Generate unique IDs (UUIDs) or placeholder "lorem ipsum" text — as many as you need, instantly, in your browser. Two everyday developer helpers in one place.
3f2504e0-4f89-41d3-9a0c-0305e82c3301 that's unique enough to use as a database key or filename without coordinating with anything else. These are version 4 (random) UUIDs, generated using your browser's secure random number source. Everything happens locally — nothing is uploaded.