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Saltar al contenidoAstronomy view with SunCalc and an illustrative star field.
Full tool — runs in your browser. No sign-up required.
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Astronomy view with SunCalc and an illustrative star field.
Developer utilities should be fast, copy-friendly, and predictable. Paste or drop input, get a reliable result — no CLI install required.
Use this free Night Sky whenever you need a browser-local result without creating an account.
Open the Night Sky page — no registration required.
Paste, upload, or configure your input.
Review the live result and adjust options.
Copy or download the output to your device.
Processing is designed to stay in your browser session unless a mode explicitly notes a network call.
LocalEsta herramienta procesa datos localmente en su navegador. Tentaco no recibe el contenido de su archivo para este modo.
Astronomy view with SunCalc and an illustrative star field. Sí — runs locally in your browser.
Sí — free on Tentaco.
No — el procesamiento se ejecuta localmente en su navegador. Sus archivos y entradas no salen de su dispositivo a menos que la herramienta use explícitamente la red.
Mapa en línea - gratis
GeoJSON, herramientas de coordenadas y distancias.
Sun & Shadow online — free
Compute sun azimuth, altitude and shadow rays with SunCalc.
JSCAD Keychain online — free
Parametric keychain or box — export ASCII STL.
Gaussian Splat online — free
PLY splat stub with link to SuperSplat editor.
Terminal Playground online — free
xterm.js terminal with a tiny fake learning shell.
Point Cloud online — free
Point-cloud metadata stub (Potree not embedded).
Retro PC online — free
v86 emulator shell — bring your own ISO (emulator deferred).
SQL Query (DuckDB) online — free
Run SQL against CSV/Parquet locally with DuckDB WASM.