Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Caring for your baby ecosystem (Waza 2013)
Search
Jacob Kaplan-Moss
March 01, 2013
Technology
3
1.6k
Caring for your baby ecosystem (Waza 2013)
Jacob Kaplan-Moss
March 01, 2013
Tweet
Share
More Decks by Jacob Kaplan-Moss
See All by Jacob Kaplan-Moss
To ••• With Passwords
jacobian
4
980
How to Ace a Technical Interview
jacobian
277
23k
Implementing Multi-factor Auth (dotSecurity 2016)
jacobian
10
1.5k
Heroku Under The Hood - Django Under The Hood 2015
jacobian
9
600
Django's request/response cycle - Django Under The Hood 2015
jacobian
9
1.4k
Minimum Viable Security - Wharton Web Conference 2015
jacobian
1
1.2k
Django minus Django (DJangoCon EU 2014)
jacobian
12
1.4k
Heroku 101 – PyCon 2014
jacobian
1
970
Be Agile, Not Vulnerable: Security engineering in an agile world
jacobian
8
770
Other Decks in Technology
See All in Technology
KubeCon + CloudNativeCon Japan 2025 Recap by CA
ponkio_o
PRO
0
220
AIとともに進化するエンジニアリング / Engineering-Evolving-with-AI_final.pdf
lycorptech_jp
PRO
0
120
Oracle Audit Vault and Database Firewall 20 概要
oracle4engineer
PRO
3
1.7k
生成AI活用の組織格差を解消する 〜ビジネス職のCursor導入が開発効率に与えた好循環〜 / Closing the Organizational Gap in AI Adoption
upamune
5
4.2k
Node-REDのFunctionノードでMCPサーバーの実装を試してみた / Node-RED × MCP 勉強会 vol.1
you
PRO
0
120
ネットワーク保護はどう変わるのか?re:Inforce 2025最新アップデート解説
tokushun
0
100
監視のこれまでとこれから/sakura monitoring seminar 2025
fujiwara3
11
4k
生成AI時代の開発組織・技術・プロセス 〜 ログラスの挑戦と考察 〜
itohiro73
1
330
Amazon S3標準/ S3 Tables/S3 Express One Zoneを使ったログ分析
shigeruoda
5
570
製造業からパッケージ製品まで、あらゆる領域をカバー!生成AIを利用したテストシナリオ生成 / 20250627 Suguru Ishii
shift_evolve
PRO
1
150
Wasm元年
askua
0
160
生まれ変わった AWS Security Hub (Preview) を紹介 #reInforce_osaka / reInforce New Security Hub
masahirokawahara
0
290
Featured
See All Featured
StorybookのUI Testing Handbookを読んだ
zakiyama
30
5.8k
Optimizing for Happiness
mojombo
379
70k
Navigating Team Friction
lara
187
15k
jQuery: Nuts, Bolts and Bling
dougneiner
63
7.8k
Code Review Best Practice
trishagee
68
18k
Reflections from 52 weeks, 52 projects
jeffersonlam
351
20k
The Web Performance Landscape in 2024 [PerfNow 2024]
tammyeverts
8
680
Bootstrapping a Software Product
garrettdimon
PRO
307
110k
The Invisible Side of Design
smashingmag
300
51k
Rails Girls Zürich Keynote
gr2m
94
14k
How GitHub (no longer) Works
holman
314
140k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
35
2.4k
Transcript
Caring for your baby ecosystem Jacob Kaplan-Moss
[email protected]
None
None
None
None
None
None
None
None
None
None
None
None
None
None
“Why did Django succeed?”
$ pip search django | wc -‐l 3763
“Django isn't a functional unit. You include it and it
just sits there.” — Chris McDonough
Metcalfe’s law: The utility of a network increases by the
square of its participants.
None
1. Create APIs designed for extension.
1. Create APIs designed for extension. 2. Conservatism can be
a virtue.
1. Create APIs designed for extension. 2. Conservatism can be
a virtue. 3. Involve and empower your community.
1. Create APIs designed for extension. 2. Conservatism can be
a virtue. 3. Involve and empower your community.
“As a general rule you'll always be better off building
something external. The path to… built-in requires overwhelming evidence that this is useful to a vast majority of Django users.” — Me
“I'm not sure there's a place for this in core…
[but] it should be possible to use this library as a third party extension… [If there is refactoring that] would make this possible, I'm definitely open to making those changes.” — Russ Keith-Magee
ˑ Prefer adding extensibility over scratching itches.
ˑ “Pave the cow paths.”
1. Create APIs designed for extension. 2. Conservatism can be
a virtue. 3. Involve and empower your community.
“A rule of thumb that has worked well for me
is that if I’m excited to play around with something it probably doesn’t belong in production.” — Maciej Ceglowski (Pinboard)
1. Create APIs designed for extension. 2. Conservatism can be
a virtue. 3. Involve and empower your community.
Consider your “conversion funnel.”
Potential User User Community member Community contributor Core member Leader
Documentation (http://jacobian.org/writing/great-documentation/)
None
Outreach
Transparency
Documentation Outreach Transparancy
1. Create APIs designed for extension. 2. Conservatism can be
a virtue. 3. Involve and empower your community.
ˑ Build ecosystems, not projects
ˑ Build ecosystems, not apps
ˑ Build ecosystems, not products
Thank you!
[email protected]
speakerdeck.com/jacobian