
- Android Tablet


+2
AI homework assistant that solves math, science, and more with instant step-by-step explanations. Scan a problem or type a question to get fast, accurate help.


Skill Bubble helps professionals track, visualise, and showcase their skills through public profiles, shareable skill packages, and progress insights — making your expertise clear and visible.
Cost / License
- Freemium
- Proprietary
Platforms
- Online



Lipdub is a translation software that converts spoken content in videos into 27 languages, with matching voice and lip movements.



QuickBib is a cross-platform utility that uses doi2bib3 to fetch BibTeX for DOIs, arXiv identifiers as well as article titles. Works as a GUI app and also as a CLI. Perfect for research workflows, manuscripts and automation.
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Platforms
- Linux
- Flathub
- Flatpak
- Snapcraft
- Windows
- Mac



A versatile, cross-platform worldbuilding app that can be used as a simple note-taking app, a private local wiki, a writing tool for a novel, or a TTRPG campaign manager.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Windows
- Mac
- Linux



QtiPlot is a professional scientific data analysis and visualisation solution. It is meant to be a cheap alternative to proprietary and costly software such as Origin, SigmaPlot, Regressi or Igor Pro.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
- Windows
- Linux


Conzept is an attempt to create an encyclopedia for the 21st century. A modern topic-exploration tool based on Wikipedia, Wikidata, Open Library, GBIF and other useful information sources.


+2


+7
Skyrocket your language learning and reach fluency in record time. Backed by science, powered by AI.

Whether you’re writing a letter or an email, a simple click of a button will open some of the most comprehensive and useful language resources ever created.



Wikiful is an online platform that makes it easy to build and share a wiki. Access and edit your wiki instantly from any device using the straightforward editor. Make wikis public or private, add collaborators, and share content effortlessly.


+5
Practice English skills by answering interactive questions grammar, vocabulary, listening, reading, and more on Catsentence.


Calmcode provides a calm way to learn about modern ideas in open-source code. Made by people who want to remedy the skill anxiety. Tools and thoughts that might make your professional life more enjoyable.
Cost / License
- Free
- Proprietary
Platforms
- Online

StudyGen is an AI-powered study assistant designed to make learning more effective and enjoyable. Students can upload their notes or study materials, and the platform automatically generates personalized quizzes to help them review and reinforce key concepts.
Cost / License
- Freemium
- Proprietary
Platforms
- Online


+2
Transform your study experience with Briefly, the innovative AI solution that instantly converts your notes into interactive flashcards.
Cost / License
- Freemium
- Proprietary
Platforms
- iPhone


+2
Protopedia is a wiki style database containing information on a wide array of biological macromolecules. The site offers generalized information about the molecule of interest in addition to providing 3D visuals on the structure of the molecule and information on its...
MOOC List is an aggregator (directory) of Massive Open Online Courses (MOOCs) from different providers.
Cost / License
- Free
- Proprietary
Platforms
- Online
- iPhone
- iPad


+4
Blobu is an AI-powered platform that transforms books into quick, playful summaries and creative mashups. Designed for curious learners, professionals, and creators, it helps you absorb knowledge at the speed of life — making complex ideas simple, engaging, and ready to spark...
Cost / License
- Free Personal
- Proprietary
Platforms
- Online

Tired of opening a new tab for every little question? LookStuffUp is a lightweight Chrome extension that gives you instant answers, summaries, and translations right where you are, keeping you in the flow.
Cost / License
- Free
- Proprietary
Platforms
- Google Chrome


WordDB.com is a comprehensive online resource designed to assist users with a wide array of word-related queries and linguistic puzzles.
Cost / License
- Free
- Proprietary
Platforms
- Online


+1
Free courses on personal development and transformation, critical thinking, leadership, and entrepreneurship.

MDwiki is a CMS/Wiki completely built in HTML5/Javascript and runs 100% on the client. No special software installation or server side processing is required. Just upload the mdwiki.html shipped with MDwiki into the same directory as your markdown files and you are good to go!
Cost / License
- Free
- Open Source
Alerts
- Discontinued
Platforms
- Self-Hosted
Cost / License
- Free
- Proprietary
Application types
Platforms
- Online





















































