Nipun Theekshana

Writing

Notes from the workbench

Engineering write-ups when a problem deserves a long answer, the decisions behind the things I build, and the occasional note that has nothing to do with code.

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2026

  1. An island made of points

    How the Sri Lanka on the home page is drawn: 15,000 WebGL points, a 6 KB coastline, stylised relief, and a page that stays fast because the 3D loads last.

    engineering4 min

  2. Hello, world — again

    Why I finally built a home on the web, and what I plan to write here.

    notes1 min

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Writing

An island made of pointsengineeringHello, world — againnotes

Projects

Lanka Data LayerSri Lanka’s open geo-data APISalliA private, local-first money companionAgentMeterA desk display for live usage windowsColombo AtlasA little bit of Colombo, in your browserLanka PriceLensEvery food price in Sri Lanka, every dayGeoPopWho lives near this coordinate, in millisecondsViduraLearn from any English YouTube video — in SinhalaMochiLittle characters for little screensGridPulseA live map of every power cut in Sri LankaOpenTreasuryPublic spending anyone can verifyColombo DeliveryA delivery game on Colombo’s real roadsAttendlyA tuition class, run from one doorTerraRunRun a loop, own the land inside itGoyamaAn open knowledge base for Sri Lankan farmingMansariyaBus tracking with no hardware on busesCeylon HubAll of Sri Lanka, on one open mapSpeakEasy AISpoken English practice with a patient tutorVoiceMindVoice memos that transcribe and summarise themselvesMendLogSpeak the repair, skip the formOpenPayCrypto in, Sri Lankan rupees out