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The complete living index of companies, products, open-source tools, past work and experiments by Talvinder Singh.

Author

B. Talvinder

The living index · 2007—2026

Work

Everything I have built, worked on or tried since 2007.

#NameRelationshipDomainStatus

01ZopdevCompanyCloudCurrent↗ 02ZopDayProduct · ZopdevCloudLive↗ 03ZopNightProduct · ZopdevCloudLive↗ 04OstronautCurrent workAIBuilding↗ 05Pragmatic LeadersCompany · YC W21LearningComing soon↗

06PomeloProduct · Private betaiPhone recorderBuilding—

07ElsewhereOpen sourceAI infrastructurePublic alpha↗ 08Diagrams for AgentsProduct · Open sourceAgent toolsLive↗ 09SourceFoundryProduct · Open sourceEvidence infrastructureLive↗ 10P.I.G.E.O.N.ProductInternet discoveryLive↗ 11PlateLickerProductFood discoveryLive↗ 12HukamProductDaily practiceEarly release↗ 13Side BProductMusicShaping↗ 14TushkyCompany · 500 StartupsMarketplace2011—2015↗ 15Digital PACECompanyEducationPast↗ 16OYOProduct chapter · Not ownedTravelPast↗ 17SurgebarUtilitymacOS · AICurrent↗ 18Context EngineOpen source researchAIPublished↗ 19CarrotDeveloper toolProduct · AIExperiment↗ 20Experiment archiveIndependent workCode · prototypesBrowse↗

ProductProducts I build and operate

ExperimentIdeas I chose to test

ForkOpen-source work I adapted

PastEarlier companies and roles

© 2026 B. Talvinder

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B. Talvinder is a serial founder (ex-OYO, YC, 500 Startups) who has built four companies across four different technology eras in eighteen years. He writes about AI, infrastructure, and the India tech ecosystem at talvinder.com.

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