ctor

ctor is used at run time in 1,100 crates (of which 246 optionally). It is a direct run-time dependency in 188 crates. It's used at build time in 36 crates (of which 34 optionally, ). It's used only as a dev dependency in 619 crates (of which 219 directly).

Number of dependers	ctor version	Downloads/month
142	0.4.2	304K
8	0.3.6	264K
665	0.2.9	1.2M
1	0.2.5	54K
939	0.1.26	564K

Depender (with downloads and own rev deps)			ctor version
586K	64	napi		^0.2
313K	16	tauri-utils		^0.2
158K	7	ijson	optional	^0.2.4
49K	13	allocative		^0.1.26
26K	19	minstant		^0.1.20
18K		rgwml		^0.2.8
18K	1	tree-sitter-cli		^0.2.9
8.9K	41	vise		^0.2.8
19K	39	specta	optional	^0.1.26
6.0K	5	napi-ohos		^0.2
17K	52	soroban-sdk	optional	^0.2.9
3.5K	11	sequoia-ipc		^0.2
2.2K		shmy		^0.2.8
2.1K		smart-locker		^0.1
2.0K	5	stageleft		^0.4.1
1.8K		poggers		^0.2.6
1.7K		rsnip		^0.2.9
1.7K		starberry		^0.4.0
5.4K	8	dylint_internal	optional	^0.2
5.3K	7	breezyshim	optional	>=0.1
1.5K		uutests		^0.4.1
1.3K		uniswap-utils		^0.4.1
1.3K	10	eigen-logging		^0.2.8
1.3K		extendr-engine		^0.2.4
1.0K		fluent-test		^0.2.7
3.7K	2	nanoservices-utils	optional	^0.2.9
1.0K		ydb-unofficial		^0.2.0
950	3	fetch-data		^0.2.8
850	4	emacs		^0.1.12
700	3	cargo-packager-utils		^0.2
650	2	starberry_macro		^0.4.0
650		vpi_export		^0.2.9
650		config-manager		^0.1.23
650		rusty_vault		^0.2.8
600	2	async-local		^0.4.1
600	1	flail		^0.2.0
550		riji		^0.2
500		luo9_sdk		^0.4.1
430	16	test-r		^0.2
410		picotest		^0.4.1
380	1	eusb		^0.2
350		jdx-csv-lint		^0.2.8
350		stringleton		^0.4.1
350		stringleton-dylib		^0.4.1
320		hpt		^0.4.1
310	4	datatest		^0.2.5
300		ads-proxy		^0.2.2
280		libsodium-rs		^0.4
1.2K	10	libafl_bolts	optional	^0.4.0
220		sodg		^0.1.26
220	1	cffi-impl		^0.1.16
210	2	msquic		^0.4
190		qqx		^0.1.20
180		ixa		^0.2.8
170	10	matrix-sdk-test		^0.2.9
170		frame-analyzer		^0.2.8
170	5	minimo		^0.2.8
170		frame-analyzer-pro-max		^0.2.6
160	1	apache-avro-test-helper		^0.4.1
160		reactive-messaging		^0.2
160	1	reactive-mutiny		^0.2
150	1	zero_vault_core		^0.2
130	1	hpt-allocator		^0.4.1
120		symcc_runtime		^0.4.0
110		xxpg		^0.2.3
110		crlibm		^0.1.21
100		rspack-allocative		^0.1.26
	2	vineyard		^0.2
		cargo-packager-updater		^0.2
	1	iceyee_datetime		^0.2
		napi-h		^0.2
	1	orangutan_macro		^0.2.8
		tmp-postgrust		^0.2
		init-hook		^0.4.1
	1	nj-core		^0.2.4
	1	rdxl_static		^0.1
	11	pi_time		^0.2
		feature-factory		^0.4.0
	2	autortr_rocket_codegen		^0.2
	1	spore-vm		^0.2
		udbg		^0.2
	1	sensitive		^0.4
	2	const-tweaker		^0.1.13
		tmfalloc		^0.2
	2	nwn-rs-types		^0.1.22
	1	apr		^0.2
		graphina		^0.4.1
		unblock		^0.1
	2	lvgl		^0.2.0
	2	narui_core		^0.1.21
		clip_qdrant		^0.2.4
		frame-analyzer-pro		^0.2.8
		kernaux		^0.1.22
	1	rdxl_static_macros		^0.1
		label		^0.1.15
		subversion		^0.2.8
	1	inter_mem		^0.1.26
	12	exonum-merkledb		^0.1.13
		libsvm		^0.1
550	1	feldera-ijson	optional	^0.2.4
		reo		^0.1.23
		prust		^0.1.26
		simbiota-tlsh		^0.3
		wlinflate		^0.1.21
	3	capsicum		^0.2.9
		comet-rs		^0.1.22
		dmsdk		^0.1.23
		gs11n		^0.1.3
	2	knife-util		^0.1.23
		mdbx		^0.1.21
		notoriety-cli		^0.2.5
		safe-mac-cli		^0.1.26
		abstract-interface-testing		^0.2.0
	1	omniverse		^0.2
	2	esl01-dev-logger		^0.1
		peckish		^0.2.4
		rest		^0.2.7
	1	beastlink		^0.1
		gs11n_derive		^0.1.3
		rsenv		^0.2.9
		companion-service		^0.1.20
		rig-onchain-kit		^0.2.0
		rustpatcher		^0.3.0
		natom		^0.2.2
		zflags		~0.1.21
		eoc		^0.1.21
		immutable_env		^0.2
		isaac_sim		^0.2
		chainblocks		^0.1.2
		comn		~0.1.21
		polyhorn-test		^0.1.16
	1	rustpynet_macros		^0.1
		cmsis-cffi		^0.2
		electron-hook		^0.2.9
		phie		^0.1.23
		rtx-cli-test		^0.1.26
		risc0-zkvm-host		^0.1
	1	rustpatcher-macros		^0.3.0
		sot		^0.1.23
		vq		^0.4.0
		zawk		^0.2
		nftmart-telemetry		^0.1.20
		node_tree		^0.2.9
	1	ohos-nj-core		^0.2.4
		tonysd-config-manager		^0.1.23
		aes_externalobj		^0.2
		nwn-rs-runtime		^0.1.21
	1	lambda-lw-http-router-core		^0.2.5
	1	libtest-mimic-collect		^0.2.9
		proxy-dll		^0.1.26
		spart		^0.4.0
	1	assert_tokens_eq		^0.1.9
		dvm		^0.2.5
		intercept		^0.1
		template-rust-project		^0.2.9
		fayalite		^0.2.8
		lambda-lw-http-router		^0.2
		lets-see-if-this-builds-on-docs-rs		^0.1.23
		macro-stateful		^0.2.9
		oc-hook-macros		^0.2.9
		pwn		^0.1.21
		always-abort		^0.2.8
		copepod		^0.2.9
		cronitor		^0.2.8
	1	cronitor_macro		^0.2.8
	2	cronitor_runtime		^0.2.8
		elevate-code		^0.2.5
		frame-analyzer-test		^0.2.8
	1	mschema		^0.2
		napi-calm-down		^0.2
		resctrl		^0.2.5
		rpkt-time		^0.1.25
	2	sapling-dev-logger		^0.1
		shdp		^0.2.8
220	1	global-static	optional	^0.2.6
	1	gmod	optional	^0
	3	common_uu	optional	^0.2
	3	dilib	optional	^0.1.22
		errore	optional	^0.2.8
	1	frclib-core	optional	^0.2.8
		opengm_crypto	optional	^0.4
		yices2	optional	^0.2.4
442K	140	datafusion	dev	^0.2.9
441K	47	datafusion-expr	dev	^0.2.9
441K	4	datafusion-optimizer	dev	^0.2.9
438K	11	datafusion-sql	dev	^0.2.9
281K	10	google-cloud-storage	dev	^0.1.26
273K	191	static_init	dev	^0.1
174K	209	notify-rust	dev	^0.2
110K	7	google-cloud-pubsub	dev	^0.1.26
82K	2	tauri-plugin-notification	dev	^0.2
60K	9	deltalake-core	dev	^0
42K	21	jack	dev	^0.2
42K	4	test-fuzz	dev	^0.4
20K	7	buddy_system_allocator	dev	^0.2.6
19K	6	exacl	dev	^0.2.6
14K	6	gcloud-auth	dev	^0.1
13K	6	iota_stronghold	dev	^0.1.21
12K	7	demand	dev	^0.4
12K	1	raft-engine	dev	^0.2
11K	3	usage-lib	dev	^0.4
10K	8	minidump	dev	^0.2
8.5K	2	posthog-rs	dev	^0.1.26
7.0K	2	google-cloud-spanner	dev	^0.1
6.5K	1	google-cloud-bigquery	dev	^0.1.26
5.6K	2	yaque	dev	^0.1.26
5.5K	3	nix-nar	dev	^0.2.0
5.1K		gcloud-storage	dev	^0.1.26
4.8K	4	prop-check-rs	dev	^0.4.0
4.2K	3	rewriter	dev	^0.2
4.1K	4	fmmap	dev	^0.3
3.8K	4	oni-comb-parser-rs	dev	^0.4.0
3.7K	2	oni-comb-uri-rs	dev	^0.4.0
3.3K		usage-cli	dev	^0.4
3.3K		mise	dev	^0.4
3.0K	3	datafusion-cli	dev	^0.2.9
2.8K		cargo-afl	dev	^0.4
2.8K	5	iceberg	dev	^0.2.8
2.5K	4	eventstore	dev	^0.2
2.2K		cargo-dylint	dev	^0.2
2.2K		oni-comb-crond-rs	dev	^0.4.0
2.1K		elytra-ping	dev	^0.2.4
2.1K		querent-synapse	dev	^0.2.2
1.8K	1	mountpoint-s3-client	dev	^0.2.9
1.8K	3	sqlite-hashes	dev	^0.4
1.7K		google-cloud-artifact-registry	dev	^0.1
1.7K	3	glean-core	dev	^0.2.2
1.7K	9	retour	dev	^0.2.2
1.7K	1	iceberg-catalog-rest	dev	^0.2.8
1.6K	3	redis-swapplex	dev	^0.2
1.5K	1	mountpoint-s3-crt	dev	^0.2.9
1.4K		rustyrepl	dev	^0.1
1.2K	3	google-cloud-kms	dev	^0.1
1.1K		gcloud-pubsub	dev	^0.1.26
1.1K		gcloud-artifact-registry	dev	^0.1
950	1	sqlite-compressions	dev	^0.4
900	1	loro-internal	dev	^0.1.23
850	4	akd	dev	^0.2
800		loro	dev	^0.2
750	2	gcloud-spanner	dev	^0.1
750	1	renderling	dev	^0.2.2
750	3	env-url	dev	^0.2.8
750		gcloud-bigquery	dev	^0.1.26
750		cargo-unmaintained	dev	^0.4
750		ebiotic	dev	^0.1
700	1	strandify	dev	^0.2.8
650		renderling_ui	dev	^0.2.2
650		aquadoggo	dev	^0.1.23
650	4	generic-btree	dev	^0.1.26
600	3	keen-retry	dev	^0.2
600		netbox2netshot	dev	^0.1.20
600		packetry	dev	^0.2.8
600		rmk	dev	^0.4.1
550	2	loro-kv-store	dev	^0.2
550	6	cw-orch-daemon	dev	^0.2.8
550	2	loro-delta	dev	^0.2
550		mem-isolate	dev	^0.4.1
500		hannibal	dev	^0.2.6
500		executorch	dev	^0.4
500	2	pai	dev	^0.2.6
500	3	ballista	dev	^0.4
490		legend-saga	dev	^0.4.1
470	2	hydroflow_plus	dev	^0.2.8
470	1	gokz_rs	dev	^0.2.4
460	2	async-curl	dev	^0.4
440	2	loro-rle	dev	^0.1.23
410		mountpoint-s3-fs	dev	^0.2.9
390		yaml-schema	dev	^0.3.6
380	1	hydro_lang	dev	^0.2
380		big-o-test	dev	^0.2
370	2	mbtiles	dev	^0.4.1
370		fshasher	dev	^0.2
360		postchain-client	dev	^0.2.9
340		gcloud-kms	dev	^0.1
330		c4-e5-chess	dev	^0.2
330	1	cast_checks	dev	^0.4
330	3	scallop	dev	^0.4.2
320	3	pkgcraft	dev	^0.4.2
300		martin	dev	^0.4.1
290	3	radicle-ci-broker	dev	^0.2.8
260		merka-vault	dev	^0.4.1
250		loveletter	dev	^0.4.1
230		kurrentdb	dev	^0.2
230		containerd-shim-wasm	dev	^0.4.1
230		querent-rs	dev	^0.2.2
210	1	blosc2-rs	dev	^0.2.0
190	3	eyra	dev	^0.4.0
180		crossmist	dev	^0.2.8
180		martin-mbtiles	dev	^0.2
170	1	webdriverbidi	dev	^0.4.1
170		hushcrumbs	dev	^0.2.8
170		cargo-line-test	dev	^0.2
160		ripgrep_all	dev	^0.2.0
150		iceberg-catalog-glue	dev	^0.2.8
150		fbtoggl	dev	^0.4
140		bugbite-cli	dev	^0.3.6
140		scopegraphs-lib	dev	^0.2.5
140		llm-sdk	dev	^0.2.6
130		shards	dev	^0.2.8
130		omnix-cli	dev	^0.2
130		zram-generator	dev	^0.2
130	1	okane-core	dev	^0.4
130	1	perovskite_server	dev	^0.2.0
120		epazote	dev	^0.4
120		hydro_std	dev	^0.2
120		okane	dev	^0.4
110		hledger-fmt	dev	^0.4
100	1	bstorage	dev	^0.2
100	1	cairo-lint-core	dev	^0.2.9
		dbless	dev	^0.2.8
	1	tquic	dev	^0.2.2
		tantivy-uffd	dev	^0.2.6
	2	music-player-graphql	dev	^0.1.26
		fuel-p2p	dev	^0.1
		lumbermill	dev	^0.2.2
		kip-sql	dev	^0.2.0
	4	qp2p	dev	^0.1.20
		wasmcloud	dev	^0.1.16
		mangadex	dev	^0.1
		stronghold-rlu	dev	^0.1.21
		rtx-cli	dev	<0.3
		tokio-stream-multiplexor	dev	^0.1.21
		necessist	dev	^0.4
		dfhack-remote	dev	^0.4.1
	1	crdt-list	dev	^0.1.23
		nbc_iris	dev	^0.1.26
		cargo-raze	dev	^0.1.22
		flecs_ecs	dev	^0.2.7
		maintenance-burden	dev	^0.2
	1	dameng-helper	dev	^0.1.26
		executor-service	dev	^0
		yet-another-md5	dev	^0.2.7
		interiors	dev	^0.2.7
		cerk_port_dummies	dev	^0.1
		app-finder	dev	^0.2.9
		bcat	dev	^0.1.23
	1	catsploit_lib	dev	^0.1.22
		cerk_port_health_check_http	dev	^0.1.16
	1	relearn	dev	^0.1
	2	syzlang-parser	dev	^0.2
		simple_delaunay_lib	dev	^0.2.6
		testcontainers-redpanda-rs	dev	^0.2
		crdt-richtext	dev	^0.1.26
	1	cuberef_server	dev	^0.2.0
	2	cw-orch-publish-test	dev	^0.2.0
		msgpack-numpy	dev	^0.2
		datadoghq	dev	~0.1
		saito	dev	^0.1.21
		spanner-rs	dev	^0.1
		cron-descriptor	dev	^0.1.26
		ftp2mfs	dev	^0.1.20
		hdf5-previewer	dev	^0.2.8
	1	chrome-for-testing-manager	dev	^0.3.3
		ecrypt	dev	^0.1.22
		command-vault	dev	^0.2.5
	1	scopegraphs	dev	^0.2
	6	ate	dev	0.1.*
		tokio-stream-multiplexor-fork	dev	^0.1.26
		app-state	dev	^0
		nix-nar-cli	dev	^0.1.22
		setmeup	dev	^0.1
		zeronsd	dev	>=0
	3	frostbow-cli	dev	^0.2.0
		notify-me	dev	^0.1
		segsource	dev	^0.1
		aabb-cw-orch	dev	^0.2.0
		cramino	dev	^0.1.26
	1	lark_bot_sdk_patch	dev	^0.2
		paxforth	dev	^0.1.20
		ichor	dev	^0.1.21
		reception	dev	^0.2.3
		svanill-vault-server	dev	^0.1.15
		wownav-parser	dev	^0.1.23
		build-wrap	dev	^0.2
		crdt-woot	dev	^0.1.23
		iceberg-catalog-hms	dev	^0.2.8
		owl_patch	dev	^0.2.8
		safe_network	dev	~0.1.20
		smr	dev	^0.1.21
		my-awesome-rabbitmq-lib	dev	^0.2.8
		num_string	dev	^0.1.22
		stronghold-stm	dev	^0.1.21
	1	capsicum-net	dev	^0.2.3
		mustang	dev	^0.4.0
		oco	dev	^0.2.2
	2	p2panda-rs	dev	^0.1.26
		remcached	dev	^0.2.8
		saito_rust	dev	^0.1.21
		sqlx-cache	dev	^0.2.8
		thqm	dev	^0.2.8
		acmev02	dev	^0.1
	1	ascom-alpaca	dev	^0.2.6
		dbeel	dev	^0.2.3
		json-schema-dsl	dev	^0.2
		pulso	dev	^0.2
		winprint	dev	^0.2
		actionoscope	dev	^0.2.9
	2	datafusion-optd-cli	dev	^0.2.0
		diesel-wasm-sqlite	dev	^0.2
		fortune-rs	dev	^0.2.9
		glowdust	dev	^0.2.6
		json-walker	dev	^0.2.6
		lark_bot_sdk	dev	^0.2
		openllm	dev	^0.3.4
	1	oxvg_optimiser	dev	^0.2
		rs-math	dev	^0.1.19
		ttytee	dev	^0.2