Open standards establish protocols and building blocks that can help make digital public goods more functional and interoperable. This not only streamlines product development, it removes vendor-imposed boundaries to read or write data files by improving data exchange. Below are some of the common open standards by category:
- ISO/IEC 27001 (Information Security Management)
- ISO/IEC 27018:2019 (Information technology — Security techniques — Code of practice for protection of personally identifiable information (PII) in public clouds acting as PII processors)
- PKI
- HTTPS
- SSL
- SSH
- GPG
- RS256
- HS256
- AES
- ES256
- OAuth 2
- OIDC (OpenID Connect)
- JWT (JSON Web Tokens)
- SAML (Security Assertion Markup Language)
- XACML 3.0 (eXtensible Access Control Markup Language)
- UTF-8
- ISO-8859-1
- ASCII
- HTML
- CSS
- ECMAScript (ES 5/6/7)
- Latex
- IEEE829
- ISO/IEC/IEEE29119
- H5P
- ePub
- WebM
- SVG (Scalable Vector Graphics)
- PNG (Portable Network Graphics)
- JPEG (Joint Photographic Experts Group)
- Ogg MP3 (Moving Picture Experts Group: Audio Layer III)
- FLAC (Free Lossless Audio Codec)
- H.264 (H.264/MPEG-4 AVC)
- AAC (Advanced Audio Coding)
- MP4 (MPEG-4 Part 14)
- FHIR (Fast Healthcare Interoperability Resources) - Healthcare
- openEHR - Healthcare
- OCDS (Open Contracting Data Standard) - Open government
- Open Fiscal Data Package - Open government
- International Aid Transparency Initiative (IATI) Standard - Aid
- GTFS (General Transit Feed Specification) - Mobility