Configurations	JS
Chinese Abacus * (Suanpan)
Korean Abacus * (Jupan, AKA Japanese Soroban pre-WWII)
Japanese Abacus * (Soroban post-WWII)
Roman Hand Abacus * right most column twelfths and Ancient Roman Numerals in display
Roman Hand Abacus * right most column eighths and Modern Roman Numerals on abacus
Ivory Roman Hand Abacus * from 2nd - 5th Century
Russian Abacus * (Schoty)
Old Russian Abacus * (Schoty w/ 1/4 Kopek)
Danish School Abacus *
Medieval Counters *
British Abacus * An abacus from the British Museum from the 17th century
Vietnamese Abacus * (unusual example as normally of Chinese-Japanese type)
Base 16 Japanese Abacus *
Chinese Abacus * (base 16)
Reconfigured Abacus to represent Chinese Solid-And-Broken-Bar System * (base 12)
Mesoamerican Abacus * (Nepohualtzintzin, similar to a Soroban base 20)
Calendar Mesoamerican Abacus (Nepohualtzintzin)
Sumerian Abacus (reconstruction as no examples or diagrams exist from era)
Base 2 Abacus
Georgian Abacus * (Russian base 20, for warmer climate (no shoes), do not take seriously)
US Currency Dollar
European Currency Euro
Counters with British Currency Pound
British Currency Pound
Japanese Currency Yen
South Korean Currency Won
Russian Currency Ruble
Old Russian Currency Ruble
Lee's Abacus * Principal Chinese with a Nonevenly Distributed 7/13 Rail Auxiliary
Lee's Abacus * Principal Korean with a Nonevenly Distributed 7/11 Rail Auxiliary
Lee's Abacus * Principal Chinese with a Evenly Distributed 9 Rail Auxiliary

Configurations

Korean Abacus *
(Jupan, AKA Japanese
Soroban pre-WWII)

Japanese Abacus *
(Soroban post-WWII)

Roman Hand Abacus *
right most column twelfths and
Ancient Roman Numerals in display

Roman Hand Abacus *
right most column eighths and
Modern Roman Numerals on abacus

Ivory Roman Hand Abacus *
from 2nd - 5th Century

Russian Abacus *
(Schoty)

Old Russian Abacus *
(Schoty w/ 1/4 Kopek)

Danish School Abacus *

Medieval Counters *

British Abacus *
An abacus from the British Museum
from the 17th century

Vietnamese Abacus *
(unusual example as normally
of Chinese-Japanese type)

Base 16 Japanese Abacus *

Chinese Abacus *
(base 16)

Reconfigured Abacus to represent
Chinese Solid-And-Broken-Bar System *
(base 12)

Mesoamerican Abacus *
(Nepohualtzintzin,
similar to a Soroban base 20)

Calendar Mesoamerican Abacus
(Nepohualtzintzin)

Sumerian Abacus
(reconstruction as no examples
or diagrams exist from era)

Base 2 Abacus

Georgian Abacus *
(Russian base 20, for warmer climate
(no shoes), do not take seriously)

US Currency
Dollar

European Currency
Euro

Counters with British Currency
Pound

British Currency
Pound

Japanese Currency
Yen

South Korean Currency
Won

Russian Currency
Ruble

Old Russian Currency
Ruble

Lee's Abacus *
Principal Chinese with a Nonevenly
Distributed 7/13 Rail Auxiliary

Lee's Abacus *
Principal Korean with a Nonevenly
Distributed 7/11 Rail Auxiliary

Lee's Abacus *
Principal Chinese with a Evenly
Distributed 9 Rail Auxiliary

Android Abacus

Abacus for my phone

Abacus Implementation for Android

Icon	Source Code	Executable
	Abacus.zip	Abacus.apk

Unzip somewhere and then put in Eclipse like File->Project->Android Project from Existing Code. Then build, install, and run as usual. Any trouble building and getting on your Android, let me know so I can make fixes or better instructions.

See project notes for todo list and history.

Java Abacus

Screenshot shown here running as: "java -jar AbacusApp.jar -lee=1"

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Accessible Technology: Tools once reserved for Hollywood studios are now available to independent creators.

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The future of youth-oriented filmography lies in this intersection of high-end tech and raw, honest storytelling. As the digital space becomes more crowded, those who invest in the "extra quality" of their work are the ones who will define the next generation of visual media.

The Evolution and Impact of High-Production Content in Youth Media When audiences search for "teen extra quality filmography,"

Narrative Shorts: Scripted pieces that tackle difficult subjects like mental health, digital identity, and social pressure with a sensitive, artistic lens. Why Quality Matters for Content Creators

The most popular videos in this category are those that successfully blend technical excellence with authentic emotion. We are seeing a surge in "short-form cinema"—videos under ten minutes that carry the emotional weight of a feature film. These often include: As the digital space becomes more crowded, those

Historically, media created for or featuring teenagers was often relegated to low-budget sitcoms or shaky "vlog-style" uploads. However, the "extra quality" movement has changed that. Filmmakers are now utilizing 4K cameras, sophisticated editing suites, and professional-grade color grading to tell stories that feel as expansive as big-budget cinema. This trend is driven by several factors:

You can download the jar file (preserve the .jar extension), and then it can be run as an application like "java -jar AbacusApp.jar -rails=15" or "java -jar AbacusApp.jar -lee=1 -leftAuxRails=9 -rightAuxRails=9". The X Manual Page is written for the X version but may be useful to understanding the Java program.

Java Abacus

Abacus Implementation for Java

Icon	Source Code	Jar File
	abacus.zip	AbacusApp.jar

There is a feature for teachers to test students on the use the abacus. This would give the ability to create your own tests. Results would go into a results directory. Sample tests are given in zip file (there is only the one test so far). The idea is to move the beads to the correct position and then record the answer by a certain time.

See project notes for todo list and history.

X Abacus (and Windows too)

Still my favorite Abacus

Abacus Implementation for X (Linux and friends) and Windows

Icon	Latest Source	Latest Windows	Man Page	README	LSM	Older Versions	Ancient Versions
	xabacus-latest.tar.xz	wabacus-latest.zip	xabacus	xabacus.README	xabacus.lsm	At SillyCycle	At Ibiblio

A Transparent Abacus
Cat behind Abacus

Latest UNIX/VMS version is 8.9.3 and was written in C/C++. Windows version has same source and compiled with MinGW (though does have less features).

See project notes for todo list and history.

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Contents

JavaScript Abacus

Android Abacus

Java Abacus

Indian Teen 3gp Sex Videos Extra Quality [portable] Site

X Abacus (and Windows too)

Notes