My Projects and Contributions
This page is a curated overview of the projects I build, maintain, or contribute to. The rest of this page adds context about the longer-term initiatives and communities behind that work.
Software Projects
These are the software projects and software initiatives that best represent what I am building and maintaining right now.
| Project | Description | Role | References |
|---|---|---|---|
| OpenOP Federation Manager | The federation layer of ETSI's Open Operator Platform, an open-source operator platform for federating networks, testbeds, and service capabilities. | Module Development Group Leader for the Federation Manager, responsible for technical roadmap and architectural integrity. | OpenOP Docs Code |
| LEOPath | A user-friendly, extensible Python-based simulator for analyzing routing algorithms in LEO satellite constellations. | Maintainer and lead developer at i2CAT. | GitHub PyPI |
| AUCOOP-Mint | A lightweight, no-nonsense, Windows-like OS for non-tech users with low-end refurbished hardware in mind. | Contributor and maintainer for AUCOOP's refurbished-laptop software stack. | GitHub Docs |
| Community-Network-Handbook | A field guide to build community networks from scratch. | Contributor and editor for AUCOOP's community-network deployment documentation. | GitHub Site |
| PLMN-GraphSim | Julia-based discrete event simulator that works over network graphs from national-grade mobile network operators. | Contributor and researcher working on 6G network simulation and experimentation. | GitHub Docs |
| opencode-sessions | Small CLI to search and reopen OpenCode sessions across all local projects. | Personal utility I built to speed up local AI-assisted development workflows. | GitHub |
| sergio-setup | Personal workstation bootstrap scripts. | My reproducible Linux setup for dev tools, shell, editor, keyboard, and sync services. | GitHub |
Work Around The Software
These are the longer-term initiatives and communities where I participate that shape a lot of the software work above.
| Logo | Title | Description | Role | References |
|---|---|---|---|---|
 | Hahatay Network | A volunteer-driven community network in rural Senegal. | Started in 2021. Today I lead and support much of the technical work. | Site GitHub |
 | 6G-RUPA | Research on improving future mobile networks using recursive architectures. | This is the core topic of my PhD and a recurring theme in several simulators above. | Site |
 | AUCOOP | UPC student association focused on cooperation projects related to IT. | Actively involved since 2017. Current president since 2025. | Site |
 | eReuse | Open-source lifecycle management software for refurbishing, traceability, wiping, and diagnostics. | Contributor to the eReuse software ecosystem around refurbished devices. | Site |
 | Labdoo | A volunteer network that provides refurbished laptops to schools in need. | Hub manager at i2CAT and AUCOOP, contributing to projects in Senegal, Namibia, and Pakistan. | Site |
Other Code Projects
Smaller software projects I built in the past to learn, experiment, or scratch a specific itch.
| Title | Description | References |
|---|---|---|
| GitHub wiki to Hugo | A project that converts pages from a GitHub wiki into Hugo articles. | GitHub |
| Python Scaffolding | A Python scaffolding project. | GitHub |
| Anomaly 4G Detection | A project for detecting anomalies in 4G networks. | GitHub |
| Blockfunding | A blockchain-based crowdfunding platform. | GitHub |
Open Source Software I Use and Support
I am a strong believer in open source software, so I have allocated a few bucks every month to support some of the projects that I use almost everyday and would be hard to live without them.
| Title | Description | References |
|---|---|---|
| Graphene OS | De-googled, privacy friendly Android OS | Site |
| Betterbird | My day-to-day mail client, calendar aggregator and matrix client | Site |
| Logseq | A privacy-first, open-source knowledge base | Site |
| Debian | My main Linux Distro since 2019 | Site |
| Bitwarden | My password manager of choice | Site |
| OpenWISP | Open-source network management system for managing network infrastructure | Site |
Non-Tech Projects
Here is a list about non-tech projects I’m involved to. I believe that technology can be used to improve the world, but it is not the only way to do so. I am involved in several non-tech projects that aim to make a difference in the world.
| Title | Description |
|---|---|
| Campervan Conversion | Converting my old Citroen Jumpy from 2006 into a functional campervan for traveling around Spain and Europe in Summer, and attending festivals. |
| Winemaking | Making my own wine from grapes grown by my family. |