DcompLab
A browser-based IDE for writing and compiling Python, C, and Java code that works offline, letting students and developers program anywhere without installing a local toolchain. Comparable to online editors like Replit, but designed to keep functioning without an internet connection.

DcompLab, as it opens in a browser tab.
Not sure how to add DcompLab to your home screen? Step-by-step for Chrome, Safari, Firefox and Edge — it takes about ten seconds, and there is no app store involved.
Own DcompLab? Have us re-run this measurement — we open it in a real browser, cut the network, and send you what survived.
How to install DcompLab as a PWA
Screenshots
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