Erik Jonkers
@erikjee.bsky.social
Director @tweedegolf.bsky.social, RustWeek organizer @rustnl.bsky.social, Chair of @trifectatech.bsky.social
Pinned
Erik Jonkers
@erikjee.bsky.social
· May 17
On my way back home after RustWeek 2025. So, so proud that we hosted the Rust Project All-Hands, the 10 years of Rust celebration, and the biggest Rust conference yet. See you all next year!
Thanks to my co-organizers Jana, Laura, @tertsdiepraam.bsky.social and @mara.bsky.social ❤️
#rustlang #rust
Thanks to my co-organizers Jana, Laura, @tertsdiepraam.bsky.social and @mara.bsky.social ❤️
#rustlang #rust
Reposted by Erik Jonkers
Holiday chaos? Ran out of time for your talk proposal? We're extending the deadline to submit talks to our CFP by 2 weeks. It's now open until January 18th! Submit your talk now at 2026.rustweek.org#cfp.
Happy holidays from us at RustWeek!
Happy holidays from us at RustWeek!
RustWeek 2026 - RustWeek 2026
RustWeek 2026, The Netherlands - May 18 - 23 2026. The world's biggest Rust conference returns to beautiful Utrecht, welcoming over 900+ community members, professionals and the maintainers of Rust.
2026.rustweek.org
December 20, 2025 at 11:04 AM
Holiday chaos? Ran out of time for your talk proposal? We're extending the deadline to submit talks to our CFP by 2 weeks. It's now open until January 18th! Submit your talk now at 2026.rustweek.org#cfp.
Happy holidays from us at RustWeek!
Happy holidays from us at RustWeek!
Reposted by Erik Jonkers
Second blog post from the Rust vision doc effort:
blog.rust-lang.org/2025/12/19/w...
Working through the data we gathered really helped sharpen my understanding here.
blog.rust-lang.org/2025/12/19/w...
Working through the data we gathered really helped sharpen my understanding here.
What do people love about Rust? | Rust Blog
Empowering everyone to build reliable and efficient software.
blog.rust-lang.org
December 19, 2025 at 10:02 PM
Second blog post from the Rust vision doc effort:
blog.rust-lang.org/2025/12/19/w...
Working through the data we gathered really helped sharpen my understanding here.
blog.rust-lang.org/2025/12/19/w...
Working through the data we gathered really helped sharpen my understanding here.
Reposted by Erik Jonkers
Tweede golf in 2025 was… over 80% #opensource!
As a service provider working across the commercial, government, and non-profit sectors, we are extremely proud (and honestly pretty amazed) that 86% of our code written in 2025 was open-source!
Thanks to our clients and funders!
(1/3)
As a service provider working across the commercial, government, and non-profit sectors, we are extremely proud (and honestly pretty amazed) that 86% of our code written in 2025 was open-source!
Thanks to our clients and funders!
(1/3)
December 19, 2025 at 1:53 PM
Tweede golf in 2025 was… over 80% #opensource!
As a service provider working across the commercial, government, and non-profit sectors, we are extremely proud (and honestly pretty amazed) that 86% of our code written in 2025 was open-source!
Thanks to our clients and funders!
(1/3)
As a service provider working across the commercial, government, and non-profit sectors, we are extremely proud (and honestly pretty amazed) that 86% of our code written in 2025 was open-source!
Thanks to our clients and funders!
(1/3)
Reposted by Erik Jonkers
New release of sudo-rs! Version 0.2.11 is out with askpass and multi-lingual support.
Want to see sudo-rs in your language? You can start helping out today. PR's are welcome!
We thank the @sovereign.tech for investing in this work, as well as 15 external contributors!
github.com/trifectatech...
Want to see sudo-rs in your language? You can start helping out today. PR's are welcome!
We thank the @sovereign.tech for investing in this work, as well as 15 external contributors!
github.com/trifectatech...
Releases · trifectatechfoundation/sudo-rs
A memory safe implementation of sudo and su. Contribute to trifectatechfoundation/sudo-rs development by creating an account on GitHub.
github.com
December 18, 2025 at 3:32 PM
New release of sudo-rs! Version 0.2.11 is out with askpass and multi-lingual support.
Want to see sudo-rs in your language? You can start helping out today. PR's are welcome!
We thank the @sovereign.tech for investing in this work, as well as 15 external contributors!
github.com/trifectatech...
Want to see sudo-rs in your language? You can start helping out today. PR's are welcome!
We thank the @sovereign.tech for investing in this work, as well as 15 external contributors!
github.com/trifectatech...
Reposted by Erik Jonkers
The joint statement “Improving Europe's cybersecurity posture through memory safety”, has now been published: trifectatech.org/blog/calling...
It calls for stronger #MemorySafety incentives in EU cybersecurity policies.
Thanks to all supporters and contributors!
#security
It calls for stronger #MemorySafety incentives in EU cybersecurity policies.
Thanks to all supporters and contributors!
#security
Calling for memory safety incentives in EU cybersecurity policies - Trifecta Tech Foundation
trifectatech.org
December 17, 2025 at 1:30 PM
The joint statement “Improving Europe's cybersecurity posture through memory safety”, has now been published: trifectatech.org/blog/calling...
It calls for stronger #MemorySafety incentives in EU cybersecurity policies.
Thanks to all supporters and contributors!
#security
It calls for stronger #MemorySafety incentives in EU cybersecurity policies.
Thanks to all supporters and contributors!
#security
Reposted by Erik Jonkers
How do you test code that a CI machine won't run? To support avx-512 SIMD instructions in zlib-rs, we taught Miri how to emulate them.
trifectatech.org/blog/emulati...
#rustlang
trifectatech.org/blog/emulati...
#rustlang
Emulating avx-512 intrinsics in Miri - Trifecta Tech Foundation
Recently we've started work on using more avx512 features in zlib-rs. The avx512 family of target features provides SIMD intrinsics that use 512-bit vectors (double the size of avx2, which uses…
trifectatech.org
December 9, 2025 at 10:31 AM
How do you test code that a CI machine won't run? To support avx-512 SIMD instructions in zlib-rs, we taught Miri how to emulate them.
trifectatech.org/blog/emulati...
#rustlang
trifectatech.org/blog/emulati...
#rustlang
Reposted by Erik Jonkers
How do Merkle Tree Certificates help against the threat of Quantum computers to internet security? Maximilian Pohl explains MTCs, discusses his experience implementing an early @ietf.org draft, and @cloudflare.social's and Google Security's current experiments.
A quick intro to Merkle Tree Certificates - Blog - Tweede golf
Many of us have heard about quantum computers and that they are a threat to our internet security and privacy. Nobody can tell, though, how long it will still take until quantum computers are actu ...
buff.ly
December 2, 2025 at 12:15 PM
How do Merkle Tree Certificates help against the threat of Quantum computers to internet security? Maximilian Pohl explains MTCs, discusses his experience implementing an early @ietf.org draft, and @cloudflare.social's and Google Security's current experiments.
Reposted by Erik Jonkers
Canonical's Jon Seager talks about our sudo-rs and ntpd-rs (!) in ubuntu-ls.bsky.social, and his bold but level-headed vision on Rust's future for Ubuntu, in the Rust in Production podcast with Matthias Endler:
corrode.dev/podcast/s05e...
#rustlang #ubuntu @canonicalltd.bsky.social @jnsgr.uk
corrode.dev/podcast/s05e...
#rustlang #ubuntu @canonicalltd.bsky.social @jnsgr.uk
Canonical with Jon Seager - Rust in Production Podcast | corrode Rust Consulting
What does it take to rewrite the fou…
corrode.dev
December 1, 2025 at 10:30 AM
Canonical's Jon Seager talks about our sudo-rs and ntpd-rs (!) in ubuntu-ls.bsky.social, and his bold but level-headed vision on Rust's future for Ubuntu, in the Rust in Production podcast with Matthias Endler:
corrode.dev/podcast/s05e...
#rustlang #ubuntu @canonicalltd.bsky.social @jnsgr.uk
corrode.dev/podcast/s05e...
#rustlang #ubuntu @canonicalltd.bsky.social @jnsgr.uk
Reposted by Erik Jonkers
How about Rust for real-time applications?
@diondokter.nl gets you started: buff.ly/g8qruby
#rustlang #embedded
@diondokter.nl gets you started: buff.ly/g8qruby
#rustlang #embedded
Running real-time Rust - Blog - Tweede golf
By now, we all know Rust works pretty well on embedded. What's lesser known is how Rust handles real-time requirements. We occasionally get questions about this and so I took that as an opportunit ...
buff.ly
November 24, 2025 at 10:48 AM
How about Rust for real-time applications?
@diondokter.nl gets you started: buff.ly/g8qruby
#rustlang #embedded
@diondokter.nl gets you started: buff.ly/g8qruby
#rustlang #embedded
Reposted by Erik Jonkers
Early Bird tickets for RustWeek 2026 are available until Nov 30.
Get your 20% discount while you can!
The world's biggest Rust conference returns to beautiful Utrecht, welcoming over 900+ community members, professionals and the maintainers of Rust.
2026.rustweek.org
#rustweek2026 #rustlang
Get your 20% discount while you can!
The world's biggest Rust conference returns to beautiful Utrecht, welcoming over 900+ community members, professionals and the maintainers of Rust.
2026.rustweek.org
#rustweek2026 #rustlang
RustWeek 2026
RustWeek 2026, The Netherlands - May 18 - 23 2026. The world's biggest Rust conference returns to beautiful Utrecht, welcoming over 900+ community members, professionals and the maintainers of Rust.
2026.rustweek.org
November 18, 2025 at 3:33 PM
Early Bird tickets for RustWeek 2026 are available until Nov 30.
Get your 20% discount while you can!
The world's biggest Rust conference returns to beautiful Utrecht, welcoming over 900+ community members, professionals and the maintainers of Rust.
2026.rustweek.org
#rustweek2026 #rustlang
Get your 20% discount while you can!
The world's biggest Rust conference returns to beautiful Utrecht, welcoming over 900+ community members, professionals and the maintainers of Rust.
2026.rustweek.org
#rustweek2026 #rustlang
Reposted by Erik Jonkers
🦀 I've improved the implementation behind all the string formatting macros in Rust: println, panic, format, write, log::info, etc. (Everything using format_args!().) They will compile a bit faster, use a bit less memory while compiling, result in smaller binaries, and produce more efficient code! 🎉
November 13, 2025 at 1:31 PM
🦀 I've improved the implementation behind all the string formatting macros in Rust: println, panic, format, write, log::info, etc. (Everything using format_args!().) They will compile a bit faster, use a bit less memory while compiling, result in smaller binaries, and produce more efficient code! 🎉
Reposted by Erik Jonkers
Please support the call for Memory Safety incentives in EU cybersecurity policies.
If you agree with the position that memory safety should be on the EU and national cybersecurity agendas, please consider adding your name to this statement to show your support: trifectatech.org/blog/support...
1/3
If you agree with the position that memory safety should be on the EU and national cybersecurity agendas, please consider adding your name to this statement to show your support: trifectatech.org/blog/support...
1/3
Support the call for Memory Safety incentives in EU cybersecurity policies - Trifecta Tech Foundation
trifectatech.org
November 12, 2025 at 12:03 PM
Please support the call for Memory Safety incentives in EU cybersecurity policies.
If you agree with the position that memory safety should be on the EU and national cybersecurity agendas, please consider adding your name to this statement to show your support: trifectatech.org/blog/support...
1/3
If you agree with the position that memory safety should be on the EU and national cybersecurity agendas, please consider adding your name to this statement to show your support: trifectatech.org/blog/support...
1/3
Reposted by Erik Jonkers
The Call for Proposals for RustWeek 2026 is now open!
If you’d like to give a talk, please submit your proposal via sessionize.com/rustweek-2026/
The CFP closes Dec 31.
#rustweek2026 #rustlang
If you’d like to give a talk, please submit your proposal via sessionize.com/rustweek-2026/
The CFP closes Dec 31.
#rustweek2026 #rustlang
Rust Week 2026: Call for Speakers
RustWeek is back!Two days of talks (Tue 19 and Wed 20) and one day with workshops (Mon 18),as well as social events and activities all week (Mon 19 - ...
sessionize.com
November 3, 2025 at 12:02 PM
The Call for Proposals for RustWeek 2026 is now open!
If you’d like to give a talk, please submit your proposal via sessionize.com/rustweek-2026/
The CFP closes Dec 31.
#rustweek2026 #rustlang
If you’d like to give a talk, please submit your proposal via sessionize.com/rustweek-2026/
The CFP closes Dec 31.
#rustweek2026 #rustlang
Reposted by Erik Jonkers
** Speaker announcement ** Announcing our next speaker, Taylor Cramer, Crubit Development Lead at Google!
Info & tickets:
2026.rustweek.org
Ahead of our CFP we will be announcing our invited speakers. Want to give a talk? Our CFP opens Nov 1st.
#rustlang
#rustweek2026
Info & tickets:
2026.rustweek.org
Ahead of our CFP we will be announcing our invited speakers. Want to give a talk? Our CFP opens Nov 1st.
#rustlang
#rustweek2026
October 30, 2025 at 3:33 PM
** Speaker announcement ** Announcing our next speaker, Taylor Cramer, Crubit Development Lead at Google!
Info & tickets:
2026.rustweek.org
Ahead of our CFP we will be announcing our invited speakers. Want to give a talk? Our CFP opens Nov 1st.
#rustlang
#rustweek2026
Info & tickets:
2026.rustweek.org
Ahead of our CFP we will be announcing our invited speakers. Want to give a talk? Our CFP opens Nov 1st.
#rustlang
#rustweek2026
Reposted by Erik Jonkers
@cloudflare.social wrote a blog post on Merkle Tree Certificates. It includes Max' work: an experimental implementation in Rust, and his thesis "Implementation and Analysis of Merkle Tree Certificates for PostQuantum Secure Authentication in TLS".
Read it here: bit.ly/48MijCX
#rustlang #security
Read it here: bit.ly/48MijCX
#rustlang #security
Keeping the Internet fast and secure- introducing Merkle Tree Certificates
Cloudflare is launching an experiment with Chrome to evaluate fast, scalable, and quantum-ready Merkle Tree Certificates, all without degrading performance or changing WebPKI trust relationships.
bit.ly
October 29, 2025 at 1:43 PM
@cloudflare.social wrote a blog post on Merkle Tree Certificates. It includes Max' work: an experimental implementation in Rust, and his thesis "Implementation and Analysis of Merkle Tree Certificates for PostQuantum Secure Authentication in TLS".
Read it here: bit.ly/48MijCX
#rustlang #security
Read it here: bit.ly/48MijCX
#rustlang #security
Reposted by Erik Jonkers
** Speaker announcement ** Our next speaker is Andreea Costea, Assistant Professor at Delft University of Technology.
Info & tickets:
2026.rustweek.org
Ahead of our CFP we will be announcing our invited speakers. Also want to speak at RustWeek? Our CFP opens Nov 1st.
#rustlang
#rustweek2026
Info & tickets:
2026.rustweek.org
Ahead of our CFP we will be announcing our invited speakers. Also want to speak at RustWeek? Our CFP opens Nov 1st.
#rustlang
#rustweek2026
October 29, 2025 at 12:58 PM
** Speaker announcement ** Our next speaker is Andreea Costea, Assistant Professor at Delft University of Technology.
Info & tickets:
2026.rustweek.org
Ahead of our CFP we will be announcing our invited speakers. Also want to speak at RustWeek? Our CFP opens Nov 1st.
#rustlang
#rustweek2026
Info & tickets:
2026.rustweek.org
Ahead of our CFP we will be announcing our invited speakers. Also want to speak at RustWeek? Our CFP opens Nov 1st.
#rustlang
#rustweek2026
Reposted by Erik Jonkers
Watch Marc's talk at the Ubuntu Summit in London, "Sudo-rs and beyond":
www.youtube.com/live/bEEamxJ...
@canonicalltd.bsky.social
#rust #rustlang #ubuntu
www.youtube.com/live/bEEamxJ...
@canonicalltd.bsky.social
#rust #rustlang #ubuntu
Sudo-rs and beyond
www.youtube.com
October 24, 2025 at 8:38 AM
Watch Marc's talk at the Ubuntu Summit in London, "Sudo-rs and beyond":
www.youtube.com/live/bEEamxJ...
@canonicalltd.bsky.social
#rust #rustlang #ubuntu
www.youtube.com/live/bEEamxJ...
@canonicalltd.bsky.social
#rust #rustlang #ubuntu
Reposted by Erik Jonkers
If your company is interested in funding Rust maintainers, please reach out to me or @erikjee.bsky.social!
You can find our sponsors prospectus here: rustnl.org/resources/Ru...
Let me know if you want to talk! 💛
(Message me through Bluesky, Mastodon, Rust Zulip, or email: mara@rustnl.org)
You can find our sponsors prospectus here: rustnl.org/resources/Ru...
Let me know if you want to talk! 💛
(Message me through Bluesky, Mastodon, Rust Zulip, or email: mara@rustnl.org)
October 14, 2025 at 3:15 PM
If your company is interested in funding Rust maintainers, please reach out to me or @erikjee.bsky.social!
You can find our sponsors prospectus here: rustnl.org/resources/Ru...
Let me know if you want to talk! 💛
(Message me through Bluesky, Mastodon, Rust Zulip, or email: mara@rustnl.org)
You can find our sponsors prospectus here: rustnl.org/resources/Ru...
Let me know if you want to talk! 💛
(Message me through Bluesky, Mastodon, Rust Zulip, or email: mara@rustnl.org)
Reposted by Erik Jonkers
Two days until the release of sudo-rs in Ubuntu 25.10 🚀
Here is everything you always wanted to know about sudo-rs:
trifectatech.org/blog/frequen...
#rust #ubuntu #rustlang
Here is everything you always wanted to know about sudo-rs:
trifectatech.org/blog/frequen...
#rust #ubuntu #rustlang
Frequently Asked Questions about sudo-rs - Trifecta Tech Foundation
With sudo-rs coming to Ubuntu 25.10, the core team has collected and published the Frequently Asked Questions about sudo-rs. They will be updated if user curiosity calls for it.
trifectatech.org
October 7, 2025 at 2:26 PM
Two days until the release of sudo-rs in Ubuntu 25.10 🚀
Here is everything you always wanted to know about sudo-rs:
trifectatech.org/blog/frequen...
#rust #ubuntu #rustlang
Here is everything you always wanted to know about sudo-rs:
trifectatech.org/blog/frequen...
#rust #ubuntu #rustlang
Reposted by Erik Jonkers
RustNL will host the Rust All Hands again in 2026!
The All Hands will be part of RustWeek 2026, and take place on May 21-23.
@mara.bsky.social 's blog post has the details:
blog.rust-lang.org/inside-rust/...
#rustweek2026 #rust
The All Hands will be part of RustWeek 2026, and take place on May 21-23.
@mara.bsky.social 's blog post has the details:
blog.rust-lang.org/inside-rust/...
#rustweek2026 #rust
The next Rust All Hands | Inside Rust Blog
Want to follow along with Rust development? Curious how you might get involved? Take a look!
blog.rust-lang.org
September 30, 2025 at 2:31 PM
RustNL will host the Rust All Hands again in 2026!
The All Hands will be part of RustWeek 2026, and take place on May 21-23.
@mara.bsky.social 's blog post has the details:
blog.rust-lang.org/inside-rust/...
#rustweek2026 #rust
The All Hands will be part of RustWeek 2026, and take place on May 21-23.
@mara.bsky.social 's blog post has the details:
blog.rust-lang.org/inside-rust/...
#rustweek2026 #rust
Reposted by Erik Jonkers
Our intern Ebbe may just have sped up your debug journey for async Embedded Rust. We're impressed! Read about the Proof of Concept here: buff.ly/TfNFCp3
Feedback and contributions are appreciated, so give inspect-embassy a go!
@ebbdrop.bsky.social
#rustlang #embeddedrust #debugging
Feedback and contributions are appreciated, so give inspect-embassy a go!
@ebbdrop.bsky.social
#rustlang #embeddedrust #debugging
Embedded async debugging and inspect-embassy - Blog - Tweede golf
As part of my internship at Tweede golf this summer I was tasked with improving the async debugging experience for embedded development. This work resulted in a prototype async debugger for embass ...
tweedegolf.nl
September 15, 2025 at 7:22 AM
Our intern Ebbe may just have sped up your debug journey for async Embedded Rust. We're impressed! Read about the Proof of Concept here: buff.ly/TfNFCp3
Feedback and contributions are appreciated, so give inspect-embassy a go!
@ebbdrop.bsky.social
#rustlang #embeddedrust #debugging
Feedback and contributions are appreciated, so give inspect-embassy a go!
@ebbdrop.bsky.social
#rustlang #embeddedrust #debugging
Reposted by Erik Jonkers
Blog post by Folkert: How can we make Rust programs that use state machines even faster?
Trifecta Tech aims to create safe and robust infrastructure software, that's why we're dedicated to making Rust the go-to for performance-critical components like zlib&zstd.
trifectatech.org/blog/improvi...
Trifecta Tech aims to create safe and robust infrastructure software, that's why we're dedicated to making Rust the go-to for performance-critical components like zlib&zstd.
trifectatech.org/blog/improvi...
Improving state machine code generation - Trifecta Tech Foundation
Over the past couple of months, Björn and I have been working on improving state machine code generation in the rust compiler, a rust project goal for 2025H1. In late June, PR 138780 was merged,…
trifectatech.org
September 10, 2025 at 9:13 AM
Blog post by Folkert: How can we make Rust programs that use state machines even faster?
Trifecta Tech aims to create safe and robust infrastructure software, that's why we're dedicated to making Rust the go-to for performance-critical components like zlib&zstd.
trifectatech.org/blog/improvi...
Trifecta Tech aims to create safe and robust infrastructure software, that's why we're dedicated to making Rust the go-to for performance-critical components like zlib&zstd.
trifectatech.org/blog/improvi...
RustWeek 2026!
** Ticket sales now open ** Get your Early Bird tickets for RustWeek 2026!
The world's biggest Rust conference returns to beautiful Utrecht, welcoming over 900+ community members, professionals and the maintainers of Rust.
2026.rustweek.org
#rustweek2026 #rust
The world's biggest Rust conference returns to beautiful Utrecht, welcoming over 900+ community members, professionals and the maintainers of Rust.
2026.rustweek.org
#rustweek2026 #rust
RustWeek 2026
RustWeek 2026, The Netherlands - May 18 - 23 2026. The world's biggest Rust conference returns to beautiful Utrecht, welcoming over 900+ community members, professionals and the maintainers of Rust.
2026.rustweek.org
September 8, 2025 at 1:38 PM
RustWeek 2026!
Reposted by Erik Jonkers
Openleadr-rs is an opinionated, open-source Rust implementation of the OpenADR 3.0 protocol - and it's ready for real-world pilots. Interested? Check out the repo here: buff.ly/sgwLs6u
GitHub - OpenLEADR/openleadr-rs: OpenADR 3.0 VTN and VEN implementation in Rust
OpenADR 3.0 VTN and VEN implementation in Rust. Contribute to OpenLEADR/openleadr-rs development by creating an account on GitHub.
buff.ly
September 1, 2025 at 11:54 AM
Openleadr-rs is an opinionated, open-source Rust implementation of the OpenADR 3.0 protocol - and it's ready for real-world pilots. Interested? Check out the repo here: buff.ly/sgwLs6u
Reposted by Erik Jonkers
** Major milestone ** our sudo-rs is the default sudo for the upcoming Ubuntu 🚀 🦀
More on the Ubuntu blog:
discourse.ubuntu.com/t/sudo-rs-is...
#rust #rustlang
More on the Ubuntu blog:
discourse.ubuntu.com/t/sudo-rs-is...
#rust #rustlang
August 26, 2025 at 7:42 AM
** Major milestone ** our sudo-rs is the default sudo for the upcoming Ubuntu 🚀 🦀
More on the Ubuntu blog:
discourse.ubuntu.com/t/sudo-rs-is...
#rust #rustlang
More on the Ubuntu blog:
discourse.ubuntu.com/t/sudo-rs-is...
#rust #rustlang