W e b f o r E v e r y o n e
W e b o n E v e r y t h i n g
K n o w l e d g e B a s e
T r u s t a n d C o n f i d e n c e
Web for EveryoneWeb on EverythingKnowledge BaseTrust and Confidence
Åëëçíéêü Ãñáöåßï ôïõ W3C: 1998-2009ÐÐ åå ññ éé óó óó üü ôô åå ññ áá áá ðð üü 11 00 ÷÷ ññ üü íí éé áá åå ðð éé ôô õõ ÷÷ ïï ýý òò ëë åå éé ôô ïï õõ ññ ãã ßß áá òò
W3C Greece Office: 1998-2009MM oo rr ee tt hh aa nn 11 00 yy ee aa rr ss oo ff ss uu cc cc ee ss ss ff uu ll oo pp ee rr aa tt ii oo nn
www.w3c.gr
3
Ôï üñáìá ôçò Êïéíïðñáîßáò ôïõ Ðáãêüóìéïõ Éóôïý, áðü ôçí ßäñõóÞ ôçò ìÝ÷ñé êáé óÞìåñá, åßíáé íá
ïäçãÞóåé ôïí Ðáãêüóìéï Éóôü óôï ìÝãéóôï ôùí äõíáôïôÞôùí ôïõ, äçìéïõñãþíôáò Ýíá äéá-ëåéôïõñãéêü
óçìáóéïëïãéêü éóôü åìðéóôïóýíçò, ðñïóâÜóéìï áðü üëá ôá Üôïìá êáé üëåò ôéò óõóêåõÝò. Áõôü ôï
üñáìá äéáôçñåß æùíôáíÞ êáé ðáñáãùãéêÞ ôçí Êïéíïðñáîßá, ãéá ðÜíù áðü äåêáôÝóóåñá ÷ñüíéá,
åíþíïíôáò ôá åêáôïíôÜäåò ÌÝëç ôçò, ôïõò ÷éëéÜäåò ðñïãñáììáôéóôÝò êáé ôïõò äéóåêáôïììýñéá
÷ñÞóôåò ôïõ Ðáãêüóìéïõ Éóôïý, áíÜ ôïí êüóìï. Ôï Åëëçíéêü Ãñáöåßï ôçò Êïéíïðñáîßáò ôïõ
Ðáãêüóìéïõ Éóôïý, Ý÷ïíôáò Þäç óõìðëçñþóåé äÝêá ÷ñüíéá ëåéôïõñãßáò, ìïéñÜæåôáé ôïõò óôü÷ïõò êáé
ôï üñáìá ôçò Êïéíïðñáîßáò êáé óõíôåëåß óôçí åíåñãÞ óõììåôï÷Þ ôçò åëëçíéêÞò êïéíüôçôáò óôçí
åîÝëéîç ôïõ Ðáãêüóìéïõ Éóôïý.
Äñ. ÅéñÞíç ÖïõíôïõëÜêçÅðéêåöáëÞò Åëëçíéêïý Ãñáöåßïõ W3C
ÅíôåôáëìÝíç ÅñåõíÞôñéá Éíóôéôïýôï ÐëçñïöïñéêÞòºäñõìá Ôå÷íïëïãßáò êáé ¸ñåõíáò (ÉÔÅ)
The vision of the World Wide Web Consortium from its foundation until the present day, is to lead the
Web to its full potential by creating an interoperable Semantic Web of Trust, accessible by all people and
by all devices. This vision keeps the Consortium alive and productive for more than fourteen years, join-
ing its hundreds of members, thousands of programmers and billions of Web users, throughout the world.
The W3C Greece Office, has successfully completed ten years of operation, and by sharing the goals and
vision of the Consortium, contributes towards the improvement and participation of the Greek commu-
nity to the evolution of the World Wide Web.
Dr. Irini FundulakiHead of W3C Greece Office
Associate ResearcherInstitute of Computer Science Foundation for Research and Technology-Hellas (FORTH)
ôôï W3C
4 Åëëçíéêü Ãñáöåßï ôïõ W3C •• www.w3c.gr
Ç Êïéíïðñáîßá ôïõ Ðáãêüóìéïõ Éóôïý, ãíùóôÞ ùò
World Wide Web Consortium (W3C), Ý÷åé ùò óôü÷ï íá
ïäçãÞóåé ôïí Ðáãêüóìéï Éóôü óôï ìÝãéóôï ôùí äõíá-
ôïôÞôùí ôïõ, áíáðôýóïíôáò ðñùôüêïëëá êáé ïäç-
ãßåò, ïé ïðïßåò åîáóöáëßæïõí ôç ìáêñï÷ñüíéá áíÜ-
ðôõîç ôïõ Web.
Ìå ôç óõììåôï÷Þ ôùí Ìåëþí ôçò, ôçò ÏìÜäáò ôçò
êáé ôïõ Êïéíïý, ç Êïéíïðñáîßá ðáñÜãåé ÓõóôÜóåéò
(Recommendations), ðïõ áðïôåëïýí ôá Ðñüôõðá
(Standards) ôïõ Ðáãêüóìéïõ Éóôïý, êáé Ïäçãßåò
(Guidelines). ¼ëá áõôÜ åðçñåÜæïõí ôçí åîÝëéîç ôïõ
Ðáãêüóìéïõ Éóôïý, åîáóöáëßæïõí ôç äéá-ëåéôïõñãé-
êüôçôÜ ôïõ êáé óõíôåëïýí óôéò ôå÷íïëïãéêÝò åîå-
ëßîåéò.
Ôï W3C óõóôÜèçêå ôï 1994 áðü ôïí åöåõñÝôç ôïõ
Ðáãêüóìéïõ Éóôïý, Sir Tim Berners-Lee, óôï Ðáíåðé-
óôÞìéï ÌÉT (Massachusetts Institute of Technology)
ôçò Ìáóá÷ïõóÝôçò ôùí ÇíùìÝíùí Ðïëéôåéþí.
Ï Ãáëëéêüò Åñåõíçôéêüò Ïñãáíéóìüò INRIA (Institut
National de Recherche en Informatique et en Automa-
tique) Ýãéíå ï ðñþôïò åêðñüóùðïò ôçò Êïéíïðñáîßáò
ôïõ Ðáãêüóìéïõ Éóôïý óôçí Åõñþðç ôï 1995. Óôç
óõíÝ÷åéá, ôï 2003, ôç óêõôÜëç ðáñÝëáâå ôï ERCIM
(European Research Consortium on Informatics and
Mathematics), o ïñãáíéóìüò ðïõ áðïóêïðåß óôçí
ðñïþèçóç ôçò ÅõñùðáúêÞò ¸ñåõíáò êáé ÁíÜðôõîçò
óôï ÷þñï ôçò ÐëçñïöïñéêÞò êáé ôùí ÅöáñìïóìÝíùí
Ìáèçìáôéêþí. Ç áíÜëçøç ôïõ ñüëïõ ôïõ Åõñùðáß-
ïõ ïéêïäåóðüôç ôçò Êïéíïðñáîßáò ôïõ Ðáãêüóìéïõ
Éóôïý áðü ôï ERCIM óçìáôïäüôçóå ìßá íÝá åðï÷Þ
óõíåñãáóéþí êáé äçìéïõñãßáò äéêôýùí áíÜìåóá óå
öïñåßò, ðïõ äñáóôçñéïðïéïýíôáé óôéò ôå÷íïëïãßåò
ôïõ Ðáãêïóìßïõ Éóôïý.
Åêðñüóùðïò ôçò Êïéíïðñáîßáò ôïõ Ðáãêüóìéïõ Éó-
ôïý óôçí Áóßá, áðü ôï 1996, åßíáé ôï ÐáíåðéóôÞìéï
Keio ôçò Éáðùíßáò.
Ãéá íá ìðïñÝóåé íá åðéôý÷åé ôïõò óôü÷ïõò ôçò, ç Êïé-
íïðñáîßá ôïõ Ðáãêüóìéïõ Éóôïý Ý÷åé éäñýóåé 16 Ãñá-
öåßá áíÜ ôïí êüóìï.
Ôï Åëëçíéêü Ãñáöåßï ôïõ W3C öéëïîåíåßôáé, áðü ôï
1998, óôï Éíóôéôïýôï ÐëçñïöïñéêÞò ôïõ Éäñýìáôïò
Ôå÷íïëïãßáò êáé ¸ñåõíáò (ÉÔÅ), óôï ÇñÜêëåéï ôçò
ÊñÞôçò, êáé Ýêôïôå óõììåôÝ÷åé åíåñãÜ óôçí åíçìÝñù-
óç ôçò åëëçíéêÞò êïéíüôçôáò óå èÝìáôá ôïõ Ðáãêü-
óìéïõ Éóôïý.
aabout W3C
5W3C Greece Office •• www.w3c.gr
The World Wide Web Consortium (W3C) is an interna-
tional consortium whose mission is "To lead the World
Wide Web to its full potential by developing protocols
and guidelines that ensure long-term growth for the
Web".
With the participation of its Member organisations,
Team and Public, W3C defines Recommendations
(Standards) and Guidelines for the World Wide Web
which promote its evolution, interoperability, and con-
tribute to its developments.
The World Wide Web Consortium was founded in 1994
by Sir Tim Berners-Lee, the inventor of the Web, at ÌÉÔ
(Massachusetts Institute of Technology), USA.
INRIA (Institut National de Recherche en Informatique
et en Automatique) became the first European host of
W3C in 1995, followed by ERCIM (European Research
Consortium on Informatics and Mathematics) in 2003.
ERCIM is a Consortium which aims to promote collab-
orative work within the European research community
and increase co-operation with European industry. The
organisational transition of W3C in Europe from INRIA
to ERCIM, denotes the beginning of new collaborations
and the creation of networks among parties that are
active in Web technologies.
Keio University of Japan has been the host of W3C in
Asia since 1996.
In order to accomplish its goals, the World Wide Web
Consortium has established 16 Offices throughout the
world, one of which is located in Greece, hosted by the
Institute of Computer Science of the Foundation for Re-
search and Technology-Hellas (FORTH), in Heraklion,
Crete.
The W3C Greece Office operates since 1998 and par-
ticipates actively in the dissemination of Web-related-
information to the Greek Research and Industrial Com-
munities.
óóôü÷ïé ôïõ W3C
6 Åëëçíéêü Ãñáöåßï ôïõ W3C •• www.w3c.gr
Ðáãêüóìéïò Éóôüò ãéá ‘Ïëïõò
Ç êïéíùíéêÞ áîßá ôïõ Ðáãêüóìéïõ Éóôïý ðñïêýðôåé
áðü ôç óõìâïëÞ ôïõ óôçí áíèñþðéíç åðéêïéíùíßá,
óôéò åìðïñéêÝò óõíáëëáãÝò êáé óôçí õðïóôÞñéîç
áðüêôçóçò êáé áíôáëëáãÞò ãíþóåùí.
¸íáò áðü ôïõò âáóéêïýò óôü÷ïõò ôçò Êïéíïðñáîßáò
ôïõ Ðáãêüóìéïõ Éóôïý åßíáé íá êÜíåé áõôÜ ôá ïöÝëç
äéáèÝóéìá óå üëïõò ôïõò áíèñþðïõò, áíåîÜñôçôá
áðü óõóêåõÝò, ëïãéóìéêü, õðïäïìÞ äéêôýïõ, ôïðéêÞ
ãëþóóá, êïõëôïýñá, ãåùãñáöéêÞ ôïðïèåóßá êáé
öõóéêÞ Þ íïçôéêÞ éêáíüôçôá.
Ðáãêüóìéïò Éóôüò óå ¼ëá
Ôï ðëÞèïò ôùí äéáöïñåôéêþí óõóêåõþí ðïõ ìðï-
ñïýí íá ðáñÝ÷ïõí ðñüóâáóç óôïí Ðáãêüóìéï Éóôü
Ý÷åé áõîçèåß óçìáíôéêÜ: êéíçôÜ ôçëÝöùíá, ðñïóù-
ðéêïß øçöéáêïß âïçèïß, áëëçëåðéäñáóôéêÜ óõóôÞìá-
ôá ôçëåüñáóçò, óõóôÞìáôá öùíçôéêÞò áðÜíôçóçò.
Óôü÷ïò ôïõ W3C åßíáé íá êÜíåé ôçí ðñüóâáóç óôïí
Ðáãêüóìéï Éóôü, áðü ïðïéáäÞðïôå óõóêåõÞ, ôüóï
áðëÞ êáé åýêïëç, üóï åßíáé áðü Ýíáí ðñïóùðéêü
õðïëïãéóôÞ.
ÂÜóç Ãíþóçò
Ï Ðáãêüóìéïò Éóôüò ìðïñåß íá èåùñçèåß ùò ìßá
âÜóç äåäïìÝíùí ðïõ, áí ó÷åäéáóôåß ðñïóåêôéêÜ,
ìðïñåß íá åðéôñÝøåé óôïõò õðïëïãéóôÝò íá ðñï-
óöÝñïõí Ýíá óýíïëï áðü ðëïýóéåò õðçñåóßåò, ïé ï-
ðïßåò âïçèïýí ôïõò áíèñþðïõò óôçí åðßëõóç
ðñïâëçìÜôùí, ðïõ áðáéôïýí êïõñáóôéêÝò Þ ðïëý-
ðëïêåò äéåñãáóßåò.
Åìðéóôïóýíç
¸íáò áðü ôïõò âáóéêïýò óôü÷ïõò ôçò Êïéíïðñáîßáò
ôïõ Ðáãêüóìéïõ Éóôïý åßíáé ç áíÜðôõîç êáé ç ðñï-
áãùãÞ ôå÷íïëïãéþí, ðïõ óôçñßæïõí ðåñéâÜëëïíôá
óõíåñãáóßáò, óôá ïðïßá ðñáãìáôïðïéïýíôáé áóöá-
ëåßò óõíáëëáãÝò ìå Ýìðéóôïõò öïñåßò, åßôå áõôïß åß-
íáé Üíèñùðïé, ïñãáíéóìïß, Þ õðçñåóßåò.
wW3C Goals
7W3C Greece Office •• www.w3c.gr
Web for Everyone
The social value of the Web is that it enables human
communication, commerce, and supports knowledge
sharing. One of the main objectives of W3C is to make
the above benefits available to all people, whatever
their devices, software, network infrastructure, lan-
guage, culture, geographical location and physical or
mental ability.
Web on Everything
Nowadays an increasing number of different kinds of
devices can access the Web: mobile phones, personal
digital assistants, interactive television systems, voice
response systems. One of the goals of W3C is to make
Web access from any kind of device as simple, easy
and convenient as Web access from a desktop.
Knowledge Base
The World Wide Web can be considered as a huge
database which, if properly designed, allows comput-
ers to offer a set of valuable services that support
diverse user communities in the resolution of prob-
lems that otherwise demand tedious or complex pro-
cedures.
Trust and Confidence
One of the main objectives of the World Wide Web
Consortium is to develop and promote technologies
that enable collaborative environments in which
secure transactions with trusted people, organisations
or services, occur.
ôôå÷íïëïãßåò
8 Åëëçíéêü Ãñáöåßï ôïõ W3C •• www.w3c.gr
Ôï W3C ðñïùèåß ôç äéá-ëåéôïõñãéêüôçôá áíÜìåóá
óå óõóêåõÝò êáé ëïãéóìéêü ðïõ Ý÷ïõí ðñüóâáóç óôï
Web, ó÷åäéÜæïíôáò êáé ðñïùèþíôáò áíïé÷ôÜ êáé
óõìâáôÜ ìåôáîý ôïõò Ðñùôüêïëëá, áðïöåýãïíôáò
Ýôóé ôïí êáôáêåñìáôéóìü ôçò áãïñÜò.
Ïé Ôå÷íïëïãßåò ôïõ W3C ïìáäïðïéïýíôáé óå Ôå÷íï-
ëïãßåò Åöáñìïãþí Éóôïý (Web Applications), Ðñü-
óâáóçò óôïí Ðáãêüóìéï Éóôü ìÝóù KéíçôÞò óõ-
óêåõÞò (Mobile), ÖùíÞò (Voice), Õðçñåóéþí Éóôïý
(Web Services), Óçìáóéïëïãéêïý Éóôïý (Semantic
Web) êáé Éäéùôéêüôçôáò êáé ÁóöÜëåéáò (Privacy, Se-
curity).
Ïé Ôå÷íïëïãßåò áõôÝò âáóßæïíôáé óå èåìåëéþäåéò
ãëþóóåò êáé ðñùôüêïëëá ôïõ W3C, üðùò åßíáé ôá
URIs, ôï HTTP, ç XML, ç RDF, êá., êáé ÷ñçóéìïðïé-
ïýíôáé óôçí áíÜðôõîç åöáñìïãþí ðïõ éêáíïðïé-
ïýí ôéò áðáéôÞóåéò Ðñïóâáóéìüôçôáò (Web Accessi-
bility), Äéåèíïðïßçóçò (Internationalisation), Áíåîáñ-
ôçóßáò Óõóêåõþí (Device Independence), ÊéíçôÞò
Ðñüóâáóçò (Mobile Access) êáé ÄéáóöÜëéóçò Ðïéü-
ôçôáò (Quality Assurance).
¼ëåò áõôÝò ïé Ôå÷íïëïãßåò óõìâÜëëïõí óôç ðñáã-
ìáôïðïßçóç åíüò Web.
ttechnologies
9W3C Greece Office •• www.w3c.gr
W3C promotes interoperability among devices and
software that access the Web, by designing and pro-
moting open and compatible protocols with one
another, in order to avoid the market fragmentation of
the past.
The Technologies of W3C are grouped in the following
categories: Web Applications, Mobile, Voice, Web Ser-
vices, Semantic Web, and Trust and Security.
They are built on top of foundational languages and
W3C protocols such as URIs, HTTP, XML and RDF, and
are used in developing applications related to Web
Accessibility, Internationalisation, Device Indepen-
dence, Mobile Access and Quality Assurance.
All of the above technologies contribute to the realisa-
tion of one Web.
ääñáóôçñéüôçôåò
10 Åëëçíéêü Ãñáöåßï ôïõ W3C •• www.w3c.gr
Äñáóôçñéüôçôåò: 24
ÏìÜäåò Åñãáóßáò: 46
ÏìÜäåò ÅíäéáöÝñïíôïò: 14
ÏìÜäåò Óõíôïíéóìïý: 5
Tï W3C áíáðôýóóåé Äñáóôçñéüôçôåò óôéò
ðáñáêÜôù èåìáôéêÝò ðåñéï÷Ýò, ó÷åôéêÝò ìå
ôïí Ðáãêüóìéï Éóôü:
Áëëçëåðßäñáóç (Interaction)
Ôå÷íïëïãßá êáé Êïéíùíßá
(Technology & Society)
Ðáíôá÷ïý Ðáñüí Éóôüò
(Ubiquitous Web)
Ðñïóâáóéìüôçôá (Web Accessibility)
Ãéá êÜèå Äñáóôçñéüôçôá ïñßæïíôáé ÏìÜäåò
Åñãáóßáò (Working Groups), õðåýèõíåò ãéá
ôå÷íéêÜ æçôÞìáôá, ÏìÜäåò ÅíäéáöÝñïíôïò
(Interest Groups), ïé ïðïßåò áó÷ïëïýíôáé ìå
ãåíéêüôåñá èÝìáôá, êáé ÏìÜäåò Óõíôïíéóìïý
(Coordination Groups), ïé ïðïßåò óõíôïíßæïõí
ôçí åðéêïéíùíßá áíÜìåóá óå óõó÷åôéæüìåíåò
ÏìÜäåò.
Oé ïìÜäåò áõôÝò ðáñÜãïõí ôïí êýñéï üãêï
ôùí áðïôåëåóìÜôùí ôïõ W3C êáé áðáñôß-
æïíôáé áðü ôá ÌÝëç êáé ôçí ÏìÜäá W3C,
êáèþò êáé ôõ÷üí ðñïóêåêëçìÝíïõò åìðåéñï-
ãíþìïíåò.
ÅðéðëÝïí, åßíáé õðåýèõíåò ãéá ôçí åðéêïéíù-
íßá ìå Üëëïõò ïñãáíéóìïýò ôõðïðïßçóçò, áë-
ëÜ êáé ìå êïéíüôçôåò ÷ñçóôþí, ðïõ áó÷ï-
ëïýíôáé ìå ôå÷íéêÜ æçôÞìáôá ó÷åôéêÜ ìå ôïí
Ðáãêüóìéï Éóôü.
aactivities
11W3C Greece Office •• www.w3c.gr
Activities: 24
Working Groups: 46
Interest Groups: 14
Coordination Groups: 5
W3C is engaged in Activities related to the fol-
lowing thematic Web areas:
Interaction
Technology & Society
Ubiquitous Web
Web Accessibility
Activities are generally organised into groups:
Working Groups (for technical developments),
Interest Groups (for more general work), and
Coordination Groups (for communication
among related groups).
The above groups produce the bulk of W3C's
results (technical reports, Web standards and
open source software among others) and are
comprised of participants from the W3C Mem-
ber organisations, the Team and Invited Experts.
Additionally, they are responsible for the coor-
dination with other standard bodies and techni-
cal communities.
ïïñãÜíùóç
12
Ôï W3C äéïéêåßôáé áðü ìßá êåíôñéêÞ OìÜäá êáé
Ýñ÷åôáé óå åðáöÞ ìå ôéò êáôÜ ôüðïõò êïéíüôçôåò äé-
åèíþò, ìÝóù ôùí Ãñáöåßùí ôïõ. Óôçí áíÜðôõîç
ôùí ôå÷íïëïãéþí ôïõ óõíåéóöÝñïõí ôá åããåãñáì-
ìÝíá ÌÝëç ôïõ, êáèþò êáé ôï åõñý êïéíü.
Ç ÏìÜäá ôïõ W3C (W3C Team) ðåñéëáìâÜíåé
ðåñéóóüôåñïõò áðü åîÞíôá åñåõíçôÝò êáé ìç÷á-
íéêïýò óå üëï ôïí êüóìï, ïé ïðïßïé çãïýíôáé ôùí
ôå÷íéêþí ÄñáóôçñéïôÞôùí ôïõ W3C êáé äéá÷åéñßæïí-
ôáé ôá ïñãáíùôéêÜ èÝìáôá, ðïõ ó÷åôßæïíôáé ìå áõ-
ôü. Ôá ðåñéóóüôåñá ìÝëç ôçò ÏìÜäáò W3C âñßóêïí-
ôáé óôá ôñßá öéëïîåíïýíôá ôï W3C Éäñýìá-
ôá / Ïñãáíéóìïýò, ðïõ åßíáé ôï MIT óôéò ÇíùìÝíåò
Ðïëéôåßåò, ôï ERCIM óôçí Åõñþðç êáé ôï Ðáíåðé-
óôÞìéï Keio óôçí Éáðùíßá.
16 Ãñáöåßá ôïõ W3C (W3C Offices) ëåéôïõñãïýí, óå
éóÜñéèìåò ãåùãñáöéêÝò ðåñéï÷Ýò: Áõóôñáëßá, Âñá-
æéëßá, Ãåñìáíßá-Áõóôñßá, ÅëëÜäá, ÇíùìÝíï Âáóßëåéï-
Éñëáíäßá, Éóðáíßá, ÉóñáÞë, Éôáëßá, ÊÜôù ×þñåò
(Ïëëáíäßá-Ëïõîåìâïýñãï -ÂÝëãéï), Êßíá, ÊïñÝá,
Ìáñüêï, Íüôéá ÁöñéêÞ, Ïõããáñßá, Óïõçäßá êáé
Öéëáíäßá. Kýñéá áðïóôïëÞ ôùí Ãñáöåßùí åßíáé íá
åñãáóôïýí ìå ôéò ôïðéêÝò êïéíüôçôåò, ãéá ôçí õéïèÝ-
ôçóç ôùí ÓõóôÜóåùí ôçò Êïéíïðñáîßáò ôïõ Ðáãêï-
óìßïõ Éóôïý áðü ôïõò ðñïãñáììáôéóôÝò êáé ôïõò õ-
ðåõèýíïõò áíÜðôõîçò åöáñìïãþí êáé ðñïôýðùí.
ÅðéðëÝïí, åíèáññýíïõí ôç óõììåôï÷Þ êÜèå åíäéáöå-
ñïìÝíïõ öïñÝá Þ éäéþôç óôç äçìéïõñãßá ìåëëïí-
ôéêþí ÓõóôÜóåùí. Ôá Ãñáöåßá åßíáé åîïõóéïäïôç-
ìÝíá ãéá ôçí åããñáöÞ íÝùí Ìåëþí óôï W3C.
Ãéá íá öÝñïõí åéò ðÝñáò ôçí áðïóôïëÞ ôïõò, ôá
Ãñáöåßá äéïñãáíþíïõí êáé óõììåôÝ÷ïõí óå åêäçëþ-
óåéò, ðïõ ó÷åôßæïíôáé ìå ôïõò óôü÷ïõò ôïõ W3C,
åßíáé õðåýèõíá åðéêïéíùíßáò ìå ôçí ôïðéêÞ êïéíü-
ôçôá êáé óõíôçñïýí ôéò äéêÝò ôïõò éóôïóåëßäåò, ïé ï-
ðïßåò ðåñéëáìâÜíïõí áíáöïñÝò óôéò éóôïóåëßäåò
ôïõ W3C, åíçìåñùìÝíåò ìå ôá ÍÝá ôïõ W3C, êÜ-
ðïéá áðü ôá ïðïßá ìåôáöñÜæïíôáé óôçí ôïðéêÞ
ãëþóóá, áëëÜ êáé ÍÝá ôïõ Ãñáöåßïõ, ðïõ åíäéáöÝ-
ñïõí ôçí ôïðéêÞ êïéíüôçôá.
Ï óõíôïíéóìüò êáé ç Ýãêáéñç åíçìÝñùóç ôùí
Ãñáöåßùí ãéá ôéò åîåëßîåéò óôéò ôå÷íïëïãßåò êáé äñá-
óôçñéüôçôåò ôçò Êïéíïðñáîßáò ôïõ Ðáãêüóìéïõ É-
óôïý åðéôõã÷Üíïíôáé ìÝóù ôçò ôáêôéêÞò åðéêïéíù-
íßáò áíÜìåóá óôïõò åêðñïóþðïõò ôùí Ãñáöåßùí
êáé ôçí ÏìÜäá W3C, åßôå ìÝóù ôçëåöþíïõ (óå ìç-
íéáßá âÜóç) åßôå áðåõèåßáò (ôïõëÜ÷éóôïí ìßá öïñÜ
åôçóßùò). Åðßóçò, êÜèå ÷ñüíï ðñáãìáôïðïéåßôáé ìßá
ãåíéêÞ óõíÜíôçóç ôçò ÏìÜäáò W3C êáé ôùí Ìåëþí
ôçò, üðïõ ãßíåôáé áíáóêüðçóç ôùí ðåðñáãìÝíùí
êáé óõæçôéÝôáé ç ðåñáéôÝñù ðïñåßá ôùí åñãáóéþí
ôçò Êïéíïðñáîßáò.
Åëëçíéêü Ãñáöåßï ôïõ W3C •• www.w3c.gr
oorganisation
13
The W3C Team leads the activities of the Consortium
and stays in contact with the local communities in var-
ious countries through the W3C Offices. The role of
the W3C Members and the broader public is crucial for
the Web technologies and protocols developed by
W3C.
The W3C Team includes more than sixty researchers
and engineers from around the world who lead the
technical Activities at W3C and manage the operations
of the Consortium. Most of the Team works physically
at the three host institutions which are MIT in the Unit-
ed States, ERCIM in Europe, and Keio University of
Japan.
16 W3C Offices operate in an equal number of geo-
graphical locations: Australia, Benelux (Holland-Lux-
embourg-Belgium), Brazil, China, Finland, Germany-
Austria, Greece, Hungary, Israel, Italy, Korea, Moroc-
co, Southern Africa, Spain, Sweden, and United King-
dom-Ireland.
The principle mission of the Offices is to work with
local communities in order to promote the adoption of
W3C Recommendations by programmers, application
developers, standard authors as well as to encourage
inclusion of stakeholder organisations in the creation
of future recommendations. The Offices are also
authorized to recruit new W3C Members.
To accomplish their mission, the Offices organise and
participate in events related to the goals of W3C. They
are responsible for the dissemination of information in
the local communities, management of their Web
pages which include links to W3C pages, translation of
W3C news, as well as Office news that is of interest to
the local community.
The coordination and up to date briefing of the W3C
Offices about the technologies and activities of the
Consortium, is achieved through frequent communica-
tion between the Office representatives and the W3C
Team either through monthly phone or annual face-to-
face meetings. In addition, every year a general assem-
bly of the W3C Team and Members take place where
the past achievements and the future plans of the Con-
sortium are discussed.
W3C Greece Office •• www.w3c.gr
W3C OfficeW3C Host
ïïñãÜíùóç
14 Åëëçíéêü Ãñáöåßï ôïõ W3C •• www.w3c.gr
Ôï W3C Ý÷åé ðåñéóóüôåñá áðü 400 ÌÝëç, óå ðåñéó-
óüôåñåò áðï 40 ÷þñåò, óôá ïðïßá óõãêáôáëÝãïíôáé
áêáäçìáúêïß êáé åñåõíçôéêïß ïñãáíéóìïß Þ éäéùôéêÝò
åôáéñåßåò. Ôï W3C ùöåëåßôáé óçìáíôéêÜ áðü ôá
ðåäßá ãíþóçò ôùí Ìåëþí ôïõ êáé ëáìâÜíåé ôç óõíåé-
óöïñÜ êÜèå ÌÝëïõò, ùò ìïíáäéêÞ óôç óõíïëéêÞ
ðñïóðÜèåéá.
Ôá ÌÝëç Ý÷ïõí ôç äõíáôüôçôá íá åðçñåÜóïõí ôéò
åîåëßîåéò óôïí Ðáãêüóìéï Éóôü, óõììåôÝ÷ïíôáò óôéò
äéáäéêáóßåò åêêßíçóçò íÝùí ÄñáóôçñéïôÞôùí, äéáôõ-
ðþíïíôáò ôéò áðáéôÞóåéò ôïõò ó÷åôéêÜ ìå ôéò õðü
ìåëÝôç ÐñïäéáãñáöÝò, óõììåôÝ÷ïíôáò óôç ëÞøç á-
ðïöÜóåùí êáé ëáìâÜíïíôáò ìÝñïò óå ïìÜäåò êáé
äßêôõá. ÌÝóù ôçò óõììåôï÷Þò ôïõò óôéò Äñáóôçñéü-
ôçôåò ôïõ W3C, ôá ÌÝëç ìðïñïýí íá áíôáëëÜóïõí
áðüøåéò ìå åìðåéñïãíþìïíåò, ðïõ óõíåñãÜæïíôáé ìå
ôï W3C, íá óõììåôÝ÷ïõí óå åêäçëþóåéò, óôéò ïðïßåò
ðáñïõóéÜæïíôáé êáé óõæçôïýíôáé äéÜöïñá ôå÷íéêÜ
èÝìáôá êáé íá Ý÷ïõí Ýãêáéñç ðñüóâáóç óå êñßóéìåò
ðëçñïöïñßåò.
ÄåäïìÝíçò ôçò áõîáíüìåíçò óçìáóßáò ôïõ Web ãéá
Ýíá ìåãÜëï áñéèìü áíèñþðéíùí äñáóôçñéïôÞôùí, ç
áíÜðôõîç Ðñïôýðùí êáé Ôå÷íïëïãéþí ôïõ Ðáãêü-
óìéïõ Éóôïý óôçí ïðïßá óõììåôÝ÷åé ôï Åõñý Êïéíü
åßíáé êáèïñéóôéêÞò óçìáóßáò ãéá ôï W3C.
Ôï W3C äßíåé ôç äõíáôüôçôá óôï Åõñý Êïéíü íá
óõììåôÜó÷åé óôéò ÄñáóôçñéüôçôÝò ôïõ, ðñïÜãùíôáò
ôçí áíÜëçøç õðåõèõíïôÞôùí, ìå äéÜöïñïõò ôñü-
ðïõò, ìåôáîý ôùí ïðïßùí åßíáé ç óõììåôï÷Þ óå ôå-
÷íéêÝò óõæçôÞóåéò êáé åêäçëþóåéò (çìåñßäåò, óõíÝ-
äñéá), ç óõíåéóöïñÜ Áíïéêôïý Ëïãéóìéêïý êáé ïé ìå-
ôáöñÜóåéò ôùí ÍÝùí êáé ôùí ôå÷íéêþí áíáöïñþí
ôçò Êïéíïðñáîßáò.
Äéáäéêáóßá
Ç Êïéíïðñáîßá ôïõ Ðáãêüóìéïõ Éóôïý ïñßæåé ìéá
áõóôçñÞ äéáäéêáóßá, ïýôùò þóôå ìéá ôå÷íéêÞ
áíáöïñÜ, ðñïúüí óõæçôÞóåùí ìåôáîý åíäéáöåñüìå-
íùí ìåëþí, íá ÷áñáêôçñéóôåß ùò Óýóôáóç. Ç äéá-
äéêáóßá áõôÞ åîáóöáëßæåé ôçí éêáíïðïßçóç ôùí á-
ðáéôÞóåùí, ïé ïðïßåò ôÝèçêáí áñ÷éêÜ áðü ôá åíäé-
áöåñüìåíá ìÝëç (ÌÝëç êáé ÏìÜäá ôïõ W3C üðùò
êáé Åõñý Êïéíü), áëëÜ êáé ôçí õøçëÞ ðïéüôçôá ôùí
áðïôåëåóìÜôùí.
Ôá åíäéáöåñüìåíá ìÝëç óõììåôÝ÷ïõí óå üëá ôá
óôÜäéá ôçò äéáäéêáóßáò, ôá ïðïßá áöïñïýí ôéò
óõæçôÞóåéò êáé ôçí óõããñáöÞ ôùí ÊåéìÝíùí Õðü
Äéáìüñöùóç (Working Draft êáé Last Call Working
Draft) êáé ôùí ÕðïøÞöéùí, Ðñïôåéíüìåíùí êáé
Ôåëéêþí ÓõóôÜóåùí (Candidate, Proposed and W3C
Recommendation).
oorganisation
15W3C Greece Office •• www.w3c.gr
W3C has over 400 Members from more than 40 coun-
tries. W3C Members includes academic and research
institutions as well as companies from the private sec-
tor. The work of the Consortium benefits significantly
through the knowledge fields that its Membership cov-
ers, making each Member's contribution complementa-
ry and unique to the overall effort.
The Members have the ability to influence the Web
evolvements by participating in the process of initiating
new Activities and in decision-making, expressing their
points of view and expectations for the specifications
and participating in several groups and networks. Final-
ly, through their participation in the W3C Activities,
they have timely access to critical information and spe-
cialists who collaborate with the W3C, while they can
participate in events with the potential to create net-
works.
Because of the growing importance of the Web to a
large number of human activities, it is critical that W3C
engage the broader public as part of the development of
the core Web standards and that W3C be accountable
to this public audience. Through its procedures, W3C
provides the ability to the public to engage in the Activ-
ities of the Consortium through participation in techni-
cal discussions and events, such as conferences and
workshops, contribution of Open Software and transla-
tion of news and technical reports of the Consortium.
Process
W3C follows a strict procedure to characterise a tech-
nical report, which is a product of a series of discus-
sions between interested parties, as a Recommenda-
tion. This procedure ensures the gratification of the
requirements by the interested parties (such as W3C
Members, Team and broader public) as well as the high
quality of the results. The interested parties can partici-
pate in all stages of the procedure such as the compo-
sition of Working Draft and Last Working Draft docu-
ments as well as the Recommendations (Candidate,
Proposed and Final).
óóçìáíôéêÝò Ôå÷íïëïãßåò êáé Ðñùôïâïõëßåò ôïõ W3C
16 Åëëçíéêü Ãñáöåßï ôïõ W3C •• www.w3c.gr
Ïêôþâñéïò 1996: Åêäüèçêå ç ðñþôç Óýóôáóç ôïõ
W3C, Portable Network Graphics (PNG), ðïõ áöïñïý-
óå öïñçôÜ ãñáöéêÜ äéêôýïõ.
ÄåêÝìâñéïò 1996: Åêäüèçêå ç ÐñïäéáãñáöÞ Cascad-
ing Style Sheets (CSS) Level 1, ç ïðïßá äéá÷ùñßæåé ôï
ðåñéå÷üìåíï åíüò åããñÜöïõ áðü ôç äïìÞ ôïõ.
ÖåâñïõÜñéïò 1997: ÓõóôÜèçêå ç Ðñùôïâïõëßá
Ðñïóâáóéìüôçôáò ôïõ Ðáãêüóìéïõ Éóôïý, Web
Accessibility Initiative (WAI).
ÄåêÝìâñéïò 1997: Åêäüèçêå ç HyperText Markup Lan-
guage (HTML) 4.0, ç ïðïßá Ýíáíôé ôçò ðñïçãïýìåíçò
ÝêäïóÞò ôçò óõìðåñéÝëáâå ðßíáêåò, style sheets êáé
ìç÷áíéóìïýò äéåèíïðïßçóçò êáé ðñïóâáóéìüôçôáò
óôïí Ðáãêüóìéï Éóôü, óôïé÷åßá ôá ïðïßá åðÝôñåøáí
óôïõò ÷ñÞóôåò, íá äçìéïõñãÞóïõí óåëßäåò óôïí Ðáã-
êüóìéï Éóôü ìå ðëïõóéüôåñï ðåñéå÷üìåíï.
ÖåâñïõÜñéïò 1998: Åêäüèçêå ç Extensible Markup
Language (XML) 1.0, ç ïðïßá ðñïÜãåé ôç äéá-ëåéôïõñ-
ãéêüôçôá êáé ôçí åðéóÞìáíóç åããñÜöùí (markup) êáé
Ýêôïôå áðïôåëåß ôç âÜóç äåêÜäùí Ðñïôýðùí, üðùò
åßíáé ôï Óõíôáêôéêü êáé Êáíüíåò Åðåîåñãáóßáò Øçöé-
áêþí Õðïãñáöþí (XML-Signature Syntax and Process-
ing), ïé Öüñìåò ôïõ Ðáãêïóìßïõ Éóôïý (XForms) êáé ç
Ðëáôöüñìá ïñéóìïý ÐñïôéìÞóåùí ãéá ÐñïóùðéêÜ
ÄåäïìÝíá (Platform for Privacy Preferences - P3P).
Áýãïõóôïò 2000: Áíáðôý÷èçêå êáé ðñïôÜèçêå ç
÷ñÞóç ôçò ãëþóóáò Scalable Vector Graphics (SVG)
1.0, ç ïðïßá õðïóôçñßæåé ôç ÷ñÞóç äéáíõóìáôéêþí
ãñáöéêþí óôïí Ðáãêüóìéï Éóôü.
ÌÜéïò 2001: ÐñïôÜèçêå ç ãëþóóá XML Schema, ç
ïðïßá áðïôåëåß Ýíá áðáñáßôçôï åñãáëåßï ãéá ôç
äçìéïõñãßá ëåîéëïãßùí/ó÷çìÜôùí XML, ôá ïðïßá
÷ñçóéìïðïéïýíôáé óå ðïéêßëåò åöáñìïãÝò.
ÉáíïõÜñéïò 2002: Tï W3C äçìéïõñãåß ôç Äñáóôç-
ñéüôçôá ôùí Õðçñåóéþí ôïõ Ðáãêïóìßïõ Éóôïý, Web
Services Activity, ïé ïðïßåò âáóßæïíôáé óôç ãëþóóá
XML, ðáñÝ÷ïõí Ýíá ðñüôõðï ôñüðï äéá-ëåéôïõñãßáò
ìåôáîý äéáöïñåôéêþí åöáñìïãþí ëïãéóìéêïý êáé
ìðïñïýí íá åêôåëåóôïýí óå ðïéêßëåò ðëáôöüñìåò.
ÌÜéïò 2003: ÕéïèåôÞèçêå ç ÐïëéôéêÞ Åõñåóéôå÷íéþí
ôïõ W3C, Patent Policy, ç ïðïßá áöïñÜ ôç äéá÷åßñéóç
åõñåóéôå÷íéþí êáôÜ ôç äéáäéêáóßá äçìéïõñãßáò Ðñï-
ôýðùí ôïõ Ðáãêïóìßïõ Éóôïý êáé åíèáññýíåé ôç äç-
ìéïõñãßá áíïé÷ôþí Ðñïôýðùí áðáëëáãìÝíùí áðü
ðíåõìáôéêÜ äéêáéþìáôá.
ÖåâñïõÜñéïò 2004: Äçìïóéåýôçêáí ôá Ðñüôõðá
Resource Description Framework (RDF) êáé Web
Ontology Language (OWL) ôïõ Óçìáóéïëïãéêïý Éóôïý,
ôá ïðïßá ðáñÝ÷ïõí Ýíá ðëïýóéï ðëáßóéï äéá÷åßñéóçò
ðüñùí ôïõ Ðáãêüóìéïõ Éóôïý êáé õðïóôçñßæïõí ôç
äõíáôüôçôá äçìéïõñãßáò äïìçìÝíùí ðåñéãñáöþí êáé
ïíôïëïãéþí.
ÌÜñôéïò 2004: Tï W3C äßíåé öùíÞ óôïí Ðáãêüóìéï
Éóôü ìå ôç VoiceXML 2.0.
ÄåêÝìâñéïò 2004: Äçìïóéåýåôáé ôï êåßìåíï ìå ôßôëï
"Áñ÷éôåêôïíéêÞ ãéá ôïí Ðáãêüóìéï Éóôü", ôï ïðïßï
ðñïôåßíåé Ýíá óýíïëï áñ÷þí, ðïõ áðïôåëïýí ðïëý-
ôéìç âÜóç ãéá ôç ó÷åäßáóç ìåëëïíôéêþí Ðñïôýðùí
ôïõ Ðáãêïóìßïõ Éóôïý.
iimportant W3C Technologies and Initiatives
17W3C Greece Office •• www.w3c.gr
October 1996: The first W3C Recommendation pub-
lished is Portable Network Graphics (PNG).
December 1996: Cascading Style Sheets (CSS) Level 1
Specification that separates structure from content is
published.
February 1997: Web Accessibility Initiative (WAI) is
launched.
December 1997: HyperText Markup Language (HTML)
4.0 extends HTML 3.2 with tables, scripting, style
sheets, internationalization, and accessibility features to
Web publishing that enable the authors to create signif-
icantly richer Web content.
February 1998: Extensible Markup Language (XML) 1.0
promotes interoperability and domain-specific markup.
XML is slowly becoming the lingua franca of the Web
and serves as the basis for a number of standards
including from digital signatures (XML-Signature Syntax
and Processing) and Web forms (XForms), to privacy
technologies (Platform for Privacy Preferences - P3P).
August 2000: Scalable Vector Graphics (SVG) 1.0
enriches Web graphics.
May 2001: XML Schema Language is an essential tool
for the creation of XML vocabularies and schemas
which are used in a variety of applications.
January 2002: W3C launches the Web Services Activity.
Web Services are based on the XML language and offer
a standard means of interoperating between different
software applications, running on a variety of platforms
and/or frameworks.
May 2003: The W3C Patent Policy governs the handling
of patents in the process of producing Web standards
and explicitly encourages the development of open,
royalty-free standards.
February 2004: The Resource Description Framework
(RDF) and Ontology Web Language (OWL) are W3C
standards for the Semantic Web which provide a rich
framework for the management of Web resources and
deliver structured descriptions and Web-based ontolo-
gies.
March 2004: W3C gives voice to the Web with
VoiceXML 2.0.
CSS 1
PNG
PICS Labels
PICS Rating
PICSRules
HTML 3.2
HTML 4.0
XML 1.0
MathML 1.0
HTML 4.0
PICS DSig
SMIL 1.0
DOM 1
WCAG 1.0
Style Sheets PI
MathML 1.01
XPath 1.0
XSLT 1.0
HTML 4.01
RDF (Old Version)
Namespaces
WebCGM
DOM 2 Core
DOM 2 Events
DOM 2 Style
DOM 2 Traversal
DOM 2 Views
XHTML Basic
XML 1.0
XHTML 1.0
ATAG 1.0
Schema Struct.
Schema Types
Ruby
XHTML 1.1
XLink 1.0
XML Base
Schema Primer
MathML2
Canonical XML
SVG 1.0
SMIL 2.0
SMIL Animation
WebCGM
XLS 2.0
Infoset
1996 1997 1998 1999 2000 2001
óóçìáíôéêÝò Ôå÷íïëïãßåò êáé Ðñùôïâïõëßåò ôïõ W3C
18 Åëëçíéêü Ãñáöåßï ôïõ W3C •• www.w3c.gr
ÍïÝìâñéïò 2005: Ôï W3C äçìéïõñãåß ôçí OìÜäá EíäéáöÝ-
ñïíôïò “Óýíäåóç ôçò Âéïìç÷áíßáò ÉáôñéêÞò Ôå÷íïëïãßáò ìå ôï
Óçìáóéïëïãéêü Ðáãêüóìéï Éóôü”, Linking Medical Industry with
Semantic Web, ôçò ïðïßáò ï âáóéêüò óôü÷ïò åßíáé íá âåë-
ôéþóåé ôç óõíåñãáóßá êáé ôçí õéïèÝôçóç ôçò Ýñåõíáò êáé áíÜ-
ðôõîçò óôçí ðåñéï÷Þ ôçò õãåßáò, êáé ôùí âéïåðéóôçìþí.
ÄåêÝìâñéïò 2006: Åêäüèçêå ç Extensible Stylesheet Language
(XSL) 1.1, ç ïðïßá, Ýíáíôé ôçò ðñïçãïýìåíçò Ýêäïóçò ôçò,
õðïóôçñßæåé åõñåôÞñéá (indexes), ðïëëáðëÝò ñïÝò êáé óåëéäï-
äåßêôåò. ¸íá XSL stylesheet ðåñéãñÜöåé ðþò Ýíá XML Ýããñáöï
ìðïñåß íá ìåôáôñáðåß óå Ýíá Ýããñáöï HTML Þ XML ìåôáîý
Üëëùí.
ÉáíïõÜñéïò 2007: Äçìïóéåýåôáé ôï ÌïíôÝëï XML ÄåäïìÝíùí
ãéá ôéò ãëþóóåò åðåñþôçóçò XQuery 1.0 êáé XPath 2.0, XQuery
1.0 and XPath 2.0 Data Model.
ÄåêÝìâñéïò 2008: Ôï W3C äçìïóéåýåé ôç Óýóôáóç SPARQL
Query Language for RDF, ç ïðïßá ïñßæåé ôç ãëþóóá åðåñþ-
ôçóçò RDF äåäïìÝíùí, SPARQL.
WebCGM
P3P 1.0
XPath Filter
XML Canonicalization
XHTML 1.0
UAAG1.0
Decrypt Transform
XML Encryption
2002 2003 2004
XPTR Element
XPTR Framewk.
XPTR Xmlns
SOAP Adjuncts
SOAP Framewk.
SVG Mobile
DOM-Level-2-HTML
SVG 1.1
XForms 1.0
SOAP Primer
SOAP Tests
PNG (2nd)
XML Events
MathML 2.0
RDF/XML
Speech Recognition
VoiceXML 2.0
DOM 3 Core
DOM 3 L & S
RDF Test Cases
RDF Schema
RDF Semantics
Schema Struct. (2nd)
Speech Synthesis
Schema Primer (2nd)
XInclude
Schema Types (2nd)
WebArch
RDF Primer
OWL Use Cases
RDF Concepts
OWL Tests
OWL Reference
OWL Semantics
OWL Overview
XML 1.1
OWL Guide
XML 1.0 (3rd)
Infoset (2nd)
Namespaces 1.1
DOM 3 Validation
CC/PP
SOAP MTOM
XOP
XKMS Bindings
Char Model
XKMS
SMIL 2.1
QA Framework
xml:id
WSA SOAP Binding
Namespaces (2nd.)
XML 1.1 (2nd.)
Namespaces 1.1 (2nd.)
XML 1.0 (4th)
XSL 1.1
XHTML-Print
XInclude (2nd)
RRSHB
SMIL 2.0 (2nd ed.)
WSA Core
XForms 1.0 (2nd)
2005 2006
iimportant W3C Technologies and Initiatives
19W3C Greece Office •• www.w3c.gr
December 2004: W3C's Technical Architecture Group (TAG)
publishes "Architecture of the World Wide Web" which promotes
a set of principles that constitute a valuable foundation for the
design of future Web Standards.
November 2005: W3C creates "Linking Medical Industry with
Semantic Web" Initiative with principle objective to improve the
collaboration between interested parties and the adoption of
research in the areas of Health Care and Life Sciences.
December 2006: Extensible Stylesheet Language (XSL) 1.1 is pub-
lished, which, extends its previous version with indexes, multiple
flows and bookmark support. An XSL Stylesheet defines how an
XML document can be transformed into an HTML or XML docu-
ment.
January 2007: XQuery 1.0 and XPath 2.0 Data Model is pub-
lished.
December 2008: W3C publishes the Recommendation: SPARQL
Query Language for RDF.
2007
VoiceXML 2.1
WSDL 2.0 Adjuncts
WSDL 2.0 Core
WSDL 2.0 Primer
SAWSDL
SOAP Tests (2nd)
SOAP Framewk. (2nd)
SOAP Primer (2nd)
WSP 1.5 Framework
WSA Metadata
WSP 1.5 Attachment
XForms 1.0 (3rd)
GRDDL
GRDDL Tests
SOAP Adjuncts (2nd)
ITS
SISR
WebCGM 2.0
XQueryX
XSLT 2.0
XQuery Serialization
Query Formal Semantics
XQuery Functs. and Ops.
XQuery Data Model
XPath 2.0
XQuery 1.0
RDFa
XML 1.0 (5th)
mobileOK tests
SMIL 3.0
DDR API
SVG Tiny 1.2
WCAG 2.0
Element Traversal
EMMA
XML Base (2nd)
PLS
XHTML M12n 1.1
2008 2009
SPARQL Protocol
SPARQL Return Format
Canonical XML 1.1
CSS2
REC-CSS1
XHTML Basic 1.1
XML Sig. (2nd.)
MobiWeb BP
SPARQL Language
ô
20 Åëëçíéêü Ãñáöåßï ôïõ W3C •• www.w3c.gr
Ôï åëëçíéêü Ãñáöåßï ôïõ W3C éäñýèçêå ôï 1998 êáé
öéëïîåíåßôáé óôï Éíóôéôïýôï ÐëçñïöïñéêÞò ôïõ Éäñý-
ìáôïò Ôå÷íïëïãßáò êáé ¸ñåõíáò (ÉÔÅ), óôï ÇñÜêëåéï
ôçò ÊñÞôçò. Ç âáóéêÞ ôïõ áðïóôïëÞ åßíáé íá åíçìå-
ñþóåé êÜèå åíäéáöåñüìåíï åëëçíéêü ïñãáíéóìü êáé
öïñÝá, ãéá ôéò åîåëßîåéò ó÷åôéêÝò ìå ôéò ôå÷íïëïãßåò
áé÷ìÞò ôçò Êïéíïðñáîßáò ôïõ Ðáãêüóìéïõ Éóôïý, áë-
ëÜ êáé íá ðñïùèÞóåé ôéò ÓõóôÜóåéò óôïõò õðåõ-
èýíïõò áíÜðôõîçò åöáñìïãþí êáé ðñïôýðùí üðùò
êáé óôïõò ðñïãñáììáôéóôÝò.
Ç åíçìÝñùóç ôùí åëëçíéêþí ïñãáíéóìþí êáé öïñÝùí
ãéá ôéò äñáóôçñéüôçôåò ôïõ W3C ãßíåôáé ìÝóù ôùí
éóôïóåëßäùí ôïõ åëëçíéêïý ãñáöåßïõ êáé ìÝóù åíüò
ìçíéáßïõ newsletter, ôï ïðïßï áðïóôÝëëåôáé çëåêôñï-
íéêÜ óå êÜèå åíäéáöåñüìåíï. Ïé éóôïóåëßäåò ôïõ åëëç-
íéêïý ãñáöåßïõ åßíáé áíïé÷ôÝò êáé ðñïóâÜóéìåò óå
üëïõò êáé ðáñÝ÷ïõí ðëÞñç êáé åðßêáéñç åíçìÝñùóç,
óôçí åëëçíéêÞ ãëþóóá, ãéá ôá äñþìåíá óôï W3C. Ôï
åëëçíéêü ãñáöåßï ôïõ W3C åßíáé åîïõóéïäïôçìÝíï ãéá
ôçí åããñáöÞ íÝùí Ìåëþí óôçí ÅëëÜäá.
Ç ðïñåßá ôïõ åëëçíéêïý ãñáöåßïõ áðü ôçí ßäñõóÞ
ôïõ ìÝ÷ñé óÞìåñá õðÞñîå óôáèåñÜ áíïäéêÞ, ðñïóåë-
êýïíôáò óõíå÷þò íÝá ÌÝëç, êáé êñáôþíôáò åíÞìåñï
ôï åõñý êïéíü.
Ôá ÌÝëç ôïõ W3C óôçí ÅëëÜäá åßíáé äéåèíïýò êýñïõò
áêáäçìáúêÜ êáé åñåõíçôéêÜ éäñýìáôá, ðïõ áíáðôýó-
óïõí âáóéêÞ êáé åöáñìïóìÝíç Ýñåõíá óôïõò ôïìåßò
ôçò ÐëçñïöïñéêÞò êáé ôùí Ôçëåðéêïéíùíéþí.
ÏöÝëç ÅããñáöÞò óôï W3C
¸íá ÌÝëïò ôïõ W3C áðïêôÜ Ýãêáéñç ðñüóâáóç óå
êñßóéìç ãíþóç êáé ôå÷íïëïãßåò, ðïëý ðñéí áõôÜ
ãßíïõí ðñüôõðá ôïõ Ðáãêïóìßïõ Éóôïý. Ôï ãåãïíüò
áõôü ïäçãåß óôç ìåßùóç ôçò ðéèáíüôçôáò õéïèÝôçóçò
ìç ôõðïðïéçìÝíùí ôå÷íïëïãéþí. ÅðéðëÝïí, õðÜñ÷åé
ç äõíáôüôçôá óõíåñãáóßáò ìå Üëëá ÌÝëç ôïõ W3C
ìÝóá áðü ôéò Äñáóôçñéüôçôåò ôçò Êïéíïðñáîßáò, ïé
ïðïßåò ðáñÝ÷ïõí åõêáéñßåò ìåôáöïñÜò ãíþóçò, áëëÜ
êáé åðéêïéíùíßáò ìå ôïõò åìðåéñïãíþìïíåò ôïõ W3C.
ÌÝóá áðü ôéò óõãêåêñéìÝíåò óõíåñãáóßåò, äçìéïõñ-
ãïýíôáé ìïíáäéêÝò åðé÷åéñçìáôéêÝò åõêáéñßåò ãéá ôá
ÌÝëç ôçò Êïéíïðñáîßáò, ôá ïðïßá ìðïñïýí íá óõì-
âÜëïõí óôï ó÷çìáôéóìü ôïõ ìåëëïíôéêïý Ðáãêüóìé-
ïõ Éóôïý êáé íá åðçñåÜóïõí ôçí åîÝëéîÞ ôïõ. Ç óõì-
ìåôï÷Þ ôùí Ìåëþí óôç äéáìüñöùóç ðñïôýðùí,
ôïõò äßíåé ôç äõíáôüôçôá íá êåñäßóïõí Ýíá óçìáí-
ôéêü ìÝñïò ôçò áãïñÜò, äçìéïõñãþíôáò äéá-ëåéôïõñ-
ãéêÜ ðñïúüíôá, óõìâáôÜ ìå ôá ìåëëïíôéêÜ ðñüôõðá.
ÌÝóá áðü ôá äßêôõá ðïõ ôï êÜèå ÌÝëïò äçìéïõñãåß,
áðïêôÜ ðñüóâáóç êáé ãíþóç óå íÝïõò ôñüðïõò
åñãáóßáò, õéïèåôþíôáò âÝëôéóôåò ðñáêôéêÝò.
ôï åëëçíéêü Ãñáöåßï ôïõ W3C
wW3C Greece Office
21W3C Greece Office •• www.w3c.gr
The W3C Greece Office was founded in 1998 and is
hosted in the Institute of Computer Science, Foundation
for Research and Technology-Hellas (FORTH), Herak-
lion Crete. The goal of the Office is to inform the Greek
organisations and the interested parties in general
about the evolvements related to the important tech-
nologies of the World Wide Web, as well as to promote
the adoption of W3C standards by the programmers,
the application developers and the standard setters.
Greek organisations and institutions are informed about
the activities of W3C through the web pages of the
W3C Greece Office and a monthly newsletter sent by e-
mail to the interested parties. The Web pages of the
W3C Greece Office are open to all interested parties
and provide a complete and up to date briefing in Greek
about W3C activities and events. The W3C Greece
Office is authorized to register new Members in
Greece.
The course of the W3C Greece Office since its estab-
lishment has been steadily upward, constantly attract-
ing new Members and keeping the broader public
informed on the W3C cutting edge technologies, and
their applications.
The Greek Members of W3C are internationally
renowned academic and research institutions which are
involved in basic and applied research in the areas of
Information Technology and Telecommunications.
Benefits of Enrollment to W3C
An ïrganisation that becomes a W3C Member gains
timely access to critical knowledge and technologies,
before these become Web standards, therefore avoid-
ing the adoption of non-standardized technologies for
its products. W3C Members have the possibility to co-
operate with one another through the Actitivities of the
Consortium. Such co-operations provide the opportuni-
ties for knowledge transfer and access to W3C experts.
Through this co-operation and the technology transfer
that occurs, unique business opportunities are created
for W3C Members who can contribute to the shaping of
the future Web and influence its evolution. Their partic-
ipation in the creation of Standards provides them with
the opportunity to gain a significant part of their market,
by developing interoperable produtcs, compatible with
future Standards. Through the networks developed,
each member gains access and knowledge in new ways
of collaboration by adopting the best available prac-
tices.
ååðßëïãïò - epilogue
22 Åëëçíéêü Ãñáöåßï ôïõ W3C •• www.w3c.gr
Åðßëïãïò
Ðñéí áðü äåêáôÝóóåñá ÷ñüíéá, üôáí äçìéïõñãÞèçêå ç Êïéíïðñáîßá ôïõ Ðáãêüóìéïõ Éóôïý, Þôáí äýóêïëï íá
ðñïâëÝøåé êáíåßò ôéò áëëáãÝò, ðïõ èá Ýöåñíå ôï Äéáäßêôõï êáé ï Ðáãêüóìéïò Éóôüò óôç æùÞ ìáò.
ÓÞìåñá, ìðïñïýìå íá äïýìå êáèáñÜ ôçí åðßäñáóç ôùí ôå÷íïëïãéþí áõôþí óå Ýíá ìåãÜëï áñéèìü áíèñù-
ðßíùí äñáóôçñéïôÞôùí, üðùò åßíáé ãéá ðáñÜäåéãìá ç åêðáßäåõóç, ôï åìðüñéï, ç øõ÷áãùãßá, ç éáôñéêÞ, ç
åðéóôÞìç êáé ç ôå÷íïëïãßá.
Ç íÝá ðñüêëçóç ãéá ôçí Êïéíïðñáîßá ôïõ Ðáãêüóìéïõ Éóôïý áöïñÜ óôï ó÷åäéáóìü ôïõ ìåëëïíôéêïý Web, ï
ïðïßïò åîáóöáëßæåé üôé Ýíá óýóôçìá, áðü ôï ïðïßï åîáñôÜôáé Ýíáò ìåãÜëïò áñéèìüò áíèñþðéíùí äñáóôç-
ñéïôÞôùí, ðñÝðåé íá ðáñáìÝíåé óôáèåñü, áîéüðéóôï êáé áóöáëÝò.
Ôüóï ç Êïéíïðñáîßá ôïõ Ðáãêüóìéïõ Éóôïý, üóï êáé ôï Åëëçíéêü Ãñáöåßï ôçò Êïéíïðñáîßáò åßíáé Ýôïéìïé íá
áíôéìåôùðßóïõí ôéò ðñïóêëÞóåéò êáé íá çãçèïýí áõôþí ôùí áëëáãþí óå ìßá ðïñåßá, ðñïò Ýíá äéá-
ëåéôïõñãéêü, ðñïóâÜóéìï, óçìáóéïëïãéêÜ ðëïýóéï, Ýìðéóôï êáé áóöáëÝò Ðáãêüóìéï Éóôü.
Epilogue
Fourteen years ago, when the World Wide Web Consortium was founded, it was difficult to predict the changes
that the Internet and the Web would bring to our lives.
Today we can see clearly the impact of these technologies on a number of phases of human activities and most
importantly in education, commerce, entertainment, medicine, science and technology.
The challenge for W3C is that the design of the Web of the future ensures that a system on which the majority of
human activities depends on, remains stable, trusted and secure.
The World Wide Web Consortium, as well as its Greece Office, are ready to face the challenges and to lead the
way towards an interoperable, accessible, semantically rich, trusted and secure World Wide Web.
ÌÜñôéïò 2009, ÇñÜêëåéï ÊñÞôçò, ÅëëÜäá March 2009, Heraklion, Crete, Greece
W3C - Åëëçíéêü Ãñáöåßï
Éíóôéôïýôï ÐëçñïöïñéêÞò • ºäñõìá Ôå÷íïëïãßáò êáé ¸ñåõíáò (ÉÔÅ)
N. ÐëáóôÞñá 100
70013 ÇñÜêëåéï, ÊñÞôç
Tçë.: +30 2810391750 • Fax: +30 2810391710
e-mail: [email protected] • http://www.w3c.gr
W3C - Greece Office
Institute of Computer Science • Foundation for Research and Technology - Hellas (FORTH)
N. Plastira 100
GR-70013 Heraklion, Crete, Greece
Tel.: +30 2810391750 • Fax: +30 2810391710
e-mail: [email protected] • http://www.w3c.gr