ReE0r
ReE0r is a cross-platform open standard and software toolkit that enables reversible data encoding and decoding with built-in provenance and tamper-evidence features. It is used to preserve the ability to revert data transformations while maintaining verifiable history, suitable for digital archives, scientific datasets, and media workflows.
The name ReE0r is stylized with a zero and capital E letters, sometimes explained as a portmanteau
Technical overview: ReE0r defines a block-encoded data model with optional streaming support, multiple codecs, and metadata
History and governance: Initial release in 2022 introduced core encoding and decoding primitives; version 1.0 followed
Reception and uses: ReE0r has been adopted by some digital libraries, museums, and research institutions seeking