This NIP is not yet in main. Here is an overview of PRs referencing this NIP.
For improved SEO of web clients, add canonical tag to NIPs 23 and 52. OPEN @shawndearmond
merge nips 12, 16, 20 and 33 into nip 01 MERGED @fiatjaf
nip23: add some formatting guidelines to maximize compatibility MERGED @jb55
NIP-23: drafts MERGED @verbiricha
Implement Markdownlint GitHub action OPEN @mariano-perez-rodriguez
Markdown improvements, embelishments, and standardizations CLOSED @mariano-perez-rodriguez
NIP-23: Fix a typo in link to NIP-33 MERGED @darashi
Update all NIPs to include 'depends' and 'mentions' tags OPEN @blakejakopovic
NIP-23: long-form content MERGED @fiatjaf
NIP-23 Revisions (relay list) CLOSED @dskvr
add nip 23: relays list. CLOSED @fiatjaf
NIP-23: Supported Feature Signaling CLOSED @Giszmo