All specifications
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Strict Event Validation
This NIP defines a strict, uniform validation pipeline for NIP-01 events, so clients and relays can make the same decision about what is valid, what is safe to...

NUT-01: Mint public key exchange
How a wallet fetches a mint's active public keys, one per amount, and what a keyset is.
mandatory#cashu#ecash#nut
Trusted Translations
This NIP allows anyone to post a translation for any source event by using kind:76.
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Editable Short Notes
This NIP allows .content edits of kind:1 short notes with a history of changes.

Music Tracks
36787: Music Track (addressable)
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TL;DR Summaries
This NIP defines a custom event kind for storing AI-generated summaries of Nostr content.

Shakespeare.wtf URL Registry
This NIP defines a standardized way to catalog and share URLs with the format https://*.shakespeare.wtf across the Nostr network.
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Gaming on Nostr
This NIP defines event kinds and protocols for enabling online gaming experiences on Nostr, including MMO (Massively Multiplayer Online) games, Battle Royale...
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NIP-C0: Code Snippets
Kind 1337, a code snippet carrying its language, its filename, its extension and its runtime.
draftcovers1337Code Snippet#nostr#nip
NIP-88: Polls
Kind 1068, a poll with its options, its type and its deadline, answered on the relays it names.
draftcovers1018Poll Response1068Poll#nostr#nip
NipId & NIP References
This NIP extends NIP-73 "External References" to allow 'all of nostr' to reference, comment, and react on any published NIP spec in a standardized manner...
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External Reference Relationships
This NIP extends NIP-73 "External References" by specifying an optional rel string value for i tags, allowing events to specify a 'relationship' for each...
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Trusted Assertions (Sovereign Version)
Certain Webs of Trust calculations require access to a large volume of events and/or computing power, making it virtually impossible to perform them directly...
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Versioned Event Kinds (number range)
This NIP specifies an additional convention for kind number ranges. This convention for versioned events follows the existing convention for addressable...
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Trusted Assertions
Certain Webs of Trust calculations require access to a large volume of events and/or computing power, making it virtually impossible to perform them directly...
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NIP-40: Expiration Timestamp
The expiration tag, a timestamp after which relays and clients should treat an event as gone.
draft#nostr#nip
NIP-13: Proof of Work
Proof of work over an event id, mined with a nonce tag and measured in leading zero bits.
draft#nostr#nip
NIP-04: Encrypted Direct Message
Kind 4, encrypted direct messages built on a shared secret and aes-256-cbc, superseded by NIP-17.
unrecommendedcovers4Encrypted Direct Messages#nostr#nipKind 30080 - Static Websites
Host a static website on Nostr (HTML, CSS, JS, images)

Reviews
This NIP describes several different types of review which follow a single set of conventions.
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