True redaction removes the text and images from the file — not a black box on top. Plus real in-place text editing, fill + sign, reorder pages, and OCR.
LaunchEdit text in place, sign, redact, fill forms, and reorganize PDF files in your browser — all on your device. No upload, no subscription.
Drop two versions of a contract or drawing set. Moved notes read as moves, changed values light up digit by digit, and hidden text is named.
LaunchSide-by-side or overlay PDF diff driven by one engine that reads each file into a structured model — text, vector geometry, images, form fields, annotations — and compares the models. Moves show as moves, edits show only where they happened, and any PDF type works without picking a mode.
Drop a Gerber ZIP, an ODB++ .tgz or an IPC-2581 .xml and inspect every layer — compare revisions, snap-to-pad measure, run DRC and preview the board in 3D.
LaunchOpen Gerber, Excellon, ODB++ and IPC-2581 PCB files. Inspect layers, measure traces, run DRC, export to PNG / SVG / DXF.
Open a .step / .stp part and it measures itself: volume, thinnest wall, draft and undercuts on load, and a hole list with a BOM in one click. Measure, section, export STL.
LaunchOpen a STEP / STP part and it measures itself — volume, thinnest wall, draft and undercut checks on load, plus hole detection with a BOM. Measure, section, export STL. Rust + WASM B-rep kernel, runs in your browser.
Compress, merge, split, convert, and manipulate PDF files.
Resize, compress, convert, and transform images.
Convert, compress, and cut audio and video — MP3, WAV, MP4, WebM, Opus — all in your browser, nothing uploads.
Simulate a canning process down to its F0 sterilizing value.
Encrypt files, share encrypted notes as links, and read passport IDs and Windows event logs.
Analyze packet captures, move files between devices, and console into network gear — nothing uploads.
Scan receipts into an expense ledger — your receipts and spending stay on your device.
View, measure, and repair CAD and 3D files — STEP, STL, OBJ, PLY, GLB, 3MF, DXF, and Gerber — right in your browser. Nothing uploads.
Cheese from Indonesia, North Sumatra
Buffalo milk is boiled and curdled with the juice of pineapple or of papaya leaves, whose enzymes set a soft, greenish-white curd that is lifted from the whey. It is a boundary entry, because the juice and heat set the curd, while studies also describe protein-degrading microbes and lactic acid bacteria in the product. In a lab version, 300 ml of buffalo milk with 12 ml of pineapple juice was held 50 minutes at 60 °C.
| Buffalo milk | [arrazy2024][pardosi2024] |
| Pineapple juice12 ml per 300 ml of milk (4%) in a lab version | Or papaya-leaf juice, 6 ml per 300 ml (2%) in the same study[pardosi2024][arrazy2024] |
| Starter | none added; plant enzymes (bromelain in pineapple, papain in papaya leaf) set the curd, and the sources describe lactic acid bacteria in the product |
Total time across the recorded steps: 50 min
What changes: Buffalo milk is heated in a pot
In the tradition the milk is brought to the boil.
Microbes at work in this step
Not documented for this step.
Measured measured in a studySet fixed by a specification or tested recipeReported one source reports itTypical a general value, not sourced for this fermentUnconfirmed not yet checked against a source
Buffalo milk is boiled and curdled with the juice of pineapple or of papaya leaves, whose enzymes set a soft, greenish-white curd that is lifted from the whey. It is a boundary entry, because the juice and heat set the curd, while studies also describe protein-degrading microbes and lactic acid bacteria in the product. In a lab version, 300 ml of buffalo milk with 12 ml of pineapple juice was held 50 minutes at 60 °C. Made in 4 steps over 50 min. The longest step, hold warm until the curd sets, takes 50 min (Pardosi U. 2024) and runs at 60 °C (Pardosi U. 2024). Lactic acid bacteria, among them Pediococcus acidilactici and Active Lactobacillus and protein-degrading microbes, which a 2024 study says are present and active during fermentation of the product do most of the fermenting.
| Main step | 50 minReported[pardosi2024] | Hold warm until the curd sets |
|---|---|---|
| Temperature | 60 °CReported[pardosi2024] | Hold warm until the curd sets |
A Batak buffalo-milk curd set by boiling the milk and adding pineapple or papaya-leaf juice. Studies also report lactic acid bacteria in it.
In the tradition the milk is brought to the boil before the juice goes in.
Every number is labelled with how it is known. How this atlas is made
Arrazy and colleagues write that buffalo farming is deeply ingrained in Batak Toba culture and that the animals serve symbolic purposes and plough rice fields. They say dali ni horbo is traded in Tapanuli markets and often served at special events and celebrations.
