What people recommend, in their own words, with the receipt.
Online marketplace for stays and experiences
7 things
React Testing LibrarySoftware
In 2020, Airbnb adopted React Testing Library (RTL) for all new React component test development, marking our first steps away from Enzyme.
Airbnb moving React component tests to React Testing Library
medium.com ↗·2025-03-13Wrong?
JavaSoftware
In 2024, the sitar-agent underwent a full rewrite from Ruby to Java, Airbnb’s mainstream JVM language, giving the team an opportunity to modernize the architecture alongside the language migration.
Airbnb's sitar-agent rewrite from Ruby to Java (undated page)
SQLiteSoftware
SQLite’s first-class multi-language library support, native WAL-based concurrent access model, and simpler operational footprint made it the better overall fit for a team supporting multiple language runtimes.
Why Airbnb's sitar-agent replaced its Sparkey datastore with SQLite (undated page)
EnzymeSoftware
Although Enzyme had served us well since 2015, it was designed for earlier versions of React, and the framework’s deep access to component internals no longer aligned with modern React testing practices.
Why Airbnb migrated its tests off Enzyme
medium.com ↗·2025-03-13Wrong?
RocksDBSoftware
While RocksDB delivers better raw performance, sitar-agent’s workload operates comfortably within SQLite’s envelope.
Airbnb's sitar-agent team on evaluating RocksDB against SQLite (undated page)
RubySoftware
In 2024, the sitar-agent underwent a full rewrite from Ruby to Java, Airbnb’s mainstream JVM language, giving the team an opportunity to modernize the architecture alongside the language migration.
Airbnb's sitar-agent rewrite from Ruby to Java (undated page)
SparkeySoftware
Sparkey is purpose-built for write-once, read-many workloads with no support for multi-thread read-write coordination.
Why Airbnb's sitar-agent moved off its Sparkey-backed datastore (undated page)
Every entry is a verbatim quote and a link to the public post it came from. Nothing is paraphrased. If it is not on record somewhere public, it is not here.
The verdict is what they actually said: loved and liked are explicit; recommended means they told others to get it; uses means they only say they use it; read is a book on their public shelf with no verdict; mixed and disliked are kept too.
A dashed affiliate link, sponsored or their own label means the post disclosed a relationship. It is shown, never hidden.
The small bar beside a date shows how dated a recommendation is for its kind of thing.
The bar shows how dated a recommendation is, for its kind of thing. Full and green is recent. It drains, and turns amber and then grey, as the post gets older.
What counts as old depends on the thing. A laptop praised four years ago has been replaced twice; a book loved twenty years ago is probably still loved. The bar is empty after about:
A striped bar means the post carries no date and the date shown is an estimate. No date at all, no bar.