smol

smol is used at run time in 588 crates (of which 265 optionally). It is a direct run-time dependency in 336 crates. It's used at build time in 1 crate. It's used only as a dev dependency in 184 crates (of which 170 directly).

Number of dependers	smol version	Downloads/month
536	2.0.2	452K
205	1.3.0	126K
4	1.2.5	5.6K
3	0.4.3	0
7	0.3.3	280
18	0.1.18	9.0K

Depender (with downloads and own rev deps)			smol version
12.3M	10645	criterion	optional	^2.0
12.2M	314	quinn	optional	^2
3.4M	882	redis	optional	^2
2.8M	91	fs4	optional	^2
1.0M	3	ferroid	optional	^2.0
1.0M	1	spawns-compat	optional	^2.0.0
504K	23	if-watch	optional	^2
340K	1	codspeed-criterion-compat-walltime	optional	^1.2
316K	106	codspeed-criterion-compat	optional	^2.0
307K	2	smoldot-light	optional	^2.0.0
297K	49	socketcan	optional	^1.3
146K	16	poll-promise	optional	^1.2.5
40K	2	delay_timer		^1.2.5
94K	30	iced_futures	optional	^2
75K	22	criterion2	optional	^2.0.2
61K	19	iroh-quinn	optional	^2
17K	4	vortex-io		^2.0.2
54K	1	get_dir	optional	^2.0.0
14K	4	libublk		^2.0.2
35K	2	timer-kit	optional	^1
33K	8	runtimelib	optional	^2
9.5K	46	gpui		^2.0
9.4K	5	gpui_util		^2.0
27K	4	yawc	optional	^2.0.2
9.3K		geph4-client		^1.3.0
6.6K		pcap-async		^1.2
5.6K	5	gpui-component		^2
13K	3	async-condvar-fair	optional	^1
13K	49	tor-rtcompat	optional	^2.0.2
12K	5	fmmap	optional	^2
2.4K		hitdns		^2.0.0
2.4K		bevy_save		^2.0
7.1K	1	http-cache-stream	optional	^2.0.2
6.5K		workspace_root	optional	^2.0.0
1.9K		melminter		^1.2.5
1.7K	3	feature-extension-for-smol		^2
5.7K	2	streamcatcher	optional	^1
1.5K		puppeteer		^2.0.0
1.4K	2	dwldutil		^2.0.2
4.6K	3	hwaddr	optional build	>=1.0.0, <2.0.0
1.1K		env-select		^2.0.0
3.8K	4	async-rs	optional	^2.0
950		nuhxboard		^2.0.2
3.3K	4	clamav-client	optional	^2.0.2
850		eventure		^2.0.0
850	1	earendil		^1.3.0
550		smoldot-full-node		^2.0.0
550	1	sosistab2-obfstls		^1.3.0
500	2	sosistab2-obfsudp		^1.3.0
500		melnode		^1.3.0
460		cargo-fixture		^1.3.0
380		earendil-gui		^1
1.6K	1	close_already	optional	^2
1.6K		if-watch-plus	optional	^1.2.5
320	3	sosistab		^1.2.5
290	2	distant-ssh2		^1.3.0
280	1	erl_rpc		^2
280	1	nuhxboard-logic		^2.0.2
1.3K		abci-rs	optional	^1.2.5
240	4	geph4-aioutils		^1.2.5
1.2K	2	rsdns	optional	^2
220	2	nursery_macro		^1.3.0
220		mailboxxy		^2.0
220	6	melnet2		^1.2.5
220	2	virta		^2.0.0
1.1K	7	dnsclient	optional	^2.0.0
180		pest-language-server		^2.0.2
160		shvcall		^2
150	4	nanorpc-http		^1.3.0
150	3	melnet		^1.2.5
150		cast-sender		^2.0
140	8	melprot		^1.2.5
130	1	shvbroker		^2
850	2	karyon_core	optional	^2.0
120	3	themelio-nodeprot		^1.2.5
850	3	anapaya-quinn	optional	^2
120	1	melwallet-client		^1.2.5
110	1	adabraka-ui		^2.0.2
110		geph4-exit		^1.3.0
100		wez-mdns		^1.3
	1	zed-util		^2.0
		suricata-ipc		^1.2
750		lyanne	optional	^2.0.0
	1	melblkidx		^1.2.5
		melwalletd		^1.2.5
		melwallet-cli		^1.2.5
	1	asuran		^0.1.18
700	4	xtra	optional	^1.1
	1	streamlette		^1.2.5
		melminter-mod		^1.2.5
		themelio-node		^1.2.5
		direct_http		^1.3.0
		libpylon		^1.3.0
700		gdext_coroutines	optional	^2.0
		voxy		^2.0.2
		benchrs		^1.2.5
	4	sosistab2		^1.3.0
		asuran-cli		^0.1.18
		geph4-binder-transport		^1.2.5
		sosistab2-obfsws		^1.3.0
	3	geph4-protocol		^1.2.5
650	6	yaaral	optional	^2
		Neiro		^2.0.2
		gstreamer_iced		^2.0.0
		gfwdns		^2.0.2
		erldash		^2
	2	adabraka_util		^2.0
	1	tundevice		^1.2.5
	2	naia-server-socket		^1.3
		rublk		^2.0.2
	1	novasymph		^1.2.5
		twitch_chat_wrapper		^0.3.3
		cait-sith		^1.3.0
		rtcps		^1.3
	4	runa-io		^1.2.5
	2	retty		^2.0.0
	2	libtun		^0.1.11
		scripthookv-rs		^1.2.4
		blindspot		^1.2.5
		gfuckw		^1.2.5
		poseidon-client		^1.2.5
		torque-tracker		^2.0.2
	2	runa-core		^1.2.5
		empath		^1.2
		digtask		^2.0.0
		rust-with-kafka-tls		^1.2.4
		act-locally		^2.0.2
		ikill		^1.2.5
		async-ssh2		^0.1
		geph4-vpn-helper		^1.2.5
		gpui-ce		^2.0
		scd30-modbus		^2.0.0
		sqlui		^1.2.5
		karma-p2p-webrtc		^1.2.5
		systemdzbus		^2.0.2
		caspaxos-kv		^1.0.1
		narwhalol		^0.1.4
		sosistun		^1.2.5
	1	melib		^2
		wechat-mp		^0.1
		ether-dream-dac-emulator		^0.1
		meows		~0.1.11
		ap_kcp		^1.2
		crescent		^1.2.5
		kapiti		^1.2
		rmus		^0.1.18
		rust-tunnel		^1.2.5
		turingdb-server		^0.3.3
		manx		^0.1.4
500	1	quinn-jls	optional	^2
		rkill_lib		^1.2.5
		cooper		^1.2
		isostatic		^0.3.3
		smol-attributes		^0.1
		smtp-server		^1.2
		stocker		^0.1.18
		gremlin-cli		^0.4.3
		http-cache-ureq		^2.0.2
		rkill		^1.2.5
	2	wezterm-ssh		^1.2
		hup		^0.1.11
		lkj		^0.1.11
		mxdns		^2
		neu		^1.2.5
		persia-futures		^1.0
		wirectl		^1.2.5
		delay_timer_wf		^1.2.5
		is-prime2		^1.3.0
		seagulldoro		^1.2.5
		stream-merge		^1.0.0
500	8	executor-core	optional	^2.0.2
		smtp-client		^1.2
		smtp-queue		^1.2
	2	smol-executor-trait		^2.0
		onerom-fw		^2.0
		renoir		^2.0.2
		act_rs_smol		^2.0.2
	1	adabraka-gpui		^2.0
		ai-playground		^2
	1	aingle_minimal		^2.0
		archipelago_rs		^2.0.2
		aspect-reauth		^2.0.2
		chewdata		^2.0.2
		dockrtui		^2.0.2
		duperq		^2.0.2
		fontain		^2.0.2
		freya-devtools-app		^2.0.2
	1	geph5-client		^2.0.2
		gnudb		^2.0
		gpui-animation		^2.0.2
		gpui_rn		^2.0
	2	gpui_rn_util		^2.0
		gtether		^2.0
		hexga_engine		^2.0.2
		ingress-tls		^2
		libminau		^2.0.2
		lottie-player		^2.0.0
		luavisors		^2
		mcmc-rs		^2.0.2
		minau		^2.0.2
		netlink-ddns		^2.0.2
		opserve		^2.0
		oxy-upnp-igd		^2
		podfeed		^2
		psychophysics		^1.3.0
		quarkpad		^2.0.2
	4	r2l-core		^2.0.2
		rekv		^2.0.2
		relayr		^2.0.2
		rgdb		^2.0.2
		river-swww		^2.0
		rusty-socket		^2.0.2
		scaffy		^2.0.2
		scl-core		^1.2
		sdrr-info		^2.0
		sidecar		^2
		sosistab3-obfsws		^1.3.0
	1	spawn-std-smol-1		^1
	1	spawn-std-smol-2		^2
		test-bd		^2
		thormotion		^2.0
		tmux-backup		^2.0
	1	tmux-lib		^2
		trash_parallelism		^2.0.2
		ublk-vram		^2.0
		waterui-cli		^2.0.2
		wcpopup		^2.0.2
		webrtc-streaming-actix		^2
		zedis-gui		^2.0.2
		zouni		^2.0.2
390		teenygame	optional	^2.0.2
350	1	xrpl-rust	optional	^2.0.2
340	1	zallocator	optional	^2
300	1	rt-gate	optional	^2.0.2
280	6	msqlx-core	optional	^2.0
270	1	msqlx-macros-core	optional	^2.0
210		rtactor	optional	^2.0
210	2	shvclient	optional	^2.0.2
210		embedded-huffman	optional	^2.0.2
210		nfs3_client	optional	^2.0
200		dns-edit	optional	^2.0.2
180	8	deboa	optional	^2.0.2
170	3	vetis	optional	^2.0.2
150	5	product-os-async-executor	optional	^2.0.2
130		rucron	optional	^1.3.0
120		filerune_fusion	optional	^2.0.0
120		agnostik	optional	^1.2.4
120	1	cargo-fixture-lib	optional	^1.3.0
110		skim-run	optional	^2.0.2
100	2	twitchchat	optional	^1.2
	3	async-send-fd	optional	^2
	1	asuran-chunker	optional	^0.1.18
		kludgine-app	optional	^1.2.5
	3	ferrishot_iced_futures	optional	^2
	1	ohkami	optional	^2
	1	async-abci	optional	^1.2.5
		async-vfs-os	optional	^1.2.5
	2	yosemite	optional	^2.0.2
	1	async-transport	optional	^2.0.0
		servt	optional	^2.0.0
	1	abol-util	optional	^2
		abs_art	optional	^2
		agent-rex	optional	^2
		async-inspect	optional	^2.0
		auditorium	optional	^2.0.2
	1	bevy_remote_stream	optional	^2
		blynk_io	optional	^1.2
	1	byor	optional	^2.0.2
	1	cel-cxx	optional	^2
		ch4	optional	^2
	2	channels-io	optional	^2
	1	credent_cli	optional	^1.2.5
	1	credent_cli_model	optional	^1.2.5
	4	deboa-extras	optional	^2.0.2
		deboa-fory	optional	^2.0.2
	1	dnsclientx	optional	^2
		drteeth	optional	^1.3.0
		duper_rpc	optional	^2.0.2
		eeyf	optional	^2.0
		embedded-exfat	optional	^2.0
		embedded-td	optional	^1.2.5
	1	emissary-util	optional	^2.0.2
	5	fluxion-core	optional	^2.0
		fluxion-stream-time	optional	^2.0
		grafton-visca	optional	^2.0
		hls_lfcd_lds_driver	optional	^1.2
	2	hpx-yawc	optional	^2.0.2
	1	httpageboy	optional	^1
	1	kvarn-quinn	optional	^2
		librice	optional	^2
	3	lnk-thrussh-agent	optional	^1.2
	8	mcpkit-transport	optional	^2
		megumax	optional	^1.2.2
		mqrstt	optional	^2
		netlink-socket2	optional	^2
		notation	optional	^2.0.2
	2	ntp_usg-client	optional	^2
	1	ntp_usg-server	optional	^2
		occams-rpc-smol	optional	^2
		orb-smol	optional	^2
		parquet-key-management	optional	^2
		pixivr	optional	^1.3
		pixivrs	optional	^1.3
		pk-command	optional	^1.3
		presenceforge	optional	^2
		prixiv	optional	^1.3
		pxrs	optional	^1.3
		redis_tang	optional	^1
		riptun	optional	^1.2.5
		rixiv	optional	^1.3
		rpixiv	optional	^1.3
		rrpx	optional	^1.3
		rsixiv	optional	^1.3
		rspixiv	optional	^1.3
		rspx	optional	^1.3
		shdp	optional	^2.0.2
	1	sql-check_derive	optional	^2.0
		statico	optional	^2.0
		syslog-rs	optional	~2.0
	1	tappers	optional	^2.0.2
		tasic	optional	^1.3.0
		task-collection	optional	^1.0
	2	thag_profiler	optional	^2
		tjiftjaf	optional	^2
	10	ufotofu	optional	^2.0.2
	2	vamo	optional	^2.0.2
		vamo-macros	optional	^2.0.2
		wiz-lights-rs	optional	^2
		xuko-net	optional	^2.0.2
6.2M	84	async-task	dev	^2
4.5M	338	aws-sdk-s3	dev	^1.2.0
3.0M	310	enum_dispatch	dev	^1.3.0
1.7M	68	futures-rustls	dev	^1
1.2M	311	httpmock	dev	^2
1.1M	193	rdkafka	dev	^2.0.2
1.5M	270	sea-orm	dev	^1.2
1.0M	4	spawns-core	dev	^2
895K	123	portable-pty	dev	^2.0
629K	2	sea-orm-cli	dev	^1.2.5
580K	130	lapin	dev	^2.0
374K	57	tokio-socks	dev	^2.0.0
259K	6	stabby	dev	>=1, <3
135K	18	async_once	dev	^1.2.4
134K	34	async-dup	dev	^1
106K	1	oxide-auth-async	dev	^1.3.0
44K	13	ksni	dev	^2
41K	1	futures-ticker	dev	^1.2.5
27K	28	crossfire	dev	^2
26K	7	smlang	dev	^1
24K	10	async-utility	dev	^2.0
13K	11	wg	dev	^2
11K	3	async-http-codec	dev	^1.2.5
10K	9	async-bincode	dev	^2.0.2
11K	1	async-web-client	dev	^2.0.0
10K	29	rustls-acme	dev	^2.0.0
8.9K	4	async-rustls	dev	^2.0
8.3K	6	rustdds	dev	^2.0
6.3K	27	nats	dev	^1.2.5
6.0K	7	ros2-client	dev	^2.0
5.7K		madsim-rdkafka	dev	^1.2.4
5.0K	8	retainer	dev	^2.0
4.4K	11	trillium-http	dev	^2.0.0
4.2K	3	tintanum	dev	^2.0.2
4.2K	6	fixed-buffer	dev	^2
4.0K	1	iocraft-macros	dev	^2.0.1
3.7K	5	iocraft	dev	^2.0.1
2.9K	19	smol-potat	dev	^1.2
2.1K	3	erl_dist	dev	^2
1.9K	2	isotest	dev	^1.2
1.8K		apecs	dev	^2.0
1.7K		interthread	dev	^2.0.2
1.5K	1	image2	dev	^1
1.3K	2	picomux	dev	^2
1.3K	1	scopegraphs	dev	^2
1.3K		crossmist	dev	^2
1.0K	3	bevy_materialize	dev	^2
850	1	karyon_jsonrpc	dev	^2.0
850	1	karyon_net	dev	^2.0
850	4	shvrpc	dev	^2
700	2	wb_async_utils	dev	^2.0.2
700		messages	dev	^1.2
700		elegant-departure	dev	^2
650	17	nanorpc	dev	^1.2.5
600		agnostic-mdns	dev	^2
550	2	ethercrab	dev	^2.0.0
500	1	wait-for-me	dev	^1.3.0
460	1	async-openssl	dev	^2.0
440		dir-meta	dev	^2.0.2
430	1	zlink-smol	dev	^2.0
420		alhc	dev	^1.3.0
410	1	msedge-tts	dev	^2.0.2
360		interactsh-rs	dev	^1
340		graceful-shutdown	dev	^2.0
320		ranked-semaphore	dev	^2.0
320	4	bevy_trenchbroom	dev	^2
290		async-time-mock-smol	dev	^2
290		poster	dev	^1.2
260		sllm-rs	dev	^2.0
250	2	vmcircbuffer	dev	^1.2.5
240		async-skipdb	dev	^2
230	1	unicom-nres	dev	^2
230		blitty	dev	^2.0.2
230		trillium-acme	dev	^2.0.0
210	5	keepcalm	dev	^1
200	2	std-embedded-nal-async	dev	^2.0.2
200		unicom-tcp	dev	^2
180		solana-payments	dev	^2.0.0
140		mosquitto-rs	dev	^2.0
130	2	async-web-server	dev	^1.2.5
130		borrow_mutex	dev	^1.3
130	4	async-nng	dev	^2.0
130	1	sfu	dev	^2
120	1	see	dev	^2.0.2
110	1	signalfut	dev	^2.0.0
		ticque	dev	^2
		minitask	dev	^2
		snakeice-rdkafka	dev	^2.0.2
	1	priority-async-mutex	dev	^1
		async-scgi	dev	^2.0
	1	onetime	dev	^2
	2	async-cron-scheduler	dev	^2.0.0
	1	nio-task	dev	^2
	1	fastudp	dev	^1
		lapinou	dev	^1.0
	2	atomic-waitgroup	dev	^2
		sled-overlay	dev	^2
		stream_multiplexer	dev	^0.3.3
		ruloom	dev	^2
	2	tang-rs	dev	^0.1.10
	2	emissary-core	dev	^2.0.2
	1	async-peek	dev	^0.4
		netgauze-rdkafka	dev	^1.2.4
		async-mavlink	dev	^1
	1	credent_fs	dev	^1.2.5
	3	elephantry	dev	^2.0
	1	mprocs-pty	dev	^1.2
		aiven_rs	dev	^1.2.5
		bench-rs	dev	^1.2.1
		tophat	dev	^1.2.5
		async-quic	dev	^1.2.5
		pg_wire	dev	^1.2.5
		coil	dev	^1.2
		credent	dev	^1.2.5
		nats-aflowt	dev	^1.2.5
		curseforge	dev	^1.2
		async-tcp	dev	^0.4
		async-task-ffi	dev	^1.0.1
		futures-mockstream	dev	^0.1.4
		juggle	dev	^1.0.1
	2	mfio	dev	^1
		starfish-ql	dev	^1.2
		trillium-tracing	dev	^1.2.5
		gsi	dev	^1.0.0
		modrinth	dev	^1
		see-you-later	dev	^0.1
		rmw_ttlmap	dev	^1.2.5
		tdn_permission	dev	^1
		tdn_storage	dev	^1
		autolog	dev	^1.2
		prawn	dev	^2.0.2
		radicle-keystore	dev	^1.2
	2	frugal_async	dev	^2.0.2
		retainer_nickbp	dev	^1.2
	1	mfio-rt	dev	^1
	2	zone-update	dev	^2.0.2
		abol	dev	^2
		announcement	dev	^2
		anyspawn	dev	^2
	1	async-cpupool	dev	^2.0.0
		async-gpiod	dev	^2
		async-hidg	dev	^2
		asyncron	dev	^2.0.2
		asyncute	dev	^2.0.2
		clockworker	dev	^2.0
		concuring	dev	^2.0.2
	1	dagx	dev	^2
		easy-imgui-sdl3	dev	^2.0.2
	1	easy-imgui-window	dev	^2.0.2
		ed-journals	dev	^2.0.2
		edyn	dev	^1.3.0
		gis-tools	dev	^2
		httpio	dev	^2.0
		latch	dev	^2.0.0
		livox2	dev	^2.0
	1	lottie-renderer-bevy	dev	^2.0.0
	1	mctp-estack	dev	^2.0
		mlua-magic-macros	dev	^2.0.2
		nvme-mi-dev	dev	^2.0.2
	12	object-rainbow	dev	^2.0.2
	1	object-rainbow-append-tree	dev	^2.0.2
		object-rainbow-chain-tree	dev	^2.0.2
		object-rainbow-encrypted	dev	^2.0.2
	1	object-rainbow-fetchall	dev	^2.0.2
		object-rainbow-marshall	dev	^2.0.2
		object-rainbow-store-opendal	dev	^2.0.2
		object-rainbow-trie	dev	^2.0.2
	1	rdkafka-autoschematic-fork	dev	^2.0.2
		rdkafka-redux	dev	^2.0.2
		sea-orm-fork	dev	^1.2
		sharded_ringbuf	dev	^2.0.2
	1	skyzen	dev	^2.0
		slotpoller	dev	^2.0
		udp_pinger	dev	^2.0.2
		unitbus	dev	^2.0.2
	1	vuot	dev	^2
		winhttp	dev	^2
		zone-edit	dev	^2.0.2