Open technology in practice · since 2008

Open software. Open data. Open knowledge.

We advance open technology in education, the public sector and business, working through communities, European projects and institutional partnerships.

2008Founded

38Members

100+Policy proposals

12000+Articles

Calls to action

04 active — July 2026

01

Conference — Call for Presentations

FOSSCOMM 2026 — submit a talk proposal

The largest annual gathering of Greece’s FOSS communities, now in its 19th year, at the University of West Attica. The call for presentations is open to talks and workshops at every experience level.

Submit →

When / 31.10–01.11.2026

Where / UNIWA, Athens

Deadline / 18.10.2026

02

Volunteering — AI & Greek

Teach AI models to speak proper Greek

A call for volunteers to help through Reinforcement Learning from Human Feedback (RLHF), building more open, high-quality Greek-language infrastructure for AI.

Volunteer →

Platform / argilla.glossapi.gr

Project / GlossAPI

Commitment / Flexible

03

Get involved — Working groups

Are you active in Open Technologies?

Active in open technologies? You can join one of the 6 working groups within the Open Technologies Alliance (GFOSS) and help develop, promote and spread open technologies.

Become a member →

Groups / 6

Framework / GFOSS

Participation / Open

04

Contribute — ellak.gr network

Do you enjoy writing about free software and open technologies?

Publish your article on the ellak.gr network sites, following the guidelines. We share it on social media across the network.

Submit an article →

Network / ellak.gr

Reach / Social media

Licence / Open

European projects

5 ongoing

01

Digital Governance

GR digiGOV-innoHUB

A European Digital Innovation Hub for next-generation public services with AI, cloud and open data.

Visit →

Type / European project

Status / Ongoing

02

Artificial Intelligence

AI4Deliberation

Ethical AI tools to support governments in large-scale public deliberations.

Visit →

Type / European project

Status / Ongoing

03

Education & STEM

S.T.E.P.S.

Democratising access to robotics through open technologies.

Visit →

Type / European project

Status / Ongoing

04

Robotics & AI

FOSSBot4AI

Teaching AI through the open-source FOSSBot robot — Erasmus+ with six partners.

Visit →

Type / European project

Status / Ongoing

05

Skills & EOSC

Skills4EOSC

A network of competence centres for open science and FAIR data.

Visit →

Type / European project

Status / Ongoing

Completed

+RESILIENTODEONPHYGITALBRITECDUETSlideWiki

GlossAPI

Data for Greek AI
Open Artificial Intelligence · a GFOSS initiative

Open Greek-language data for AI models

A processing pipeline and Python library that turns Greek texts into ready-to-use, documented datasets for training Large Language Models. The data is openly available on Hugging Face under Creative Commons licences, with human curation through argilla.glossapi.gr.

56B+Tokens of Greek data
45+Datasets
CCOpen licences
EUPL-1.2Code licence

Working groups

06 thematic groups

01 — Working group

Open Technologies in Education

Directories of open-source software for every level of education, plus STEAM and educational robotics.

edu.ellak.gr/Action: Panhellenic Open Technologies Competition

02 — Working group

Open Software & Open Standards

Developing, localising and promoting FOSS through volunteer communities.

opensource.ellak.gr/Action: Google Summer of Code 2026

03 — Working group

Innovation & Entrepreneurship

Connecting open technologies with the market, research and public innovation.

openbusiness.ellak.gr/Project: GR digiGOV-innoHUB

04 — Working group

Open Hardware & Open Design

Open hardware, fabrication labs and open design for communities and educators.

openhardware.ellak.gr/Project: S.T.E.P.S.

05 — Working group

Open Governance & Open Data

Transparency, open data and evidence-based public policy proposals.

opengov.ellak.gr/Project: AI4Deliberation

06 — Working group

Systems & Personal Data Security

Privacy, information security and digital rights.

privacy.ellak.gr/Action: Policy proposals

Our team

The people behind GFOSS

Alexandros Melidis

General Director

Kostas Papadimas

Deputy General Director · Content & Community Manager

Elena Barka

Office & Communications Manager

Klio Kazana

Office & Project Coordinator

Konstantinos Papadimitriou

Web Developer & Analyst

Efstathios Iosifidis

System Administrator

Myrsini Ioannou

Software Engineer

Nikos Tsekos

Data Pipelines & ML

Ioanna Moura

Linguist

Dimitrios Athanasopoulos

Software Engineer

Katerina Spanou

Data Engineer

Former General Director — Despoina Mitropoulou