JLandauer.
openWafer's cloud chip-design IDE.
Named for Rolf Landauer, who set the lower bound on the energy cost of computation.
Pick a PDK, write your design, simulate and synthesize, place & route — all from a browser tab. Download GDS and reports when you're ready, or route straight to a foundry for tapeout.
Free to use. Sign in with a passkey or a magic link — your work is yours, on every device.
Your work, on every device.
Open the composer and start building. Sign in — one tap with a passkey, or a link to your inbox — and every design is saved to your account and follows you to any browser.
Saved & synced
Every design lives in your account with version history — pick up on your laptop where you left off on your desktop. Nothing lost when you close the tab.
sky130 to AIM Photonics
Design against the open PDKs — sky130, gf180mcu, IHP SG13G2 — and unlock consortium-gated processes like AIM Photonics once you're signed in.
One click to tapeout
Download GDS and reports any time, or send a design straight to foundry.openwafer.ai for tapeout when it's ready.