In this special episode two of our hosts were able to sit down with F5’s Gilad Bracha to discuss what WebAssembly can learn based on Bracha’s experience with JAVA. Listen in to find out whether or not Wasm can deliver on “write once, run anywhere”, what shadows may be on the horizon, what JAVA did right that Wasm can learn from, and so much more!  

Chapters:
2:20 – Early days of JAVA Specification
4:46 – Class loaders and JAVA verifier
5:20 – Compiler Engines
7:12 – Promise of “Write once, run anywhere”
9:55 – JAVA’s great opportunity
11:44 – Battle for runtime
13:55 – Wasm 1.0 and Wasm approach
14:55 – JAVA approach
16:38 – Multiple runtimes
18:25 – Shadows on the horizon
20:17 – Complaints from Wasm implementors
24:46 – Wasm GC proposal
27:06 – What did JAVA do right that Wasm can learn from?

For more from F5's Office of the CTO visit the following sites: 
Blogs - https://www.f5.com/company/octo
Reports - https://www.f5.com/services/resources/reports

Meet Your Hosts:
Joel Moses | https://www.linkedin.com/in/joelmoses/ | https://community.f5.com/t5/user/viewprofilepage/user-id/398372
Oscar Spencer | https://twitter.com/oscar_spen | https://www.linkedin.com/in/oscarspen/
Matthew Yacobucci | https://www.linkedin.com/in/matthew-yacobucci-323b4b2/

What WebAssembly can learn from JAVA’s history - Ep5 -WebAssembly Unleashed

In this episode our hosts dive into what’s going on in the Wasm community and are then joined by Chris Dickinson of Dylibso to discuss WebAssembly and observability. Listen in to find out if WebAssembly has reached its Docker moment, hear about Wasm’s growth from hype to functionality, learn about the component model streams issue, and so much more!

Chapters:

1:13 – Has WebAssembly reached its Docker moment?
4:19 – What does it take to put AI on the Edge?
6:04 – Wasm.io highlights
7:29 – What’s going on at Dylibso?
10:49 – How far off are we from a widescale enterprise adoption of WebAssembly?
13:05 – Modsurfer and the benefits to Wasm
16:24 – Dylibso’s Extism
17:27 – Moving data through the boundary
25:39 – Observe SDK
30:28 – How to engage

Dig into the Wasm.IO session recordings we mentioned:
- Filling a Registry-Shaped Hole in the Wasm Component Ecosystem by Daniel Macovei / Oscar Spencer - https://www.youtube.com/watch?v=2_-10mRN30s

- A stream of consciousness on the future of async in the Component Model by Luke Wagner - https://www.youtube.com/watch?v=y3x4-nQeXxc

For more from F5's Office of the CTO visit the following sites: 
Blogs - https://www.f5.com/company/octo
Reports - https://www.f5.com/services/resources/reports

Meet Your Hosts:
Joel Moses | https://www.linkedin.com/in/joelmoses/ | https://community.f5.com/t5/user/viewprofilepage/user-id/398372
Oscar Spencer | https://twitter.com/oscar_spen | https://www.linkedin.com/in/oscarspen/
Matthew Yacobucci | https://www.linkedin.com/in/matthew-yacobucci-323b4b2/

Wasm Observability with Dylibso – Ep 6 – WebAssembly Unleashed

In this episode our hosts are joined by Fastly’s Luke Wagner to discuss WebAssembly, async, and streams. Listen in to learn about the history and evolution of ASMJS, find out if sync and async functions will split WebAssembly, get a rundown on the concept of backpressure, and hear discussion regarding Joel Dice’s project ISYSWASFA (who you might get to hear from soon, so subscribe for future episodes 😉 ).

Chapters:
00:37 – Meet the hosts and community updates
3:15 – Special guest: Luke Wagner
3:49 – This history and evolution of ASMJS
9:15 – Async and Streams in WebAssembly
10:27 – How async might work in the component model
17:37 – The concept of back pressure
19:08 – Stages of async
21:41 – Joel Dice’s project ISYSWASFA
26:51 – Fastly’s Compute Management and WebAssembly
29:59 – Closing remarks and future excitement

Dig into the Wasm.IO session recordings we mentioned:

A stream of consciousness on the future of async in the Component Model by Luke Wagner @ Wasm I/O 24 - https://youtu.be/y3x4-nQeXxc?si=3XGqdqa9W3WjXSzl

For more from F5's Office of the CTO visit the following sites: 
Blogs - https://www.f5.com/company/octo
Reports - https://www.f5.com/services/resources/reports

Meet Your Hosts:
Joel Moses | https://www.linkedin.com/in/joelmoses/ | https://community.f5.com/t5/user/viewprofilepage/user-id/398372
Oscar Spencer | https://twitter.com/oscar_spen | https://www.linkedin.com/in/oscarspen/
Matthew Yacobucci | https://www.linkedin.com/in/matthew-yacobucci-323b4b2/

WebAssembly Async and Streams – Ep 8 – WebAssembly Unleashed

In episode 43 of The Kubelist Podcast, Kate Goldenring shares her journey from Microsoft, where she contributed to Kubernetes edge computing and the development of Akri, to joining Fermyon to work on serverless WebAssembly. She dives deep into the technical details of Spin and SpinKube, Fermyon's open-source tools for running serverless WebAssembly applications on Kubernetes. The conversation explores the potential of WebAssembly for building efficient, event-driven applications, and discusses how this technology can lead to more sustainable cloud solutions.

Subscribe

The Kubelist Podcast - Ep. #43, SpinKube with Kate Goldenring of Fermyon

Welcome to WebAssembly Unleashed with hosts Joel Moses, Oscar Spencer, and Matt Yacobucci. Join us to discover who’s recently experienced impressive performance improvements using WebAssembly, how maple whiskey is related to Wasm runtimes, and what is the process of innovation.  This month our special guest, Matt Butcher, CEO of Fermyon, shares his incredible journey through the tech industry, his insights on WebAssembly's potential to revolutionize cloud computing, and the innovative work Fermyon is doing with Spin. Explore the evolution from startup to large-scale enterprise and gain valuable perspectives on community building and technological advancements.
  
Chapters:
00:00 Introduction to WebAssembly Unleashed
00:49 Firefox's WebAssembly Performance Boost: https://www.howtogeek.com/firefox-75x-faster-running-webassembly/
01:59 Excitement for Upcoming Community Group Events
02:19 Interview with Matt Butcher: Background and Fermyon
05:22 The Birth of WebAssembly at Microsoft
10:01 Wasm Runtime From Browser to Server 
16:38 Deis Labs Projects and the Pattern of Innovation 
20:04 Failed Projects and Lessons Learned
22:04 Career Journey: From Hewlett Packard to Fermyon
22:21 The Vision Behind Fermyon
24:11 WebAssembly and Cloud Efficiency
27:39 The Birth of Fermyon
31:26 Community Building and Challenges
39:27 What led to Spin?
43:05 Conclusion and Final Thoughts
Episode 5 w/Gilad Bracha: https://youtu.be/BQjTShpa8VM?si=DMDyh5U--BaQ_FGE

For more from F5's Office of the CTO visit the following sites: 
Blogs - https://www.f5.com/company/octo
Reports - https://www.f5.com/services/resources/reports
  
Meet Your Hosts:
Joel Moses | https://www.linkedin.com/in/joelmoses/ | https://community.f5.com/t5/user/viewprofilepage/user-id/398372
Oscar Spencer | https://twitter.com/oscar_spen | https://www.linkedin.com/in/oscarspen/
Matthew Yacobucci | https://www.linkedin.com/in/matthew-yacobucci-323b4b2/

Turning Wasm Research Passions into a Business – Ep 12 – WebAssembly Unleashed

Welcome to WebAssembly Unleashed with hosts Joel Moses, Oscar Spencer, and Matt Yacobucci. Join us as we dive into the latest happenings in the Wasm community. Fresh from WasmCon, the team delves into the evolving WebAssembly standards, including the upcoming WASI Preview 3 featuring async and streams. Special guest Alessandro Pignotti, CTO of Leaning Technologies, shares his journey in reviving Adobe Flash content with LightSpark and introduces WebVM, a groundbreaking project to run legacy applications in the browser. Discover how WebAssembly is preserving early web content and the immense potential it holds for both client-side and enterprise applications. Tune in for an engaging discussion on the past, present, and future with WebAssembly!
  
Chapters:
00:00 Introduction to WebAssembly Unleashed
00:47 Recap of WasmCon Highlights
01:38 WASI Preview 3 Excitement
02:50 Exploring WebAssembly on the Client Side
03:34 The Rise and Fall of Early Web Technologies
07:04 Reviving Legacy Web Content with WebAssembly
11:45 Challenges and Innovations in WebAssembly
22:24 Legacy Code and WebAssembly
23:17 Introduction to Cheerp and CheerpJ
25:35 Introducing CheerpX
26:16 The Future of WebAssembly and Gaming
28:48 The Importance of Internet Archive
30:23 WebAssembly Specification and Performance
33:28 WebVM: From Experiment to Reality
38:47 WebVM Hackathon and Community Engagement

For more from F5's Office of the CTO visit the following sites: 
Blogs - https://www.f5.com/company/octo
Reports - https://www.f5.com/services/resources/reports
  
Meet Your Hosts:
Joel Moses | https://www.linkedin.com/in/joelmoses/ | https://community.f5.com/t5/user/viewprofilepage/user-id/398372
Oscar Spencer | https://twitter.com/oscar_spen | https://www.linkedin.com/in/oscarspen/
Matthew Yacobucci | https://www.linkedin.com/in/matthew-yacobucci-323b4b2/
 
Follow and connect with our guest:
Alessandro Pignotti | https://x.com/alexpignotti 
Leaning Technologies | https://discord.leaningtech.com 
WebVM | https://webvm.io/

WebAssembly: Saving the Early Internet – Ep 13 – WebAssembly Unleashed

Join hosts Joel Moses, Oscar Spencer, and Matthew Yacobucci as they take a retrospective look at WebAssembly's exciting developments from 2024 and share their insightful predictions for 2025. This special episode covers groundbreaking advancements in WebAssembly core technology, the WASI ecosystem, and highlights notable progress from previous guests like Bailey Hayes, Pat Hickey, Chris Dickinson, and more. Discover the evolving trends in WebAssembly, its increasing adoption in production, and what the future holds for this transformative technology. Don't miss our rundown of core WebAssembly updates, the rise of server-side applications, and expert commentary on what's next for WASI and WebAssembly in AI and security workloads. Unleash the power and promise of WebAssembly with us!

Chapters: 
00:00 Welcome to WebAssembly Unleashed
00:39 Reflecting on a Year of WebAssembly
01:30 Updates from Past Guests
03:02 Core WebAssembly Developments: Garbage Collection, Memory64, and more…
06:06 WASI's Banner Year
10:08 WASI Preview 3
15:47 Community Trends and Developments
23:49 Predictions for 2025
	
For more from F5's Office of the CTO visit the following sites: 
Blogs -  https://www.f5.com/company/octo
Reports -  https://www.f5.com/services/resources/reports

Meet Your Hosts:
Joel Moses | www.linkedin.com/in/joelmoses/ | community.f5.com/t5/user/viewprof…e/user-id/398372
Oscar Spencer | twitter.com/oscar_spen | www.linkedin.com/in/oscarspen/
Matthew Yacobucci | www.linkedin.com/in/matthew-yacobucci-323b4b2/

State of WebAssembly 2025 | Ep 15 | WebAssembly Unleashed

Join hosts Joel Moses, Oscar Spencer, and Matthew Yacobucci  as they discuss recent WebAssembly advancements, such as data science in browsers with WebR, LibreOffice now running as ZetaOffice, and a unique case study from Dagger.IO on replacing a React front end with Go and WebAssembly. The team is joined by special guest, journalist and analyst Bruce Gain, who shares his insights on the impact of WebAssembly in gaming and its applications in various industries. Topics include performance benchmarking, the evolution of WebAssembly, and its potential tipping points for mainstream media attention. Tune in for an engaging conversation about the future of WebAssembly and its broader implications.
 
Chapters: 
00:00 Welcome to WebAssembly Unleashed
00:57 Exciting WebAssembly Developments
02:38 Oscar's Insights from the Wasm Community
04:28 Special Guest: Analyst and Journalist Bruce Gain
05:22 WebAssembly in Gaming
09:16 Future of Gaming with WebAssembly
13:03 Media Perspective on WebAssembly
15:08 WebAssembly Garners Media Attention 
19:06 What can WebAssembly do to create a media tipping point?
21:36 Security Implications of WebAssembly
24:04 AI and WebAssembly: A Synergistic Future
28:40 ReveCom Project and Benchmarking Efforts
34:16 Future of WebAssembly in Media and Technology
 
Read more on recent developments discussed by the hosts:
Replacing React with Go: https://dagger.io/blog/replaced-react-with-go
R in the Browser: https://blog.jupyter.org/r-in-the-browser-announcing-our-webassembly-distribution-9450e9539ed5
LibreOffice built for the Wasm runtime: https://www.theregister.com/2025/02/13/libreoffice_wasm_zetaoffice/ ; https://zetaoffice.net/
 
For more from F5's Office of the CTO visit the following sites: 
Blogs -  https://www.f5.com/company/octo
Reports -  https://www.f5.com/services/resources/reports

Meet Your Hosts:
Joel Moses | www.linkedin.com/in/joelmoses/ | community.f5.com/t5/user/viewprof…e/user-id/398372
Oscar Spencer | twitter.com/oscar_spen | www.linkedin.com/in/oscarspen/
Matthew Yacobucci | www.linkedin.com/in/matthew-yacobucci-323b4b2/

The Analyst's View of Wasm | Ep 16 | WebAssembly Unleashed

Join Joel Moses, Oscar Spencer, and Matt Yacobucci as they discuss the latest news and recent developments in WebAssembly, such as Zig 0.140 and projects like running Linux inside a PDF file. This episode features special guest Nick Fitzgerald, a notable contributor to WasmTime and CraneLift, who explains the concept of garbage collection in programming. The discussion covers  garbage collection in the context of WebAssembly, diving into algorithms, their implications, and challenges in implementation. They also touch upon the future of WebAssembly in embedded systems and the broader applications of these technologies in various programming languages like Java and Python. Don't miss this engaging and informative episode!
	
Chapters: 
00:00 Welcome to WebAssembly Unleashed
00:57 What's interesting this week in WebAssembly? 
02:12 Linux PDF: A WebAssembly Feat
03:29 Understanding Garbage Collection with guest Nick Fitzgerald
05:20 Reference Counting vs Tracing Garbage Collection
	A Unified Theory of Garbage Collection paper: https://courses.cs.washington.edu/courses/cse590p/05au/p50-bacon.pdf
7:22 What's driving the push to get GC into WebAssembly right now?
10:25 What makes Garbage Collection implementation so difficult?
12:09 Challenges in Garbage Collection Implementation
15:19 Are you bound by the language runtime GC or by the Wasm runtime?
19:32 Challenges in Type Systems Implementation
22:59 Object-Oriented Hierarchies and Python
24:34 Garbage Collection Proposal Insights
31:35 Will the end users have extra work?
32:50 Can GC help with Ahead of time Compiling?
35:11 Fuzz Testing and Bug Fixing
36:05 Custom Page Size Proposal
38:03 Future of Garbage Collection Algorithms
	
Did you miss the WebAssembly Unleashed episode with Gilad Bracha? Check it out here:
What WebAssembly can learn from JAVA’s history | Ep5 | WebAssembly Unleashed https://youtu.be/BQjTShpa8VM?si=S4sHWZeRqVIbCdn_
	
For more from F5's Office of the CTO visit the following sites: 
Blogs -  https://www.f5.com/company/octo
Reports -  https://www.f5.com/services/resources/reports
	
Meet Your Hosts: 
Joel Moses | https://www.linkedin.com/in/joelmoses/ | https://community.f5.com/users/joel_moses/398372 
Oscar Spencer | https://twitter.com/oscar_spen | https://www.linkedin.com/in/oscarspen/ 
Matthew Yacobucci | https://www.linkedin.com/in/matthew-yacobucci-323b4b2/


The Future of WebAssembly Garbage Collection | Ep 17 | WebAssembly Unleashed

Join hosts Joel Moses, Oscar Spencer, and Matt Yacobucci as they dive deep into the world of formal verification with special guest Chris Fallin. In this episode of WebAssembly Unleashed, the team discusses the importance of formal verification in software development, particularly for WebAssembly. Chris, a co-author of the Cranelift compiler and Mozilla alum, explains the concept of formal verification, its significance, and how it can be applied to ensure software correctness and security. The conversation covers a range of topics including type safety, the use of SMT solvers, the challenges in formally verifying compilers, and the potential role of AI in generating formally verified code. Don't miss this insightful discussion if you're keen to learn about cutting-edge techniques to make software more reliable and secure.

00:00 Welcome to WebAssembly Unleashed
00:57 Community Updates
01:41 Guest Introduction: Chris Fallin
02:18 What is formal verification and why is it important?
03:10 Formal Verification in WebAssembly
06:28 Challenges and Real-World Applications
07:52 Tools and Techniques for Verification
20:22 Future Directions and Broader Implications
28:21 AI and Formal Verification
30:44 Lack of Formal Verification Consequences

Did you miss the WebAssembly Unleashed episode 16 with Bruce Gain? Check it out here: https://youtu.be/Gjd8l1Sz9qY?si=QGixwObXJgvex9DS

For more from F5's Office of the CTO visit the following sites: 
Blogs -  https://www.f5.com/company/octo
Reports -  https://www.f5.com/services/resources/reports

Meet Your Hosts: 
Joel Moses | https://www.linkedin.com/in/joelmoses/ | https://community.f5.com/users/joel_moses/398372 
Oscar Spencer | https://twitter.com/oscar_spen | https://www.linkedin.com/in/oscarspen/ 
Matthew Yacobucci | https://www.linkedin.com/in/matthew-yacobucci-323b4b2/

Unlocking the Secrets of Formal Verification in WebAssembly | Ep 19 | WebAssembly Unleashed

Lou and Addy are back at it again with another commentary track after disappearing after months! And this time, it's actually a good movie! Join Addy and Lou on their trip through time and back to the Future Again! 

Our little birdie can be found here: twitter.com/WithoutaStr8man

If you like what you hear, and want to support the show, our Patreon can be found here: www.patreon.com/withoutastraightman

And if you would like to peruse any of our other links or creations, you can do so here: linktr.ee/withoutastraightman

Thank you for listening!

WASM Commentary #15: Back to the Future

DevCentral is F5's online Community of Technical Peers dedicated to learning, exchanging ideas, and solving problems – Together.

We host audio podcasts created by our Community, for our Community.

Heavybit is the leading early-stage investor in enterprise infrastructure. Since 2013, we've helped launch and scale visionary technical startups—from DevSecOps and feature flagging to AI code generation and beyond. We go hands-on from day 0, backing founders as they turn code into companies and build the future of software from the bottom up to the top down.

The queer, premiere, story-telling podcast for all to enjoy! 

Lou and Addy bring you fantastic podcasts full of stories about their personal lives, their present, and even weird shit no one else would dare admit to their audience! 

Splice that in with movie and show reviews, life advice, and the occasional trailer live react, and you have WASM, the queer run storytelling podcast.. Without a Straight Man!! 

All social media, website and other podcasting platform links can be found here: https://linktr.ee/withoutastraightman

If you enjoy, please leave a like and follow us if you'd like to hear more! ^_^ 

New tracks tagged #WASM