Official line
Crashlytics moving to Google with Fabric.
X (Twitter) · Developer Tools · Product
Crashlytics (Twitter era)
Discontinued
2011–2017 · 6 years in market
Launched
Jan 1, 2011
Discontinued
Jan 1, 2017
Cause of death
Acquired, then shut down
Evidence
Unsourced
What was it?
The crash reporter Twitter owned via Crashlytics/Fabric, then sold. Still alive — just not at X.
Why it died
Editorial reading
A rare case of a killed-at-parent, survived-at-buyer product.
Founder takeaway
Some products are better as someone else’s core. Selling can be the humane sunset.
Sources
Unsourced — editorial reading
No primary source is attached yet. Treat the interpretation as editorial, not a citation.
What replaced it
Google
Firebase Crashlytics
Still the default crash reporter for many apps.
Related graves
Same company, category, or cause of death.
X (Twitter)
RIP
Periscope
2015–2021 · 6 yrs
Livestreaming before it was a button in every app. Acquired, integrated, then starved.
Video/Acquired, then shut down+30
X (Twitter)
RIP
Fabric
2014–2017 · 3 yrs
Twitter’s mobile developer platform (Crashlytics, Answers, Digits). Sold to Google, absorbed into Firebase.
Developer Tools/Acquired, then shut down+20
X (Twitter)
RIP
Digits
2014–2017 · 3 yrs
Phone-number auth for apps, part of Fabric. Sold to Google and retired.
Developer Tools/Acquired, then shut down+17
X (Twitter)
RIP
MoPub
2010–2021 · 11 yrs
A mobile ad exchange Twitter bought, then sold to AppLovin as it retreated from ad infra.
Advertising/Acquired, then shut down+12