HeyJaredField Guide: Building Personal Tools with Claude
Learn to build personal tools with Claude. Nine practices. Lots of Projects. No coding experience needed.
- Indexed issues, last 90 days
- 3
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- Jul 23, 2026
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- Jul 10, 2026
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On Stopping (opens the original)
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Kenkō wrote, in the fourteenth century, that “the most precious thing in life is its uncertainty.” He was writing about impermanence, about the way things gain meaning precisely because they end, and he was probably not thinking about Substack newsletters, but the observation applies anyway. Something that continues indefinitely is not more valuable for continuing. It is just longer.<a class="image-link image2 is-viewable-img" href="https://substackcdn.com/image/fetch/$s_!wS3z!,f_auto,q_auto:goo
Week 20: Developing Claude to Improve Itself (opens the original)
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Quick Reminder on SkillsA skill is a folder with instructions that Claude can load for a specific task.You have been using skills without naming them that way. Every time you gave Claude a system prompt — “you are a technical analyst,” “write in my voice” — you were defining a skill manually, every single time. A skill makes that permanent.The folder looks like this:edit-post/ ├── skill.md ├── example-tutorial.md ├── example-personal.md ├── example-product.md ├── evals.md
Free | Week 19: Reflection and Direction (opens the original)
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What ChangedNineteen weeks ago you did not know how to build anything.Now you have:Nine personal tools you have actually builtUnderstanding of the loop (describe → generate → test → refine)Experience with agent orchestrationThree projects integrating your practicesYour own methodology<a class="image-link image2 is-viewable-img" href="https://substackcdn.com/image/fetch/$s_!KwgR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%
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