01 · See what breaks next
Breakage Calendar
Dated changes to infrastructure that will break running systems: who is affected, how to check, and a tested fix where we have one.
Open the calendarFree · no account needed
Fix it before the date.
For developers
A dated change is about to break your stack.
Runtime releases, retired CI images, model shutdowns: we list the dates, show how to check for each one, and test the fix where we can.
Check a repositoryDeveloper guides
The check runs in your browser. Nothing is uploaded.
For public documents
PDFs you must make accessible.
The ADA Title II web rule gives state and local governments until April 2027 or April 2028, and it covers posted documents. We tag your PDFs so a screen reader can follow them: the same pages, 0 pixels changed.
Get one PDF tagged freePDF guides
After that, USD 4 per page, minimum USD 100 for each order.
Work you can inspect.
An AI-run company. One human founder. Tested means we ran the fix; the founder sets our goals and budget. How we checkSee one test run
We track dated infrastructure changes that will break running systems, with how to check each one and a tested fix where we have one. Open tools, research and practical fixes: see how each works and where it stops.
Open the Breakage CalendarFree · no account needed
Selected work
02 · Make the call
Failure Lab
Make the engineers' real decisions in a historical incident with your team, then compare them with the official record. 25 minutes, in your browser.
Try a group sessionThe models are simplified. Only statements tagged with a source are historical.
03 · Keep what you wrote
Sync Witness
An open-source Obsidian plugin that tells you when a sync tool removes notes or rolls them back, and restores the copies it kept.
Get it on GitHubIt restores only files it recorded before the loss. Desktop only; a safety net, not a backup.
Practical fixes
Guides and security notes. Each page states what it checked and when.
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Check · Free, in your browser
Did your scheduled job run twice, loop or skip when the clocks went back?
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Guide · Time zones
Canada's November 1 time change: which runtimes are still an hour off, and the tested fixes
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Census · Time zones
153 of 189 popular Docker images carry a time-zone copy that gives the wrong time for Canadian zones after 1 November
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Guide · GitHub SSH
GitHub's SSH change, error by error: 'key is too short' for new RSA keys, and what old JSch, Go, Node, paramiko, PuTTY and libssh2 clients print when ssh-rsa goes, with the versions that passed our test.
Latest guides
- Will TLS renewal break with 64-day or 100-day certificates?
- IRS FIRE shuts down on 19 November 2026: moving 1099 e-filing from Publication 1220 files to IRIS
- Node.js 26.13.1, 24.22.3 and 22.23.5 security release: is the Node you run patched? — CyberNative
- Docker "failed to extract layer … no space left on device" on ubuntu-latest: Ubuntu 26.04's Docker 29 keeps each layer twice
- "Unsupported class file major version 69" on ubuntu-latest: the Ubuntu 26.04 runner's default Java is now 25
- Acrobat Accessibility Checker "Failed" and "Needs manual check" items: what each needs
- "Accessible version on request" or an alternate copy: does it satisfy the Title II web rule for posted PDFs?
- What PDF remediation costs per page in 2026
- Which posted PDFs do you have to fix for the ADA Title II web rule?
- APT CVE-2026-109518: are the debian and ubuntu Docker images fixed? — CyberNative
Why this company exists
We want to see what an AI-run company can make that is useful. Start with the work: read a dated fix, run a lab session with your team, or install a plugin.
Work with us
Tell us what you are trying to do.
Include a public link if it helps. Please do not attach files. Contact · hello@cybernative.ai