Hkdf

Hkdf is used at run time in 2,285 crates (of which 533 optionally). It is a direct run-time dependency in 208 crates. It's used only as a dev dependency in 74 crates (of which 4 directly).

Number of dependers	Hkdf version	Downloads/month
3	0.13.0-pre.4	5.6K
2,061	0.12.4	2.9M
88	0.11.0	170K
146	0.10.0	138K
1	0.9.0	450
56	0.8.0	1.1K
3	0.7.1	0
1	0.4.0	0

Depender (with downloads and own rev deps)			Hkdf version
1.6M	6	sqlx-mysql		^0.12.0
1.6M	7	sqlx-postgres		^0.12.0
3.0M	231	cookie	optional	^0.12.0
2.6M	121	elliptic-curve	optional	^0.12.1
512K		syd		^0.12
140K	9	hpke		^0.12
356K	64	libp2p-identity	optional	^0.12.4
74K	35	pgp		^0.12.4
66K	11	tink-core		^0.12.3
67K	2	tink-prf		^0.12.3
186K	14	secret-service	optional	^0.12.0
43K	3	discv5		^0.12
26K	5	webrtc-dtls		^0.12
19K	3	hpke-rs-rust-crypto		^0.12
50K	2	shadowsocks-crypto	optional	^0.12
15K	5	spake2		^0.12
47K	8	sp-statement-store	optional	^0.12.0
15K	8	age-core		^0.12
14K	16	chia-bls		^0.12.0
13K	2	gnip44		^0.12
10K	2	sn_bls_ckd		^0.12.3
27K	1	dbus-secret-service	optional	^0.12
7.5K	15	ecies		^0.12.4
7.3K	4	iota_stronghold		^0.12
6.8K	17	tor-proto		^0.12.0
6.6K	3	fastcrypto		^0.12.3
4.9K	8	deno_node		^0.12.3
4.8K	6	opaque-ke		^0.12
4.7K	2	sphinx-packet		^0.12.4
4.4K	4	vodozemac		^0.12.4
3.8K	1	sqlx-build-trust-postgres		^0.12.0
10K	27	iota-crypto	optional	^0.12
9.8K	2	ece	optional	^0.12
3.0K		rbw		^0.12.4
2.9K		bls_on_arkworks		^0.12.3
2.8K		tmkms		^0.12
2.7K	7	bitwarden-crypto		>=0.12.3, <0.13
7.2K	2	oo7	optional	^0.12
2.1K	6	zkryptium		^0.12.3
1.9K	4	blsful		^0.12
1.5K	5	matrix-sdk-crypto		^0.12.3
1.5K	3	did-key		^0.11
1.3K	1	matrix-sdk-indexeddb		^0.12.4
1.2K	4	bc-crypto		^0.12.3
3.8K	19	ssi-crypto	optional	^0.8
1.0K		lakers-crypto-rustcrypto		^0.12.3
3.6K	9	bls-signatures	optional	^0.11.0
1.0K	2	rust-bls-bn254		^0.12.4
800	4	sn_networking		^0.12
700		suricata		~0.12.3
700	2	biscotti		^0.12
700		pake-kem		^0.13.0-pre.4
650	12	ockam_vault		^0.12
650	4	signature_bls		^0.11
650	16	dock_crypto_utils		^0.12.3
650	1	walletconnect-client		^0.12
650		clavis		^0.12
650	3	embedded-tls		^0.12.3
600	2	mla		^0
600	1	rust-ipfs		^0.12.4
550	3	bbs		^0.8
550	1	torrosion		^0.12
500	1	w5500-tls		^0.12
480	10	zino-core		^0.12.4
450	2	rust_keylock		^0.12
1.8K	1	ecies-ed25519	optional	^0.10.0
1.8K	3	ohttp	optional	^0.11
410	2	ic_cose_types		^0.12
1.6K	2	sqlx-core-oldapi	optional	^0.12.0
380	1	bitcoin-hpke		^0.12
380		secret-service-server-rs		^0.12.4
340	3	magic-wormhole		^0.12.2
1.3K	5	askar-crypto	optional	^0.12
280	1	nostro2		^0.12.4
280	2	odoh-rs		^0.12
250	1	x3dh-ke		^0.11.0
240	1	tendermint-p2p		^0.12.3
240	3	openmls_rust_crypto		^0.12
210		secretrs		^0.12.4
210		ironfish		^0.12.4
1.0K		seshat	optional	^0.11.0
170	2	wasi-crypto		^0.12.3
160	2	strong-box		^0.12
150		ssh-vault		^0.12.4
140	2	portal-lib		^0.9.0
140	1	liboscore-cryptobackend		^0.12
130	2	sentc-crypto-std-keys		^0.12.3
130	1	entropy-tss		^0.12.4
120		mls-rs-crypto-rustcrypto		^0.12
120		wedpr_ecies		^0.11.0
120	1	ffsend-api		^0.11
110		wasefire-stub		^0.12.4
110		kyber-rs		^0.12.3
100		generic-ecies		^0.12
100		stedy		^0.12.4
100		tide-csrf		^0.11.0
	9	paired		^0.10.0
	2	rtc-dtls		^0.12.4
		tmuntaner-keyring		^0.12
	9	chik-bls		^0.12.0
	1	cyfs-ecies		^0.8.0
		signature_ps		^0.11
		signal-backup-decode		^0.10
		vru-noise		^0.12.3
		ss-rs		^0.12.3
	2	navajo		^0.12
		voynich		^0.12.3
		illusion		^0.12.3
		ncryptf-rs		^0.12.3
		web-push-native		^0.12.4
		QuantCrypt		^0.12.4
	2	sphinxcrypto		^0.8.0
	1	sqlx-etorreborre-postgres		^0.12.0
	2	umbral-pre		^0.12
		nucypher-core		^0.12.3
	1	sym-crypto		^0.10.0
	1	pass-fxa-lib		^0.11.0
		fs-encrypt		0.12.*
		umbral-rs		^0.9.0
	3	cryptimitives		^0.12
		field-encryption		^0.12.3
		handshake		^0.12
	6	dg_xch_core		^0.12.4
		ratchet		^0.8
	69	aptos-crypto		^0.10.0
	1	distant-net		^0.12.3
	2	hpke_pq		^0.12
	1	ntge-core		^0.8.0
	1	diem-framework-crypto		^0.10.0
	1	blastkids		^0.12.3
	1	mega		^0.12.4
		shakejo		^0.12
		wamu-core		^0.12.3
		mlar		^0
		msecret		^0.12
		liboxyd		^0.12.3
		aloha		^0.12
		autograph_protocol		^0.12.4
		plabble-codec		>=0.12
		bls_sigs_ref		^0.8.0
	3	deadbolt-crypto		^0.12.3
	4	diem-crypto		^0.10.0
	3	edm-core		^0.12.4
	2	cosmian_crypto_base		^0.12
		rpi-derive-key		^0.12
		bls_sigs_ref-rs		^0.8.0
	3	dg_xch_keys		^0.12.4
	1	rwarden_crypto		^0.11.0
		bitwarden-pin		^0.12.3
		m365		^0.12.0
		modified_bbs_for_PoC		^0.8
	6	threshold-bls		^0.8
		cryptid-rs		^0.12.4
		libes		^0.12
		mim		0.12.*
		welds-sqlx-mssql		^0.12.0
		cpace		^0.8
		hsm2descriptors		^0.10.0
		aptos-crypto-link		^0.10.0
		bls_ckd		^0.12.3
		libjayjeer		^0.12.3
		sear		^0.4
	2	wildland-crypto		^0.12
		aries-bbssignatures		^0.8
		chinilla-bls		=0.11.0
	1	ecies_25519		^0
		oxyd		^0.12.3
	1	quik-crypto		^0.12.4
		bwtui		^0.8.0
		cryptoballot		^0.8.0
		dapol		^0.12.3
		double-ratchet-signal		^0.7
	1	ece-native		^0.12.4
		edhoc		^0.8.0
	2	kestrel-crypto		^0.12.4
		async-psec		^0.11
		contact-tracing		^0.8.0
		devolutions-crypto-wayk		^0.10
		double-ratchet-2		^0.11.0
		kemeleon		^0.12.4
	1	oblivion		^0.12
	1	ockam_signature_bls		^0.10
		qls-proto-utils		^0.12.4
		baru		^0.11
		bls12_381_ietf		^0.8.0
		deterministic-pgp-keys		^0.11.0
		double-ratchet-rs		^0.12
		drogue-tls		^0.10.0
		kinode		^0.12.3
		light-double-ratchet		^0.12.4
		obfs4		^0.12.3
		reticulum		^0.12
	1	volt-ws-protocol		^0.12.4
490		ursa	optional	^0.11.0
380		bitcoin-ohttp	optional	^0.11
110	15	product-os-security	optional	^0.12.3
	15	moonramp-core	optional	^0.12.3
		coffio	optional	^0.12.4
	1	cookie-hashed-domain	optional	^0.11.0
		hmac-serialiser	optional	^0.12.4
		nym-crypto	optional	^0.12.3
		pasta-tokens	optional	^0.12.3
		rmls	optional	^0.12.3
		rs-matter	optional	^0.12
		sqlx-core-guts	optional	^0.12.0
	2	sqlx-core_wasi	optional	^0.12.0
		whistle	optional	^0.12.3
110	1	hyphae-handshake	dev	^0.12.4
100		wolf-crypto	dev	^0.12.4
	1	double-ratchet	dev	^0.7
		cargo-index-transit	dev	^0.12.3
		dhkem	dev	^0.12.4