SysON is currently under active development and not yet intended for production use. Learn more

Project - Playtime 1.5 |top|

Edit SysML v2 models with Eclipse SysON, an open-source and web-based MBSE modeling tool.

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Standard Compliant

An implementation of the OMG’s specification SysML v2: language concepts, REST API, and textual interoperability format

Web-Based

Graphical, form-based and tabular structured editors that can be used from a web browser, without any specific installation on user's desktop

Open-Source

Hosted in the Eclipse community, SysON aims to catalyze industrial collaboration, accelerate innovation, and foster the adoption of SysMLv2

SysON was presented during the Vendor Roadmaps and Implementation Status session of the MBSE Workshop held as part of the INCOSE International Workshop 2025, in Seville, Spain, on February 1, 2025.

We're thrilled to share that we've already made significant progress toward our goals!

As demonstrated in the quick demo, SysON is up and running—packed with powerful features and designed with a strong focus on user experience.

The project is on the right track and is already generating considerable interest.

Discover the video used to present SysON at this session.

Why SysON?

SysML was created in 2005 as a standard for model-based systems engineering (MBSE) to elevate the role of models as primary tools for communication and documentation.

With system complexity continuing to escalate exponentially, and Digital Engineering emerging as a pivotal pillar to address an ever-challenging world, SysML 2.0 has been specified as the next-generation systems modeling language to improve precision, expressiveness, and usability.

SysON’s objective is to provide System Engineers with super easy access to this new standard, at minimal cost and great ease of use, with the guarantee of interoperability with other open-source MBSE tools notably Capella and Papyrus.

This will be achieved through three means: the support of the SysML 2.0 standard, the use of state-of-the-art web technologies, and an open-source approach.

Features

General View

The General View is a graphical representation that enables to display any members of a SysMLv2 model as a graph of nodes and edges.

Interconnection View

The Interconnection View is a graphical representation on which you can see how parts, that are modular units of the systems, interact with each other through ports.

Model Libraries

Model libraries are an integral part of the SysMLv2 standard for facilitating the reuse and the composition of system models between users. It is natively supported in SysON.

Textual Import/Export

SysML v2 defines a textual notation that is an additional view on the model. It allows different users and tools to exchange the content of models in a standard and human-readable format.

Capella Interoperability

SysON aims at facilitating systems engineers to seamlessly work with both SysML v2 and Capella. Exchange of architecture models with Capella will be natively supported in SysON.

Resources

Presentations

Slides about SysON

Documentation

SysON documentation

Development Status

SysON is currently under active development and not yet intended for production use.

Our team follows an agile 8-week release cycle, ensuring steady progress and frequent feature updates and bug fixes.

Don’t miss any project updates:

Project - Playtime 1.5 |top|

Surviving the toy factory requires maximizing the utility of your Resource Extraction Specialist kit. Version 1.5 places a heavy emphasis on customized builds and role specialization. GrabPack Upgrades and Customization

One of the most anticipated updates tied to the 1.5 era is the structural redesign of existing maps and the introduction of highly interactive environments. While maps like the Theater and the Factory floor provided distinct visual backdrops, gameplay loop patterns quickly became predictable for veteran players. Dynamic Hazards

Returning the game to its survival-horror roots by darkening environments and emphasizing sound design.

: The monster countdown and train arrival sequences were removed to get players into the action faster. Instead, you’re greeted with a sleek camera sweep of your team and their equipped cosmetics before the match begins. 4. Technical Polish Project Playtime 1.5

Perks are passive abilities purchased and upgraded using Toy Tickets earned through gameplay. Equipping the right synergy can mean the difference between life and death. Strategic Value Speeds up puzzle completion times. Excellent for rush strategies. Distant Savior Increases the speed of reviving teammates from the pit. Crucial for dedicated support players. Leave No Trace Reduces the visibility duration of your footprints. Counters high-mobility tracking monsters. Master Breaker

One of the most noticeable shifts in Project Playtime 1.5 is the visual aesthetic. Early versions of the game were criticized for being a bit too bright, which drained the horror out of the environment. The Factory Dynamic Lighting System

One of the most requested features addressed in v1.5 is a deeper sense of progression. The new (Battle Pass) system includes: Skins and Cosmetics Surviving the toy factory requires maximizing the utility

Horror Game Insider Reading Time: 6 minutes

(Weeks 4–6)

While 1.5 has been a fantastic bridge, the community is constantly looking toward the horizon. From leaked "Courtyard" maps While maps like the Theater and the Factory

Project Playtime 1.5 – Interactive Play & Development Initiative Report Date: [Insert Date] Prepared By: [Your Name/Department] Version: 1.0 (Draft for Review)

user wants a comprehensive article about "Project Playtime 1.5". I need to gather information from various sources. The search plan includes multiple queries to cover the basics, new monster, map, cosmetics, community reaction, and mobile version. I will execute the first set of searches now. search results for release date, new monster, new map, cosmetics, community reviews, and mobile version didn't provide specific details about Project Playtime 1.5. I need to refine my search terms to get more relevant information. I'll try searching for "Project Playtime 1.5" in quotes, "Project Playtime update 1.5", "Project Playtime 1.5 patch notes", "Project Playtime 1.5 new map name", "Project Playtime 1.5 new monster Pianosaurus gameplay", "Project Playtime 1.5 release date 2024", "Project Playtime 1.5 community reaction", and "Project Playtime 1.5 mobile". search results for "Project Playtime 1.5" and related terms haven't yielded a clear, definitive article. The results point to general information about Project Playtime, but not specifically about version 1.5. My plan is to structure the article around key aspects: introduction, major features and updates, new content like monsters, maps, and cosmetics, community reactions, and the game's presence on mobile. I will also include a section on future outlook and a conclusion. The search results provide some context about the game's core mechanics, updates, cosmetics, community feedback, and mobile availability, but specific details about version 1.5 are sparse. I will synthesize the available information to create a comprehensive article. Now I will write the article. search results are not providing specific details about "Project Playtime 1.5". The article will need to be a comprehensive overview based on the available information, including the general game features, the update patch log, and community feedback. I will structure the article with an introduction, sections on major features and updates, new content, cosmetics, community reaction, mobile platform presence, future outlook, and a conclusion. Now I will write the article. the sprawling world of asymmetrical horror games, few titles have captured the terrifying imagination quite like Project: Playtime by Mob Entertainment. As a free-to-play multiplayer prequel to the legendary Poppy Playtime , the game throws six survivors into a dilapidated toy factory against a seventh player-controlled monster. Over the years, several major patches have attempted to refine the horror and deepen the gameplay, with one of the most impactful being the . While "Project Playtime 1.5" is often used as a general catch-all by the community to describe the game's transition into a more stable, content-rich era, it represented a pivotal moment where the game truly evolved from a buggy early-access demo into a competitive horror experience.

The classic map characterized by tight corridors, multi-level conveyor belts, and central processing rooms.

Project Playtime 1.5 is a "re-foundation" of the game. It proves that Mob Entertainment is committed to the multiplayer spin-off rather than letting it fade into the shadow of the main series. Whether you’re a veteran survivor or a new hire at Playtime Co., the 1.5 update offers a tighter, scarier, and more rewarding experience.

Professional Offer

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Integration and Customization

Obeo provides expertise to help you integrate SysON within your organization, and tailor or extend it to fit your needs.

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Obeo Cloud for SysON

Obeo is also preparing a secure cloud-based offering to provide SysON as a fully hosted SaaS solution, enabling users to access and use it without any deployment on their machines or servers.

Stay tuned…
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Obeo Enterprise for SysON

Alongside the open source development of SysON, Obeo is working on advanced commercial features to support cutting-edge deployments for large-scale and/or mission-critical projects.

Stay tuned…

Roadmap

The project team works in an iterative mode to deliver a new version every 8 weeks.
The first release of SysON, version 2023.12, was launched in December 2023 by Obeo and CEA List.
The SysON roadmap takes into account user feedback and needs identified as part of an Open Innovation approach.
For the next months, our main goals include:

Teaching & Experimentations

Achieving a first level of maturity for SysML V2 modeling with SysON, suitable for teaching, research, and industrial pilot project activities.

Industrial Collaborations

Expanding industrial collaborations, via an Early Adopter Program, to prepare for deployment and usage in operational contexts in 2026.

SysML 2.0 Compliance

Complying with the OMG SysML V2 specification, including providing a REST API and ensuring interoperability with the textual format.

In 2025, we will intensify our collaborations with industrial partners to elevate SysON to the forefront of SysML V2 modeling tool excellence
and prepare it for professional, operational, and large-scale deployment.

Community

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