Cédric RittiéIndex
Plate 02026
“Three Works in Progress”Cédric Rittié2026

I lead product at Sewan, build Teserra, and write L’AI.ssentiel every Friday.

Twenty years in product and marketing. Three things on the bench.

Plate I2026
“Teserra; or, a Visual Library That Lives on Your Mac”Cédric Rittié2026

Images, screenshots, fonts, video and web clips, kept in folders you own and found by describing what you remember. I design it, build it and ship it on my own.

Version
1.3.9
Runs on
macOS, Apple Silicon
Price
$29, once
teserra.app
Plate II2026
“L’AI.ssentiel; or, What Moved in AI This Week, and What to Do with It on Monday”Cédric Rittié2026

A weekly letter, in French, for people who use AI at work without it being their job. It lives on L’étape d’après, with notes and Claude skills you can install.

Latest
No. 24
Out
Fridays
Readers
144
letape-dapres.fr
Plate IIIPresent
“Sewan; or, Telecom and Cloud for European Businesses, Delivered Through Partners”Cédric Rittié, Chief Product OfficerPresent

A European telecom and cloud operator. We build the infrastructure for the partners who equip SMEs and mid-market companies.

sewan.fr

Index of plates

  1. I. Teserrateserra.app
  2. II. L’AI.ssentielletape-dapres.fr
  3. III. Sewansewan.fr

Also

  1. Product & AI coaching1:1, advisory, training

Correspondence

  1. Emailhello@cedricrittie.com
  2. X@Cedric_r
  3. LinkedInin/cedricrittie

Set in IBM Plex. Plates drawn in SVG, after the scientific diagrams of 1718 to 1937. © 2026 Cédric Rittié.