downcast-rs

downcast-rs is used at run time in 4,391 crates (of which 1,454 optionally). It is a direct run-time dependency in 246 crates. It's used only as a dev dependency in 271 crates (of which 4 directly).

Number of dependers	downcast-rs version	Downloads/month
679	2.0.1	341K
3,981	1.2.1	2.3M
1	1.0.4	1.4K
1	1.0.1	0

Depender (with downloads and own rev deps)			downcast-rs version
775K	37	wayland-backend		^1.2
695K	30	valico		^1
406K	4	wasmi_core		^2.0.1
344K	90	tantivy		^2.0.1
328K	2	tantivy-columnar		^2.0.1
274K	12	parry3d-f64		^2
231K	3	rapier3d-f64		^2
118K	183	bevy_reflect		^2
103K	275	bevy_app		^2
99K	98	bevy_asset		^2
97K	94	bevy_render		^2
69K	3	bevy_animation		^2
45K	1	goose		^2.0
40K	1	rrs-lib		^1.2.0
39K	23	portable-pty		^1.0
36K	9	madsim		^1.2
33K	21	parry2d		^2
30K	23	parry3d		^2
25K	3	rrs-succinct		^1.2.0
23K	13	wayland-server		^1.2
21K	10	tract-core		^1.2.0
21K	3	tract-data		^1.2.0
21K	2	tract-linalg		^1.2.0
16K	13	fastly		^1.2.1
16K	31	rapier3d		^2
11K	7	parry2d-f64		^2
11K	21	rapier2d		^2
11K	5	tract-pulse		^1.2.0
11K	2	tract-pulse-opl		^1.2.0
10K	8	tor-circmgr		^2.0.1
10K	7	tor-keymgr		^2.0.1
9.7K	4	tor-key-forge		^2.0.1
9.7K	13	ncollide3d		^1
4.3K	1	dync		^2
3.6K		mp4san		^1.2.0
3.5K	4	hugr-core		^2.0.1
3.1K	17	legion		^1.2
2.6K	9	ncollide2d		^1
2.5K	6	kameo		^2.0.1
2.3K	1	ezk-sip-core		^2
1.9K	2	workflow-websocket		^1.2.0
1.7K	7	workflow-rpc		^1.2.0
1.7K		pi_world		^1.2
1.5K	2	arri_repr		^2.0.1
1.4K	21	markdown-it		>=1.0.2, <2
1.3K	6	ezk		^1.2
1.3K	2	rsbinder		^1.2
1.2K	21	farmfe_core		^1.2
1.2K	1	snocat		^1.2
1.1K		bevy-sequential-actions		^2.0
1.0K	2	sway-ir		^1.2
1.0K	4	resman		^2.0.1
1.0K		mc-mcp		^1.2.1
900		lum		^1.2.0
800		smithay		^1.2.0
750		tuifw		^1.2.0
700	1	casper-wasmi-core		^1.2
600	9	notan_app		^2.0.1
550	2	mprocs-pty		^1.0
500		pumpkin-solver		^1.2.1
500		chuot		^1.2.1
500	7	twasmi		^1.2.0
490	4	nphysics2d		^1
460		rapier2d-f64		^2
440	4	lum_libs		^2.0.1
400		soroban-wasmi_core		^1.2
390	1	gwasmi_core		^1.2
320	4	nphysics3d		^1
310	1	rust_on_rails		^2.0.1
290	1	mmtk		^2.0.1
290	2	tract-metal		^1.2.0
280	4	tor-rpcbase		^2.0.1
270		ncollide3d-updated		^1
240	71	surge-imports		^1.2.0
230	1	osentities		^1.2.1
220	3	fuel-streams-subject		^2.0.1
220	11	koto_runtime		^1.1.1
220	1	resources		^1.2.0
220		ncollide2d-updated		^1
210		git-stack		^2.0.0
200		system76_ectool		^1.2.0
200		markdown-that		^2.0.1
160	1	pliron		^1
150	7	rafx-base		^1.2.0
150	5	type_reg		^2.0.1
140	1	bevy_rectray		^1.2.1
140		legion-systems		^1.0
140	3	rafx-framework		^1.2.0
140	1	legion-core		^1.0
140	10	peace_params		^2.0.1
130	2	usc		^1.2.0
130		waynest		^2.0.1
130		qucirc		^2.0.1
120	25	ambient_ecs		^1.2.0
120	3	tract-gpu		^1.2.0
120	4	gluon_vm		^1.2.0
110	9	melodium-common		~1.2.0
100	16	qinetic_app		1.*
	4	world_dispatcher		^1.2
	15	ambient_renderer		^1.2.0
	2	dyn-cache		^1.1.1
		kurtosis-rust-lib		^1.2.0
		krabmaga		^1.2.0
	7	all-is-cubes		^1.2.0
	3	hydrate-loader		^1.2.0
	2	honeycomb-core		^2.0.1
		gdnative_tweener		^1.2.1
		tui-commander		^1.2.1
		auto-lsp		^2.0.1
	3	keeshond		^1.2.0
	2	kaspa-daemon		^1.2.0
	2	cast-rs		^1.1.1
	5	melodium-engine		^1.2.0
		mmids-core		^1.2.0
	1	tremor-script		^1.2
	2	rafx-assets		^1.2.0
		jyafn		^1.2.1
		kalast		^1.2
		abstraps		^1.2.0
	4	rea-rs-low		^1.1.1
	2	izihawa-tantivy		^2.0.1
	1	shiv		^1.2
	8	torii-core		^2.0.1
	1	auto-lsp-core		^2.0.1
	10	ivy-base		^1.2.0
		schema_analysis		^1.2
		factrs		^2.0.1
		knyst		^1.2.0
	2	patract-wasmi		^1.2.0
		oblivious_state_machine		^1.2.0
		snocat-cli		^1.2
		integrationos-domain		^1.2.0
		akashi		^1.1
	2	maplibre		^1.2.0
	1	avalanche		^1.1
	1	agui_widgets		^1.2
		tfdeploy		^1.0
		bpxe		^1.2
		workflow-egui		^1.2.0
	1	obel_reflect		^2
	4	ross-config		^1.2.0
	2	cloneable-any		^1.2
	1	ifc_rs		^1.2.1
	1	kaige_ecs		^1.2
		dyn_object		^1.2.0
		pir-8-emu		^1.0
		pyro		^1.0
		risinglight		^1
		firespine		^1.2
		geom3d		^1.2.0
	1	matetui		^1.2.1
		pyanndata		^1.2
		async-jobs		^1.2
		emul8		^1.1.1
		exam		^1.2.0
	1	simcore		^1.2
		afeather		^1.0.4
	1	event-driven-core		^1
	4	otter		^1
		rfvp		^1.2.0
	1	risc0-zkp-hal		^1.2
		raug		^1.2.1
	1	axiom-query		^1.2.0
		centoria		^1.0
	2	dynamic-cast		^1.2.0
	1	npc-engine-core		^1.2.0
		salvation		^1.2.0
		summavy		^1.2.0
		wasm-run		^1.2.0
	1	wolf_engine_events		^1.2.1
	3	binder_ndk		^1.2.0
	1	izihawa-tantivy-columnar		^2.0.1
	1	jacdac-rs		^1.2.1
		livekit-ffi		^1.2
	1	paradedb-tantivy		^1.2.0
		rapier3d-lijay		^1.2
	2	rfw		^1.2.0
		rhachis		^1.2.0
	2	ruva-core		^1
	1	vin-core		^1.2
		bevy_terminal_display		^2.0
	2	boomerang_runtime		^1.2
		esp32-gpio-wrapper		^1.2.1
	2	mortalsim-core		^1.2.0
	1	pedronauck-streams-subject		^2.0.1
		rustbee		^1.1
	3	zengine_asset		^1.2.0
		anysystem		^1.2
		fuel-streams-macros		^2.0.1
		http-path-params		^1
	3	keeshond_datapack		^1.2.0
		linfb		~1.0.4
		review		^1.2.0
	2	vineyard		^1.2
	3	dworkspace		^1.2.0
		heavyli_engine		^1.2.0
		humblegen-rt		^1.1.1
		jinko		^1.2
		rustfst-ffi		^1.2.0
		sxd-xpath-visitor		^1.2.0
		synthahol-phase-plant		^1.2
		tantivy-nightly		^1.2.0
		another-visitor		^1.2
	1	fuguex-concrete		^1
		ganache		^1.0.4
		udi		=1.0.1
		game_kernel		^1.1.1
	2	game_kernel_ecs		^1.1.1
		pulz-schedule		^1.2
		scion		^1.2.0
		shura		^1.2.0
	1	fkl_ext_api		^1.2.0
	1	metaemu-concrete		^1
		seripack		^1.2.0
		shared_resources		^1.2.0
	1	steam-mobile		^1
		termite		^1.2
		vviz		^1.2
		darksteel		^1.2
	1	graviton_backend		^1.1.1
		mooncell		^1.0.4
		pugl-ui		^1.2.0
	1	senax-common		^2
	1	tuifw-window		^1.2.0
		web5-rust		^1.2.1
		actix-web-security		^1.2
	3	agui_core		^1.2
		android-binder		^1.2.1
		asyncra		^1.2.1
		bevy_spicy_networking		^1.2.0
	1	bpxe-bpmn-schema		^1.2
		dasharo_ectool		^1.2.0
	2	pcb-rs-traits		^1.2.0
		repr-rs		^1.2.1
	1	skima		^1.2.0
		smart_ir		^1.2.0
		uir-core		^1.2.0
		unitedservices_common		^1.2.0
		vitree		^1
		bevy_easy_stats		^1.2.1
		computation-types		^1.2.1
340	8	floem	optional	^1.2.0
120		satrs	optional	^1.2
	3	podo-core-driver	optional	^1.1
		satrs-core	optional	^1.2
		try-drop	optional	^1.2.0
290	3	serde_tagged	dev	^2.0.1
		try-specialize	dev	^1.2.1
		dep-obj	dev	^1.2.0
		polymorph	dev	^1.2.0