iiinova — where your digital self keeps evolving

Open Energy Transition @oetenergy.bsky.social · 02/10/2026

Webinar | Most PV mapping relies on expensive proprietary satellite imagery, which places it out of reach for many. EarthPV takes a different route. It uses an open geospatial model, free satellite imagery and datasets, with an open workflow: earthpv-openenergytransition.eventb…

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Open Energy Transition @oetenergy.bsky.social · 02/10/2026

How much solar is installed in your country, and where? For many countries, there's no reliable answer. EarthPV can change that. Sign up for the launch webinar: earthpv-openenergytransition.eventb… 🌐 EarthPV: open-energy-transition.github.io/ea…

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Open Energy Transition @oetenergy.bsky.social · 01/10/2026

We were all over NYC for Climate Week 🗽 It was a busy week with lots of miles walked across the city and plenty of good conversations. And, naturally, we got talking about how open-source tools and open data can help accelerate better energy planning. Want to chat? Reach out!

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Open Energy Transition @oetenergy.bsky.social · 30/09/2026

We are introducing an enterprise-grade #OpenSource platform for energy system modelling, workflow orchestration, results exploration. Built for teams that want a trustworthy, user-friendly, sovereign alternative to proprietary software. Want to join as beta tester? manta-plan.org

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Open Energy Transition @oetenergy.bsky.social · 30/09/2026

Stay updated! Every first Monday of the month, we are running 30-minute Open Sessions for everyone working with energy planning and PyPSA - with fresh-off-the-press news. For grid operators, regulators, industry. Find the calendar invite here: www.openenergytransition.org/news-a…

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Open Energy Transition @oetenergy.bsky.social · 29/09/2026

Energy system models behind critical decisions about our power infrastructure rely mainly on black-box models. Right now, we are laying the foundation for Manta; an open source application, user-friendly, no-code, and enterprise grade GUI: ow.ly/5SZp50ZSxIv

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Open Energy Transition @oetenergy.bsky.social · 29/09/2026

🚀 Today we're launching Manta - an enterprise-grade #OpenSource application for energy system modelling. For teams that need the performance, reliability, and ease of use of proprietary energy planning software with transparency and adaptability of open source: manta-plan.org

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Open Energy Transition @oetenergy.bsky.social · 24/09/2026

Senior Energy System Modeler Fabian Hofmann on PyPSA-taskforce: “We want to go beyond proprietary energy models. We are 80% and have identified how to get to 100%” Reach out if you want to hear more about the capacity gap and how we are closing it. #LFEnergySummit

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Open Energy Transition @oetenergy.bsky.social · 24/09/2026

Less than 5% of all open source maintainers are women. That is a capacity gap we want to solve with our five partners. Tosin George and Ekaterina Fedotova presented the Women in Energy Open Source mentorship program at #LFEnergySummit #Mentorship #OpenSource

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Open Energy Transition @oetenergy.bsky.social · 23/09/2026

Head of Research & Market Development, Harry van der Weijde, spoke at #LFEnergySummit on practical lessons for building trust. Are you a working on improving quality, speed, and credibility of large-scale infrastructure decisions through open energy planning, let’s have a chat.

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Open Energy Transition @oetenergy.bsky.social · 11/09/2026

Do you what to know more about PyPSA? Our friends at PyPSA-meets-Earth are organizing training and a conference on 5-6 November (hybrid - University of Pisa / online). Register on the Eventbrite page (ow.ly/Ihwt50ZKuXs). #OpenSource #PyPSA #Conference

ow.ly

PyPSA-meets-Earth LAB 2026

A users' meetup where we bring together model innovations, workshops and open-source collaboration around the PyPSA ecosystem. Hybrid event.

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Open Energy Transition @oetenergy.bsky.social · 08/09/2026

PyPSA-Zambia isn’t just any model. It is built on PyPSA-Earth; a global open energy system model. Scrutinize the repository: github.com/open-energy-transition/p… #OpenSource #EnergyTransition #AfricanEnergy #Renewables #ZESCO

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Open Energy Transition @oetenergy.bsky.social · 08/09/2026

What does open-source energy planning in Africa look like in practice? It can look like PyPSA-Zambia (under active development) made in collaboration with ZESCO. Repo: ow.ly/7fKY50ZKtCB #OpenSource #EnergyTransition #AfricanEnergy #Renewables #Zambia

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Open Energy Transition @oetenergy.bsky.social · 03/09/2026

Want to look closer at modeling solar generation in Zambia? ☀️ We’re collaborating with ZESCO, Zambia’s national utility, on PyPSA-Zambia. It is an open energy system model in active development. Repository: github.com/open-energy-... #AfricanEnergy #OpenSource #SolarPower #EnergyTransition

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Open Energy Transition @oetenergy.bsky.social · 02/09/2026

Fossil fuels stand for 80% of Southeast Asia’s energy demand. PyPSA-ASEAN shows another way. By 2050, 81.2% of the ASEAN region can be supplied from solar energy. Open-source and validated against historical data. 🔗 See the repository: ow.ly/JRxN50ZGqn9

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Open Energy Transition @oetenergy.bsky.social · 02/09/2026

New study | Can the entire Southeast Asian region be powered mostly by rooftop solar and solar PV? PyPSA-ASEAN shows a way to decarbonise Southeast Asia’s fossil fuel heavy power system. Read the paper: ow.ly/iPzT50ZGqqJ #EnergyTransition #SolarPower #ASEAN #RenewableEnergy

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Reposted by Open Energy Transition

Ember @ember-energy.org · 27/08/2026

The ASEAN Power Grid could enable rapid renewable build-out and over 120 TWh of cross-border electricity trade annually ⚡ Interconnection turns the region’s best solar, wind and hydropower into shared supply. ember-energy.org/lat...

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Open Energy Transition @oetenergy.bsky.social · 20/08/2026

How can we optimize e-fuel generation investments and dispatch through system-wide cost minimization while decarbonizing the aviation sector? 🎥 Watch the lightning talk by Daniele Lerede (Open Energy Transition): youtu.be/KPSAfLOLyzI

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Open Energy Transition @oetenergy.bsky.social · 18/08/2026

The global energy system is undergoing a rapid and important transformation to decarbonise and electrify our societies. This requires quantitative models and open models are up for the task. 🎥 Get an introduction to open energy modelling in our new explainer video: www.youtube.com/watch?v=YL3j...

youtube.com

What is Open Energy Modelling?

YouTube video by Open Energy Transition

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Open Energy Transition @oetenergy.bsky.social · 13/08/2026

Open does not imply less credibility. Transparency means open to scrutiny and improvement. As Samuel Dotson said: "The argument that open-source tools are less credible is really an argument about familiarity, not capability." Panel discussion from Openmod Canada: youtu.be/Qf6DNNtSB_A

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Open Energy Transition @oetenergy.bsky.social · 11/08/2026

Ready to test? Open-TYNDP v0.8 has just been launched. The release comes with improvements of the CBA, vulnerability scanning, and better user experience. See the release notes: open-tyndp.readthedocs.io/en/latest/re...

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Open Energy Transition @oetenergy.bsky.social · 24/07/2026

We host a free monthly PyPSA support session - confidential and TSO-only - every first Monday of the month. You are invited: openenergytransition.org/projects/fre... Online | Monday 3 August 2026 | 10:00-11:00 CEST

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Open Energy Transition @oetenergy.bsky.social · 23/07/2026

Launching PyPSA-NorthAmerica 🚀 A #PyPSA-model based on PyPSA-Earth built by Open Energy Transition. The model provides a transparent and evidence-based foundation for decisions on generation, storage, and transmission. Decisions that matter for decades. 🔗 Try the model: github.com/pypsa-mee...

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Open Energy Transition @oetenergy.bsky.social · 22/07/2026

Next step: Open Energy Transition will continue the project toward a 2026 validation. Open modeling is paramount because the assumptions we make in energy planning shape how we build for the future. 📧 Newsletter: openenergytransition... 🎥 PyPSA User Meeting video: www.youtube.com/watc...

openenergytransitionnewsletter.eo.page

Newsletter for Open TYNDP

Open Energy System Planning with ENTSO's Model and Contributing to the TYNDP.

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Open Energy Transition @oetenergy.bsky.social · 22/07/2026

Open-TYNDP has been benchmarked against the 2024 TYNDP National Trends scenario and gotten a close match with official results across the electricity and hydrogen sectors at EU, country, and nodal levels. 🌐Project website: open-tyndp.openenerg... 🎥PyPSA User Meeting video: www.youtube.com/watc...

open-tyndp.openenergytransition.org

Open-TYNDP

Open-source energy system model for the ENTSO-E Ten-Year Network Development Plan (TYNDP) — built by Open Energy Transition using PyPSA-Eur and benchmarked against TYNDP 2024 reference data.

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Open Energy Transition @oetenergy.bsky.social · 22/07/2026

At the 4th PyPSA User Meeting, Measrainsey Meng presented the Open-TYNDP workflow: an open-source project that complements the European Ten-Year Network Development Plan (TYNDP) workflow and increase transparency. 🎥 Video: www.youtube.com/watch?v=rgQa...

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Open Energy Transition @oetenergy.bsky.social · 21/07/2026

The PyPSA ecosystem is growing. Congratulations to PyPSA Labs, the new independent non-profit. PyPSA's strength comes from multiple committed groups pushing it forward. Our focus remains on helping system operators, regulators, and industry move to open & improved energy planning.

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Open Energy Transition @oetenergy.bsky.social · 16/07/2026

New OET/ICCT study on aviation fuel: Today, conventional jet fuel costs $3/gallon. Future scenarios show how e-kerosene cost could range between $5-$8/gallon by 2040. The difference depends on the degree of climate ambition or if renewable deployment is poorly sustained. github.com/open-energy-...

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Open Energy Transition @oetenergy.bsky.social · 15/07/2026

Digital sovereignty needs more than open-source pilots. What do grid operators need to turn promising open energy tools into trusted operational infrastructure instead of using proprietary software? Long-term support, maintenance, and documentation?

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Open Energy Transition @oetenergy.bsky.social · 14/07/2026

What does #battery storage have to do with open energy planning? Read our blog post from February (but still relevant) about a Germany study on battery storage "Without transparent energy planning, the lights could go out": www.energy-storage.news/without-tran... #OpenSource #EnergyTransition

energy-storage.news

Without transparent energy planning, the lights could go out

A team from Open Energy Transition discusses the benefits of open energy system modelling in assessing resources, including energy storage of varying durations.

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Open Energy Transition @oetenergy.bsky.social · 14/07/2026

The next frontier in AI coding is not an agent writing the most code, but one that supports humans to collaborate. Cheaper code generation won't disrupt the fundamentals of software engineering. Blog below: Tobias Augspurger, Andrew Nesbitt, Richard Littauer & Max Parzen 🧵

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Open Energy Transition @oetenergy.bsky.social · 08/07/2026

We are looking for a Business Operations Manager. If you have Operations experience and believe in our mission of advancing the global energy transition through innovative open-source tools and data solutions for energy and grid planning, this job is for you! (link in thread)

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Open Energy Transition @oetenergy.bsky.social · 08/07/2026

The software behind energy planning shapes billions in infrastructure investment but much of it is closed. Open energy models can bring back #DigitalSovereignty.

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Open Energy Transition @oetenergy.bsky.social · 02/07/2026

If energy systems are critical infrastructure, should the open models used to plan them be treated as Digital Public Goods (DPG)? At #UNOpenSourceWeek, we discussed open-source energy models, DPG, and transparency. What do you think? #OpenSource #EnergyTransition

Tobias and Harry from Open Energy Transition in front of a wall that says be the catalyst that makes the world work better.

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Open Energy Transition @oetenergy.bsky.social · 30/06/2026

Batteries can’t solve the energy transition alone. AVANGUARD, a new EU-funded project on LDES with 30 partners across 13 countries, will deliver transparent, open-source analysis to help policymakers reduce risk, support investment, and strengthen energy security. What is the biggest LDES challenge?

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Open Energy Transition @oetenergy.bsky.social · 22/06/2026

More than 100 energy experts joined our discussion on how PyPSA is becoming a credible open-source alternative to proprietary energy modeling tools. For funders, this is investment in shared digital infrastructure for transparent, reproducible energy planning. 🎥 youtu.be/ycqdg4BekgI

youtu.be

Bridging the Gap: PyPSA-Taskforce Webinar

YouTube video by Open Energy Transition

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Open Energy Transition @oetenergy.bsky.social · 18/06/2026

We’re developing Open-TYNDP to complement the TYNDP planning process. Want an intro to the project? 🎥 Explainer video: www.youtube.com/watch?v=owi8... 🔗 Project website: open-tyndp.openenergytransition.org

youtube.com

Open-TYNDP

YouTube video by Open Energy Transition

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Open Energy Transition @oetenergy.bsky.social · 13/06/2026

Want to shape the future of open-source energy modeling? Join the PyPSA-Taskforce webinar on 17 June (16:00 CEST) to hear from industry & academic experts, ask questions, and help influence the roadmap. Free & online. Register: www.eventbrite.com/e...

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Open Energy Transition @oetenergy.bsky.social · 12/06/2026

At Eurelectric's PowerSummit in Helsinki last week, open energy models were highlighted as a shared analytical foundation for planning future electricity systems. Do you agree? Thank you to the organizers and attendees!

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Open Energy Transition @oetenergy.bsky.social · 04/06/2026

Europe’s energy transition needs transparent, trustworthy planning tools. Join our webinar on how the PyPSA-taskforce is advancing open-source energy modelling to go beyond proprietary software. Spots are limited 👇 👉 Register on Eventbrite: www.eventbrite.com/e...

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Open Energy Transition @oetenergy.bsky.social · 03/06/2026

Europe’s energy transition also needs digital sovereignty. As governments adopt “Open by Default” policies, open-source energy models are becoming critical for transparency, resilience & public trust in infrastructure planning. www.nemokennislink.n... #OpenSource #EnergyTransition

nemokennislink.nl

Software met open broncode maakt ons onafhankelijker

Opensourcesoftware voelt als internet zoals het is bedoeld: open, transparant, democratisch en creatief. Kan opensource het internet repareren en Europa onafhankelijker maken van Big Tech?

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Open Energy Transition @oetenergy.bsky.social · 28/05/2026

Open energy models are critical infrastructure — security matters. The Openmod Tracker now integrates OpenSSF Scorecards, helping assess risks across 220+ open energy system modelling tools. ❤️‍🩹 Check your tool’s health: openmod-tracker.org #OpenSource #OpenSSF

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Open Energy Transition @oetenergy.bsky.social · 20/05/2026

Can Europe modernise grid planning with transparent, reproducible tools? Our latest Open-TYNDP release shows open-source models can support TSO-level transmission planning with comparable results and more transparency for policy and investment decisions: open-tyndp.openenerg... #PyPSA #OpenModelling

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Open Energy Transition @oetenergy.bsky.social · 14/05/2026

The transition to decarbonised energy systems depends on powerful optimisation tools. But can open-source solvers match proprietary performance on real-world energy models? We’re sharing the 2025 benchmark results on 28 May 🔓⚡ 👉 www.eventbrite.com/e... #OpenSource #EnergyTransition

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Open Energy Transition @oetenergy.bsky.social · 13/05/2026

Battery storage is gaining traction. Open energy models - with transparent assumptions - can ensure that it isn't overlooked in the planning. 🔋 Read our blog post based on a Germany battery storage study: www.energy-storage.news/without-tran... 🔋Repository: github.com/open-energy-...

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Reposted by Open Energy Transition

International Energy Agency @iea.org · 12/05/2026

Our Energy Snapshot newsletter went out Monday, looking at the energy sources the world depends on today – and what changes are taking place. Read the latest edition ➡️ iea.li/431xns2 Subscribe now ➡️ iea.li/4woqizf

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