Science & Education

Geological Time Scale

Display the geological time scale of the Earth's history.

1List - Simple Lists for TODO, Shopping, Movies...

Simple app to manage several lists from only one screen


See what is being said

Learning Memory

Play memory and solve different challenges: Numbers, Letters & more

Blitzortung Lightning Monitor

Get an overview of the current thunderstorm situation


Transect counting according to the Butterfly Monitoring Scheme methodology


Species-specific counting of butterflies in nature


Read and write NFC Tags for TonUINO

Information about NCBS

Information about NCBS and its surroundings.


Life expectancy widget


A simple star chart that shows stars, constellations and planets.

Nihonoari: Hiragana & Katakana

A little and minimalist Japanese Kana training


Use Sugar learning platform

Better Schedule (Bakaláři)

A faster schedule for Bakaláři. For students, by students.


an app for the Hochschule Offenburg


PARI/GP is a computer algebra system designed for computations in number theory

Morse Trainer

Learn to receive morse code


Perform physics experiments with your phone

Deine Rechte

Deine Rechte im Kanton Bern

Hibi 「日々」

An app to help you learn Japanese by keeping a journal

Particle Physics Simulator

Particle Physics Simulator offers a physics sandbox with n-body capabilities whe

Kanji draw

A simple drawn kanji character recognition application

US Travel Converter

Converts some imperial units to SI units for travel to the USA.

Open Note Scanner

Scan documents, handwritten notes or arts

Elementary: Periodic Table

Open-source Periodic Table of the Elements and element reference app.

USA COVID-19 Tracker

USA coronavirus cases: positive cases, negative cases, and deaths per day


Offline Japanese dictionary

OpenStud for InfoStud

Unofficial client for Sapienza University's InfoStud

FOSS Moodle

Interact with HHS moodle instance

Fruit Radar

Find edible plants and share them online!