Work log
Julius Behr · April to September 2026
Click a project for screenshots, links, impact and effort.
Apps (extensions)
Public launch Jul 2
27 apps built or rebuilt, from research to public launch.
12,258
users
94%
voted Useful
27
apps
174
PRs merged
23
apps reporting
App analytics and events
June
One analytics package and events setup for every app, so each app reports usage the same way.
12,258
users tracked
2
PRs merged
Apps promotion in the editor
Sep 25
How users find apps inside the editor: tooltip, More menu, featured apps, discover order, icons and the upload modal.
1,691
users, launch week
8
apps in upload modal
19
PRs merged
App Directory
In dogfooding
A browsable directory of all apps, with categories and screenshots, on the dashboard and soon on kittl.com/apps.
17
apps with listing shots
28
PRs merged
34
review comments from people
App builder tooling
June
What makes building an app fast and consistent: guide, lint rules, CI checks, skills, SDK exports.
23
PRs merged
Printify partnership
May 27
Negotiated the Printify co-marketing deal; the campaign ran Jun 3 to Aug 31.
60
paid, first readout
154
signups
Monotype × Kittl
joint launch
Monotype launch
Aug 5
Joint launch with Monotype for the Monotype Connect app, with press release, blog, tutorial and landing page.
2
app reviews
Mockup taxonomy
Dashboard Aug 19, editor PR about 80%
A new taxonomy for all mockups, every mockup tagged, live in the CMS and on the dashboard.
3,886
mockups tagged
86
review comments
13
PRs merged
Custom mockups
In shaping
Use your own product photo as a mockup: the Custom Mockups app today, a core feature next.
784
app users
78%
voted Useful
4
PRs merged
Logged-out mockup directory
Design signed off Sep 24
Public mockup pages where visitors try the real micro editor, with sign-up prompts for account actions.
Sep 24
design sign-off
+6,936
lines
1
PRs open
+24.6%
search to use, A/B
Elements panel crash
Jun 29
Fixed the crash that kept the new Elements panel switched off for about six weeks, then a second layout bug.
6 weeks
panel was off
2
PRs merged
Help center
Jul 7
Replaced the planned HelpKit subscription with our own help center: Notion as the source, a static site on Cloudflare.
$1,500 → <$50
per year
89
articles
41
PRs merged
89
articles migrated
Prismic cleanup
Jul 6
Retired the old help pages in Prismic and moved everything over without breaking links.
2
redirect PRs
2
PRs merged
6
devs onboarded 1:1
AI adoption
Ongoing
Getting colleagues to work with AI: one-on-one onboarding, skills, the AI Guild, and plans for AI Day and a pilot.
3.7x
Codex usage after hackathon
5
analyses
Analysis
Apr to Sep
Data work outside my lane: Google Ads, BigQuery, acquisition and the growth model.
Uploads on Dashboard
In progress
Took the project over from Tobi on Sep 23; a clickable prototype is live.
Sep 23
took over
2
demo days
Other
Smaller things that also happened.
5
PRs open