The 100 days

Lucas, who runs San Diego AI Studio, built 100 projects. For 100 days, he posts one here every morning at 8 a.m. Pacific. Most come with something free you can use on GitHub: a file or the code.

The Harness Ledger on Projects →How we run on agents →The Sharathon →

24 of 100 posted so far.

1. Day 25

   Get the slides from any recorded talk: what was shown and what was said, slide by slide

   Get the code: talk-to-slides

2. Day 23

   Find the right AI tool fast: a hand-reviewed directory with honest pros and cons

   Get the file: hand-review-card.md

3. Day 22

   Explain anything to anyone: one plain sentence first, the deep detail last

   Get the code: claude-skills

4. Day 21

   Remember why you decided: one dated note per decision

   Get the file: dated-decision-entry.md

5. Day 20

   Precompact Protector: keep your place through a compaction

   Get the code: precompact-protector

6. Day 19

   Field Audit: grade your AI setup with receipts

   Get the code: intelligent-os-field-audit

7. Day 18

   The Spine Pattern: memory that never erases

   Get the code: spine-pattern

8. Day 17

   Blind Council: five models argue, one settles

   Get the code: blind-council

9. Day 16

   CorpusSync: search what you already know

   Get the code: corpussync

10. Day 15

    Changelog Digest: your changelog becomes content

    Get the code: changelog-digest

11. Day 14

    ShipGate: no leaked keys go public

    Get the code: shipgate

12. Day 13

    Review gate: fresh eyes on every push

    Get the code: review-gate

13. Day 12

    Hooks over reminders: checks on every agent edit

    Get the code: harness-guard

14. Day 11

    TabMap: why 200 tabs are open

    Get the code: tabmap

15. Day 10

    Ecosystem MCP: research npm packages from inside Claude Code

    Get the code: ecosystem-mcp

16. Day 9

    block-destructive: a Claude Code hook that stops destructive shell commands before the agent runs them

    Get the code: block-destructive

17. Day 8

    The changelog that becomes content

    Get the code: changelog-digest

18. Day 7

    The perfection pass: ask for two critique passes before you look

    Get the code: claude-skills

19. Day 6

    My Claude Code config, and the ramp: a 53-second first session in May, then 146 sessions from November 8 to December 11

    Get the code: claude-config-public

20. Day 5

    treehouse: a git worktree pool for running several coding agents side by side

    Get the code: treehouse

21. Day 4

    FriendForm: a form friends fill out from a link

    Get the file: blank-intake-form.md

22. Day 3

    My CRM, started on Replit from two pasted documents

23. Day 2

    WebPerformanceToolkit: my first app in git, and its 33 hours of simulated scores

    Get the file: FIRST-PROMPT-TEMPLATE.md

24. Day 1

    RobotTales: bedtime stories where robot siblings teach if/else, loops and variables

    Get the file: bedtime-story-prompt.md

See the same list on GitHub