WT Builder
The app I use to write and send the Weekly Thing as a website, an email, and a podcast, and to make Another Thing.
- Status
- Active Being built or operated.
- Dates
- Started Sep 20, 2026
- Where
- github.com/jthingelstad/wt-builder
- Topics
- The open web Agents MCP
- Latest evidence
- Latest commit, Oct 22, 2026
WT Builder is the authoring app for the Weekly Thing. I started building it with Claude in July 2026 to replace the Weekly Thing Workshop, the team of Discord agents that had itself taken over in May 2026 from the Shortcuts workflow I had used for nine years. It combines what I write for an issue with links and posts pulled from Pinboard and Micro.blog. The issue stays structured until it is sent, and then WT Builder renders three different editions: the website, the Buttondown email, and the audio edition for the podcast. The README says it is narrow on purpose: “one editor, one current issue, one newsletter.”
Weekly Thing 350, sent on September 20, 2026, was the first issue made in it. I had Claude watch me use it that first time and fix problems as they came up. The next day we reworked the audio edition, with better pauses, section announcements, and pronunciation, plus links in the episode descriptions. In October I added an MCP server so Claude could follow along as I wrote and point out typos and grammar.
On October 11, 2026, WT Builder also took over the Another Thing podcast from the retired Another Thing Builder. The Shortcuts workflow is kept as a fallback.
Activity
458 commits (427 with Claude, 28 with another agent, 3 by me), the first on Jul 26, 2026.
The latest weeks with activity
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Week of Oct 19, 2026 2 commits (1 with Claude, 1 by me)
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Week of Oct 12, 2026 5 commits (2 with Claude, 1 with another agent, 2 by me)
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Week of Oct 5, 2026 40 commits (39 with Claude, 1 with another agent)
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Week of Sep 28, 2026 209 commits, all with Claude
All activity, week by week. Who made each commit is from its author and co-author lines.
Sources and evidence
Observed daily from GitHub, sitemaps, feeds, the Internet Archive, and Tinylytics. Evidence never sets a status.
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jthingelstad/wt-builder implementation
Item-first authoring and publishing application for The Weekly Thing
- Repository created Jul 27, 2026 (a development record, not a launch date)
- TypeScript, CSS, Python
- Latest commit Oct 22, 2026; 300+ commits on main between Jul 1, 2026 and Oct 23, 2026
- Observed Oct 23, 2026
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www.thingelstad.com/2026/09/20/i-just-published-weekly-thing.html reference
Commits and publications per month, last twelve months.
Connections
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WT Builder publishes Weekly Thing
WT Builder authors issues and sends the website, email, and audio editions of Weekly Thing. Source
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WT Builder authors Another Thing
Another Thing podcast authoring moved into WT Builder in October 2026. Source
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Thingy receives issues from WT Builder
After each issue publishes, WT Builder commits the issue text into the Librarian repository so Thingy can retrieve and cite it. Source
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Weekly Thing Workshop was succeeded by WT Builder
Weekly Thing 350, in September 2026, was the first issue made in WT Builder, after a summer in which my Agent Studio work “kind of blew up my own publishing process.” Source
History
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milestone
Two publications, one builder
Another Thing becomes a second product in WT Builder; its earlier authoring application is retired. Source
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launch
WT350 sent from WT Builder
First issue fully published from WT Builder. Source
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development
WT Builder: recorded development begins
The earliest commit in this repository is a development record; the project or idea may predate it. Source