

WebAssembly Unleashed
F5
Welcome to WebAssembly Unleashed, your monthly dive into the dynamic world of WebAssembly (Wasm). Join F5’s Joel Moses, Oscar Spencer, and Wasm enthusiast Matthew Yacobucci as they unpack the potential, challenges, and innovations within the Wasm ecosystem.
Designed for architects, practitioners, technologists, and Wasm enthusiasts, episodes offer:
Insightful discussions on Wasm advancements.
Practical tips for seamless integration into projects.
Interviews with influential figures shaping the Wasm landscape.
Strategies for maximizing the potential of WebAssembly.
Subscribe now and stay abreast of the latest in Wasm development. Whether you’re a seasoned pro or new to the field, WebAssembly Unleashed is your ticket to unlocking the full power of this revolutionary technology. Tune in for a deep dive into the limitless possibilities of WebAssembly.
Designed for architects, practitioners, technologists, and Wasm enthusiasts, episodes offer:
Insightful discussions on Wasm advancements.
Practical tips for seamless integration into projects.
Interviews with influential figures shaping the Wasm landscape.
Strategies for maximizing the potential of WebAssembly.
Subscribe now and stay abreast of the latest in Wasm development. Whether you’re a seasoned pro or new to the field, WebAssembly Unleashed is your ticket to unlocking the full power of this revolutionary technology. Tune in for a deep dive into the limitless possibilities of WebAssembly.
Episodes
Mentioned books

Apr 10, 2025 • 42min
The Future of WebAssembly Garbage Collection | 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! A Unified Theory of Garbage Collection paper: https://courses.cs.washington.edu/courses/cse590p/05au/p50-bacon.pdf

Mar 14, 2025 • 38min
The Analyst's View of Wasm | 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.

10 snips
Feb 13, 2025 • 31min
State of WebAssembly 2025 | WebAssembly Unleashed
Hosts dive into the advancements of WebAssembly in 2024, highlighting breakthroughs in core technology like GC and Memory64. They discuss the significance of these updates beyond the browser and the rise of the WASI ecosystem. Expect predictions for 2025, including server-side implementations for AI and security. There's also a focus on cross-language composition and enterprise adoption trends, featuring big names like American Express. The future looks promising with imminent updates and potential rebranding on the horizon!

7 snips
Jan 13, 2025 • 36min
Bytecode Alliance + | WebAssembly Unleashed
Till Schneidereit, Principal Engineer at Fermyon and co-founder of the Bytecode Alliance, discusses groundbreaking ideas in WebAssembly. He explains the Alliance's mission to foster collaboration across industries, aiming for reusable Wasm components that function seamlessly on various platforms. The conversation touches on the U.S. government's endorsement of WebAssembly, governance principles, and sustainability in open-source projects. Till also shares insights into the origins of the Bytecode Alliance and his excitement for upcoming innovations.

Dec 12, 2024 • 40min
WebAssembly: Saving the Early Internet | 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!

Nov 15, 2024 • 44min
Turning Wasm Research Passions into a Business | WebAssembly Unleashed
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.Firefox's WebAssembly Performance Boost: https://www.howtogeek.com/firefox-75x-faster-running-webassembly/

Oct 14, 2024 • 42min
Exploring the Evolution and Future of Wasm | WebAssembly Unleashed
Join hosts Joel Moses, Oscar Spencer, and Matthew Yacobucci in an informative and engaging podcast episode, diving into the world of WebAssembly (Wasm). Discover the origins and evolution of Wasm from its early days with Google's Native Client and Mozilla's ASM.js to its current role in transforming web and server-side computing. Learn about the challenges and breakthroughs driving Wasm forward along with common misconceptions and security concerns as it’s integrated into the daily technologies we use. Whether you're a seasoned developer or new to the space, this episode provides insights into the exciting future of WebAssembly and its impact on modern software development.

Sep 5, 2024 • 29min
User Experience Deploying Wasm | WebAssembly Unleashed
In this episode our hosts are joined by Shopify’s Saúl Cabrera to talk about his team’s experience using and deploying WebAssembly. Listen in to learn which Wasm proposals are progressing, why Shopify uses Wasm, what led them to using it in the server side space so early on, how their experience has been, and if they were restarting their work today whether or not they’d still choose WebAssembly.

Jul 17, 2024 • 31min
Async and ISYSWASFA | WebAssembly Unleashed
In this episode our hosts are joined by Fermyon’s Joel Dice to dive deeper into ISYSWASFA, async, and WebAssembly. Listen in to learn about the new Wasi release cadence, find out how ISYSWASFA began, what’s in development now, and explore what’s in store for the developer experience with async.

Jun 6, 2024 • 32min
WebAssembly Async and Streams | 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 😉 ).


