Active direct dependers over time: total, gained/lost
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67
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73
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82
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94
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106
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2018 2019 2020 2021 2022 2023 2024 2025

downcast-rs is used at run time in 4,295 crates (of which 1,408 optionally). It is a direct run-time dependency in 242 crates. It's used only as a dev dependency in 264 crates (of which 4 directly).

Number of dependers downcast-rs version Downloads/month
502 2.0.1 233K
4,055 1.2.1 2.5M
1 1.0.4 6.3K
1 1.0.1 0
Depender (with downloads and own rev deps) downcast-rs version
785K 35 wayland-backend ^1.2
697K 30 valico ^1
415K 4 wasmi_core ^2.0.1
390K 87 tantivy ^2.0.1
374K 2 tantivy-columnar ^2.0.1
279K 12 parry3d-f64 ^2
234K 3 rapier3d-f64 ^2
125K 177 bevy_reflect ^2
111K 266 bevy_app ^2
106K 96 bevy_asset ^2
104K 91 bevy_render ^2
77K 3 bevy_animation ^2
59K 1 goose ^2.0
51K 9 madsim ^1.2
34K 1 rrs-lib ^1.2.0
30K 21 parry2d ^2
30K 21 parry3d ^2
27K 23 portable-pty ^1.0
25K 3 rrs-succinct ^1.2.0
25K 9 tract-core ^1.2.0
25K 3 tract-data ^1.2.0
25K 2 tract-linalg ^1.2.0
24K 13 wayland-server ^1.2
18K 31 rapier3d ^2
14K 5 tract-pulse ^1.2.0
14K 2 tract-pulse-opl ^1.2.0
13K 13 fastly ^1.2.1
13K 21 rapier2d ^2
11K 13 ncollide3d ^1
10K 7 parry2d-f64 ^2
7.0K 8 tor-circmgr ^2.0.1
6.8K 7 tor-keymgr ^2.0.1
5.7K 2 ruva-core ^1
5.5K 4 tor-key-forge ^2.0.1
3.9K 17 legion ^1.2
3.4K mp4san ^1.2.0
3.2K 1 dync ^2
2.9K 6 kameo ^2.0.1
2.9K 9 ncollide2d ^1
2.8K 1 ezk-sip-core ^2
2.3K 2 workflow-websocket ^1.2.0
2.2K integrationos-domain ^1.2.0
2.1K 7 workflow-rpc ^1.2.0
1.9K 1 tuifw-window ^1.2.0
1.8K 4 hugr-core ^2.0.1
1.8K 2 arri_repr ^2.0.1
1.7K web5-rust ^1.2.1
1.5K fuel-streams-macros ^2.0.1
1.3K 4 resman ^2.0.1
1.3K 6 ezk ^1.2
1.2K bevy-sequential-actions ^2.0
1.2K pi_world ^1.2
1.2K 21 markdown-it >=1.0.2, <2
1.2K 1 snocat ^1.2
1.0K mc-mcp ^1.2.1
1.0K smithay ^1.2.0
1.0K 2 sway-ir ^1.2
900 21 farmfe_core ^1.2
850 rustfst-ffi ^1.2.0
750 tuifw ^1.2.0
700 1 ifc_rs ^1.2.1
600 9 notan_app ^2.0.1
600 1 gwasmi_core ^1.2
600 repr-rs ^1.2.1
550 2 rsbinder ^1.2
550 1 casper-wasmi-core ^1.2
550 7 twasmi ^1.2.0
500 2 dynamic-cast ^1.2.0
470 2 tract-metal ^1.2.0
450 5 type_reg ^2.0.1
390 rapier2d-f64 ^2
380 4 nphysics2d ^1
350 livekit-ffi ^1.2
340 soroban-wasmi_core ^1.2
320 anysystem ^1.2
300 esp32-gpio-wrapper ^1.2.1
300 10 peace_params ^2.0.1
300 1 axiom-query ^1.2.0
290 11 koto_runtime ^1.1.1
290 1 event-driven-core ^1
280 4 nphysics3d ^1
250 4 tor-rpcbase ^2.0.1
250 1 matetui ^1.2.1
230 actix-web-security ^1.2
230 71 surge-imports ^1.2.0
220 1 resources ^1.2.0
220 ncollide3d-updated ^1
210 4 ross-config ^1.2.0
210 3 fuel-streams-subject ^2.0.1
210 system76_ectool ^1.2.0
190 scion ^1.2.0
180 ncollide2d-updated ^1
170 factrs ^2.0.1
160 2 honeycomb-core ^2.0.1
150 synthahol-phase-plant ^1.2
150 pumpkin-solver ^1.2.1
150 1 vin-core ^1.2
150 2 mprocs-pty ^1.0
150 bevy_terminal_display ^2.0
140 1 pliron ^1
140 1 tremor-script ^1.2
130 2 usc ^1.2.0
130 workflow-egui ^1.2.0
130 1 senax-common ^2
120 1 mmtk ^2.0.1
120 9 melodium-common ~1.2.0
120 shura ^1.2.0
120 1 bevy_rectray ^1.2.1
120 android-binder ^1.2.1
120 7 rafx-base ^1.2.0
110 summavy ^1.2.0
110 jyafn ^1.2.1
100 3 rafx-framework ^1.2.0
100 16 qinetic_app 1.*
2 vineyard ^1.2
kalast ^1.2
3 keeshond_datapack ^1.2.0
1 legion-core ^1.0
25 ambient_ecs ^1.2.0
legion-systems ^1.0
2 boomerang_runtime ^1.2
1 wolf_engine_events ^1.2.1
4 lum_libs ^2.0.1
15 ambient_renderer ^1.2.0
wasm-run ^1.2.0
1 osentities ^1.2.1
kurtosis-rust-lib ^1.2.0
8 torii-core ^2.0.1
5 melodium-engine ^1.2.0
7 all-is-cubes ^1.2.0
2 izihawa-tantivy ^2.0.1
1 steam-mobile ^1
2 dyn-cache ^1.1.1
4 gluon_vm ^1.2.0
smart_ir ^1.2.0
2 cast-rs ^1.1.1
mmids-core ^1.2.0
rhachis ^1.2.0
4 world_dispatcher ^1.2
1 izihawa-tantivy-columnar ^2.0.1
1 graviton_backend ^1.1.1
1 shiv ^1.2
waynest ^2.0.1
schema_analysis ^1.2
oblivious_state_machine ^1.2.0
snocat-cli ^1.2
auto-lsp ^2.0.1
akashi ^1.1
jinko ^1.2
3 hydrate-loader ^1.2.0
1 avalanche ^1.1
ganache ^1.0.4
4 rea-rs-low ^1.1.1
1 bpxe-bpmn-schema ^1.2
bpxe ^1.2
10 ivy-base ^1.2.0
vviz ^1.2
3 dworkspace ^1.2.0
review ^1.2.0
2 patract-wasmi ^1.2.0
pugl-ui ^1.2.0
2 cloneable-any ^1.2
pir-8-emu ^1.0
firespine ^1.2
1 simcore ^1.2
1 fkl_ext_api ^1.2.0
2 game_kernel_ecs ^1.1.1
krabmaga ^1.2.0
2 pcb-rs-traits ^1.2.0
1 risc0-zkp-hal ^1.2
afeather ^1.0.4
heavyli_engine ^1.2.0
http-path-params ^1
1 auto-lsp-core ^2.0.1
3 binder_ndk ^1.2.0
exam ^1.2.0
centoria ^1.0
emul8 ^1.1.1
linfb ~1.0.4
mooncell ^1.0.4
1 npc-engine-core ^1.2.0
4 otter ^1
pulz-schedule ^1.2
pyro ^1.0
2 rafx-assets ^1.2.0
2 rfw ^1.2.0
risinglight ^1
1 skima ^1.2.0
humblegen-rt ^1.1.1
1 metaemu-concrete ^1
pyanndata ^1.2
rustbee ^1.1
3 agui_core ^1.2
game_kernel ^1.1.1
1 obel_reflect ^2
1 agui_widgets ^1.2
knyst ^1.2.0
sxd-xpath-visitor ^1.2.0
tantivy-nightly ^1.2.0
abstraps ^1.2.0
another-visitor ^1.2
git-stack ^1.2.1
2 maplibre ^1.2.0
udi =1.0.1
vitree ^1
geom3d ^1.2.0
tui-commander ^1.2.1
chuot ^1.2.1
2 kaspa-daemon ^1.2.0
lum ^1.2.0
seripack ^1.2.0
termite ^1.2
darksteel ^1.2
raug ^1.2.1
tfdeploy ^1.0
async-jobs ^1.2
asyncra ^1.2.1
bevy_spicy_networking ^1.2.0
computation-types ^1.2.1
dasharo_ectool ^1.2.0
gdnative_tweener ^1.2.1
3 keeshond ^1.2.0
1 pedronauck-streams-subject ^2.0.1
shared_resources ^1.2.0
uir-core ^1.2.0
3 zengine_asset ^1.2.0
bevy_easy_stats ^1.2.1
dyn_object ^1.2.0
1 fuguex-concrete ^1
1 jacdac-rs ^1.2.1
1 kaige_ecs ^1.2
2 mortalsim-core ^1.2.0
1 paradedb-tantivy ^1.2.0
rapier3d-lijay ^1.2
rfvp ^1.2.0
salvation ^1.2.0
unitedservices_common ^1.2.0
280 8 floem optional ^1.2.0
satrs optional ^1.2
satrs-core optional ^1.2
3 podo-core-driver optional ^1.1
try-drop optional ^1.2.0
500 3 serde_tagged dev ^2.0.1
200 dep-obj dev ^1.2.0
try-specialize dev ^1.2.1
polymorph dev ^1.2.0