The GPG key for apt.robur.coop has been re-signed so the repository can continue to be used in Debian 13 and others. This change requires manual invervention.
The Robur blog.
Essays and ramblings
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2026-03-13 Apt.robur.coop key re-signed
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2026-01-26 Email notifications come to Mollymawk
Mollymawk can now tell you when your unikernels need to be updated and other notifications.
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2025-12-11 One Mollymawk, Multiple Albatross servers
Using one mollymawk dashboard to manage operations involving multiple albatross servers.
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2025-09-16 Auto-configuration of MirageOS unikernels
Removing tedious manual labor, use basic network protocols instead
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2025-08-18 Streaming Binary Data in Mollymawk
Mollymawk receives a brand new update that let's it stream binary data avoiding memory issues.
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2025-07-22 Authentication and extended web UI for DNSvizor
DNSvizor now has authentication mechanisms for users who wish to update their block lists or modify configuration data etc.
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2025-07-03 Privacy for DNSvizor
The NGI-funded DNSvizor provides core network services on your network; DNS resolution and DHCP. We improved the privacy.
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2025-06-18 A Web UI for DNSvizor
The NGI-funded DNSvizor provides core network services on your network; DNS resolution and DHCP. We added a web UI and metrics.
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2025-05-29 DNSvizor with DNS over TLS and DNS over HTTPS support
The NGI-funded DNSvizor provides core network services on your network; DNS resolution and DHCP. We added support for DNS over TLS and DNS over HTTPS
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2025-05-24 DNSvizor - run your own DHCP and DNS MirageOS unikernel - gets DNSsec support
The NGI-funded DNSvizor provides core network services on your network; DNS resolution and DHCP.
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2025-05-21 Streaming console output in mollymawk
HTTP server-sent events are very helpful for streaming live console data, we implemented that in mollymawk
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2025-04-10 DNSvizor - run your own DHCP and DNS MirageOS unikernel - gets some testing
The NGI-funded DNSvizor provides core network services on your network; DNS resolution and DHCP.
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2025-04-07 What's new with Mollymawk?
In this article we explore the journey Mollymawk has been on, including getting an (NGI0 core) NLnet grant, updates and more.
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2025-03-26 Pushing the opam-repository into a sustainable repository
The main opam-repository was only ever growing by collecting all releases of all packages. We worked hard on reducing the load for all clients by archiving packages.
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2024-10-25 Meet DNSvizor: run your own DHCP and DNS MirageOS unikernel
The NGI-funded DNSvizor provides core network services on your network; DNS resolution and DHCP.
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2024-10-21 How has robur financially been doing since 2018?
How we organise as a collective, and why we're doing that.
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2024-08-21 MirageVPN and OpenVPN
Discoveries made implementing MirageVPN, a OpenVPN-compatible VPN library
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2024-08-15 The new Tar release, a retrospective
A little retrospective to the new Tar release and changes
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2024-06-26 Testing MirageVPN against OpenVPN™
Some notes about how we test MirageVPN against OpenVPN™
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2024-04-16 Speeding up MirageVPN and use it in the wild
Performance engineering of MirageVPN, speeding it up by a factor of 25.
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2024-02-13 Speeding elliptic curve cryptography
How we improved the performance of elliptic curves by only modifying the underlying byte array
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