smol

smol is used at run time in 243 crates (of which 83 optionally). It is a direct run-time dependency in 165 crates. It's used at build time in 1 crate. It's used only as a dev dependency in 103 crates (of which 87 directly).

Number of dependers	smol version	Downloads/month
77	2.0.0	38K
236	1.3.0	200K
5	1.2.5	5.7K
3	0.4.3	88
6	0.3.3	480
20	0.1.18	13K

Depender (with downloads and own rev deps)			smol version
2.2M	4909	criterion	optional	^1.2
417K	33	fs4	optional	^2
274K	12	if-watch	optional	^1.2.5
133K	2	smoldot-light	optional	^2.0.0
38K	12	codspeed-criterion-compat	optional	^1.2
35K	1	async-condvar-fair	optional	^1
23K	26	socketcan	optional	^1.3
21K	21	iced_futures	optional	^1.0
21K	6	poll-promise	optional	^1.2.5
4.3K		delay_timer		^1.2.5
2.5K	2	feature-extension-for-smol		^2
2.3K	2	retty		^2.0.0
1.6K	5	sosistab2		^1.3.0
3.8K	2	streamcatcher	optional	^1
1.0K	1	grafix-toolbox		^2
3.3K	3	hwaddr	optional build	>=1.0.0, <2.0.0
750	3	sosistab		^1.2.5
700	3	sosistab2-obfsudp		^1.3.0
2.5K	5	fmmap	optional	^1.3
2.5K	1	criterion2	optional	^2.0
2.3K	1	async-transport	optional	^2.0.0
550	3	nanorpc-http		^1.3.0
500	5	melnet2		^1.2.5
440		ai-agents		^2.0
420	8	melprot		^1.2.5
420	4	geph4-aioutils		^1.2.5
340	2	sosistab2-obfstls		^1.3.0
340	3	geph4-protocol		^1.2.5
260		cargo-fixture		^1.3.0
200	1	earendil		^1.3.0
200		geph4-client		^1.3.0
200		melwalletd		^1.2.5
190		puppeteer		^2.0.0
190	2	distant-ssh2		^1.3.0
170		melminter		^1.2.5
170	1	streamlette		^1.2.5
170		geph4-exit		^1.3.0
1.0K	1	rsdns	optional	^2
160		digtask		^2.0.0
160		melminter-mod		^1.2.5
160	2	melwallet-client		^1.2.5
140	1	nursery_macro		^1.3.0
140	2	naia-server-socket		^1.3
140		earendil-gui		^1
140	1	virta		^2.0.0
130	3	themelio-nodeprot		^1.2.5
130		hitdns		^2.0.0
120		melwallet-cli		^1.2.5
120	2	wezterm-ssh		^1.2
100		benchrs		^1.2.5
100	1	melib		^1.0.0
		env-select		^2.0.0
		themelio-node		^1.2.5
		direct_http		^1.3.0
		gfuckw		^1.2.5
		geph4-vpn-helper		^1.2.5
	1	novasymph		^1.2.5
		gstreamer_iced		^2.0.0
		dir-meta		^2.0.0
		kapiti		^1.2
		libpylon		^1.3.0
		meows		~0.1.11
	1	erl_rpc		^2
	1	melblkidx		^1.2.5
		geph4-binder-transport		^1.2.5
		twitch_chat_wrapper		^0.3.3
		melnode		^1.3.0
		erldash		^2
	4	runa-io		^1.2.5
		mxdns		^2
		pcap-async		^1.2
		blindspot		^1.2.5
		manx		^0.1.4
		turingdb-server		^0.3.3
		cooper		^1.2
		delay_timer_wf		^1.2.5
	3	melnet		^1.2.5
		narwhalol		^0.1.4
		empath		^1.2
	2	libtun		^0.1.11
		isostatic		^0.3.3
		karma-p2p-webrtc		^1.2.5
600	5	product-os-async-executor	optional	^1.3.0
		stocker		^0.1.18
		ikill		^1.2.5
		wez-mdns		^1.3
		rublk		^1.3.0
		ether-dream-dac-emulator		^0.1
	1	libublk		^1.3.0
	1	smol-executor-trait		^1.0
		smol-attributes		^0.1
		gremlin-cli		^0.4.3
		is-prime2		^1.3.0
		sosistab2-obfsws		^1.3.0
		wechat-mp		^0.1
		wirectl		^1.2.5
	2	runa-core		^1.2.5
		rmus		^0.1.18
		async-ssh2		^0.1
		persia-futures		^1.0
		crescent		^1.2.5
		rkill		^1.2.5
		rtcps		^1.3
		scl-core		^1.2
		seagulldoro		^1.2.5
		smtp-client		^1.2
		sqlui		^1.2.5
	1	asuran		^0.1.18
		caspaxos-kv		^1.0.1
		hup		^0.1.11
		neu		^1.2.5
	1	tundevice		^1.2.5
		smtp-queue		^1.2
		smtp-server		^1.2
		stream-merge		^1.0.0
		ap_kcp		^1.2
		lkj		^0.1.11
		cait-sith		^1.3.0
		suricata-ipc		^1.2
		asuran-cli		^0.1.18
		rust-tunnel		^1.2.5
		smoldot-full-node		^2.0.0
		poseidon-client		^1.2.5
		scd30-modbus		^2.0.0
		scripthookv-rs		^1.2.4
		rkill_lib		^1.2.5
		rust-with-kafka-tls		^1.2.4
		sosistun		^1.2.5
480	2	timer-kit	optional	^1
460	1	cargo-fixture-lib	optional	^1.3.0
360		agnostik	optional	^1.2.4
330	4	xtra	optional	^1.1
300	2	twitchchat	optional	^1.2
200		async-send-fd	optional	^2
150		wtx	optional	^2.0
	3	lnk-thrussh-agent	optional	^1.2
		doomsday-clock	optional	^1
	1	zallocator	optional	^2
		mqrstt	optional	^1.3.0
		drteeth	optional	^1.3.0
		abci-rs	optional	^1.2.5
	1	asuran-chunker	optional	^0.1.18
	1	async-abci	optional	^1.2.5
		async-vfs-os	optional	^1.2.5
		blynk_io	optional	^1.2
		ch4	optional	^2
	1	close_already	optional	^2
	1	credent_cli	optional	^1.2.5
	1	credent_cli_model	optional	^1.2.5
	1	dnsclientx	optional	^2
		embedded-td	optional	^1.2.5
		hls_lfcd_lds_driver	optional	^1.2
		kludgine-app	optional	^1.2.5
	2	kvarn-quinn	optional	^2
		megumax	optional	^1.2.2
		redis_tang	optional	^1
		riptun	optional	^1.2.5
		rucron	optional	^1.3.0
		servt	optional	^2.0.0
		tasic	optional	^1.3.0
		task-collection	optional	^1.0
	7	wmark	optional	^2
1.9M	48	async-task	dev	^1
835K	122	aws-sdk-s3	dev	^1.2.0
671K	90	rdkafka	dev	^1.2.4
554K	174	enum_dispatch	dev	^1.3.0
365K	91	sea-orm	dev	^1.2
283K	29	futures-rustls	dev	^1
262K	34	async-mutex	dev	^0.1.18
147K	17	async_once	dev	^1.2.4
134K	1	sea-orm-cli	dev	^1.2.5
95K	30	async-dup	dev	^1
90K	2	futures-ticker	dev	^1.2.5
63K	27	nats	dev	^1.2.5
52K	8	async-rustls	dev	^2.0
24K	16	portable-pty	dev	^1.2
17K		madsim-rdkafka	dev	^1.2.4
12K	16	smol-potat	dev	^1.2
10K		graceful-shutdown	dev	^1.2
9.9K	6	fixed-buffer	dev	^1
8.8K	10	rustls-acme	dev	^2.0.0
7.0K	11	trillium-http	dev	^2.0.0
6.4K	3	async-http-codec	dev	^1.2.5
6.3K	1	async-web-client	dev	^2.0.0
4.8K	1	oxide-auth-async	dev	^1.3.0
2.1K	3	isotest	dev	^1.2
1.8K	4	retainer	dev	^1.2
1.3K	2	keepcalm	dev	^1
1.2K	2	wait-for-me	dev	^1.3.0
1.2K	1	priority-async-mutex	dev	^1
1.2K	13	nanorpc	dev	^1.2.5
1.0K	2	rustdds	dev	^2.0
900		stabby	dev	^2.0.0
700		ros2-client	dev	^1.3
600	1	sllm-rs	dev	^2.0
500	2	mprocs-pty	dev	^1.2
380		ethercrab	dev	^2.0.0
370	1	picomux	dev	^2
340	2	vmcircbuffer	dev	^1.2.5
330		alhc	dev	^1.3.0
320	2	erl_dist	dev	^1
300		apecs	dev	^2.0
300	1	image2	dev	^1
250		elegant-departure	dev	^1
210	1	async-cpupool	dev	^2.0.0
130		mosquitto-rs	dev	^2.0
120		interthread	dev	^1.3.0
100		lapinou	dev	^1.0
100	1	tintanum	dev	^1.3.0
		trillium-acme	dev	^2.0.0
		trillium-tracing	dev	^1.2.5
		bench-rs	dev	^1.2.1
		msedge-tts	dev	^2.0.0
		futures-mockstream	dev	^0.1.4
		messages	dev	^1.2
	2	async-web-server	dev	^1.2.5
	2	mfio	dev	^1
	1	fastudp	dev	^1
		radicle-keystore	dev	^1.2
	2	tang-rs	dev	^0.1.10
		modrinth	dev	^1
		juggle	dev	^1.0.1
		starfish-ql	dev	^1.2
		nats-aflowt	dev	^1.2.5
		pipe_macro	dev	^0.1
		async-cron-scheduler	dev	^2.0.0
		interactsh-rs	dev	^1
		tophat	dev	^1.2.5
		pg_wire	dev	^1.2.5
		tdn_storage	dev	^1
	1	async-peek	dev	^0.4
	1	mfio-rt	dev	^1
		poster	dev	^1
		see-you-later	dev	^0.1
		tdn_permission	dev	^1
		credent	dev	^1.2.5
	1	credent_fs	dev	^1.2.5
		curseforge	dev	^1.2
		gsi	dev	^1.0.0
		sfu	dev	^2
		async-mavlink	dev	^1
		async-tcp	dev	^0.4
		async-time-mock-smol	dev	^2
		async-scgi	dev	^1.2
		autolog	dev	^1.2
		async-quic	dev	^1.2.5
		async-task-ffi	dev	^1.0.1
		rmw_ttlmap	dev	^1.2.5
		stream_multiplexer	dev	^0.3.3
		aiven_rs	dev	^1.2.5
		coil	dev	^1.2
		retainer_nickbp	dev	^1.2
		async-skipdb	dev	^2