Cast
We keep the original and hand you an id. Same link twice returns the same shadow.
Zill
ظل
shadow
A long URL.
A short shadow.
Zill is ظل — the outline, not the thing. Paste a link. No account. The original stays behind it.
Pass it on
Share this host plus /expand/ and that id. That’s the whole short URL.
Step through
Anyone who opens it is sent to the real address. The shadow never was the destination.