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Wokwi – Simulate IoT Projects in the Browser

Screenshot of wokwi.com captured 2026-07-20
Page preview · captured 2026-07-20

Resurfaced independently across 5 calendar years, with breakout response in 2 of them.

submissions
10
submitters
8
observed span
2021–2025
peak thread · 20 comments
217 pts
latest 20+ return · 2024-01-13
217 pts

Submission timeline

2007–2026

One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.

First comments on top threads

HN comment order

i use this to teach children electronics, it's amazing, the only thing which is not idea is mobile support if you're building a similar tool for browser-simulation please, pleaaaaaaase: do not require me to have an account to enter to simulate, this reduces friction 100000x i work with children trust me

Really fantastic interview with Uri here at The Amp Hour: https://theamphour.com/599-an-interview-with-uri-shaked-wokw... It's quite a contrast to their previous interview with the creator of LTSpice: https://theamphour.com/196-an-interview-with-mike-engelhardt...

i2pi·124-point thread·

This is fantastic. And it has quite a few components that are supported with link to documentation about I/O. So now I can close my lab at home.

The first top-level comment from each of the four biggest threads, in HN’s own order. Excerpts are shortened; open a comment for full context.

Breakout years
2

100+ points or 50+ comments

Total points
358

reference only — not used in Hall rules or ranking

Total comments
32

reference only — not used in Hall rules or ranking

Every submission

DateTitle as submittedByPointsComments
2021-08-05Wokwi – Online Arduino Simulatorbane32
2021-12-13Wokwi – Online Arduino and ESP32 Simulatorhomarp20
2022-01-10Wokwi – Online Arduino and ESP32 Simulatorkristianp30
2022-01-15Wokwi: Web based Arduino/micropython simulatortraverseda20
2022-03-02Wokwi – Simulate IoT Projects in the Browser_Microft10
2022-08-16Wokwi – Simulate IoT Projects in the BrowserFirst breakoutpykello12410
2023-12-19Simulate IoT Projects in the Browserdavidjade20
2024-01-13Wokwi – Simulate IoT Projects in the BrowserBest thread · Latest 20+ point returngadiyar21720
2025-08-23Wokwi: Most Advanced ESP32 Simulatorpykello30
2025-10-13Wokwi – Simulate IoT Projects in the Browserpykello10