ABOUT / This archive

We used it. Something stayed.

A product’s value lies in more than how long it ran. It also lies in what it made possible. We preserve its history and the experiences of the people who used it.

The homepage quotation comes from Cixin Liu’s The Dark Forest, translated by Joel Martinsen. Its reflection on civilization and time inspires this archive.

01

Preserve the complete product

We include complete, named AI products or services after they close or announce a specific closure date. Scheduled closures stay clearly marked until the end is verified. Acquisitions, retired features and regional exits alone are not enough.

02

Keep the evidence visible

Every published record is researched, sourced, translated and reviewed. Launch, announcement and shutdown dates remain separate, and unknown precision stays explicit.

03

Separate facts from memories

Product facts stay grounded in listed sources. Memories are personal accounts from people who used the product. Accounts and private marks remain separate from the catalog.

PLACE / Context, not an office

The map shows what sources can support.

City coordinates are approximate and cannot be used to locate a company office. Products without location evidence still appear in the Civilization Index and Memorial Grove. Grove positions are an artistic browsing arrangement.

Found something wrong?

Report a date, source, account or page problem by email.

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Remember another product?

Send us its name and a relevant link on GitHub. We will research and prepare the complete record here.

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