memmap2

memmap2 is used at run time in 4,070 crates (of which 1,259 optionally). It is a direct run-time dependency in 452 crates. It's used at build time in 59 crates (of which 5 optionally, ). It's used only as a dev dependency in 423 crates (of which 29 directly).

Number of dependers	memmap2 version	Downloads/month
1,620	0.9.5	1.7M
7	0.8.0	88K
244	0.7.1	169K
158	0.6.2	60K
2,377	0.5.10	2.4M
18	0.3.1	15K
95	0.2.3	118K
33	0.1.0	4.5K

Depender (with downloads and own rev deps)			memmap2 version
6.9M	37	addr2line	optional	^0.9.4
1.7M	545	blake3	optional	^0.9
633K	18	symbolic-common		^0.9.0
597K	3	gix-ref		^0.9.0
531K	5	gix-pack		^0.9.0
527K	7	gix-index		^0.9.0
520K	5	gix-commitgraph		^0.9.0
406K	29	smithay-client-toolkit		^0.9.0
581K	32	maxminddb	optional	^0.9.0
183K	6	parity-db		^0.5
171K	15	honggfuzz		^0.9
464K	722	winit	optional	^0.9.0
134K	14	libbpf-cargo		^0.5
131K	52	solana-frozen-abi		^0.5.10
109K	20	polars-io		^0.9
108K	15	grep-searcher		^0.9.0
107K	12	polars-plan		^0.9
97K	10	measureme		^0.2.1
79K	33	dynasmrt		^0.9.5
227K	38	fontdb	optional	^0.9
223K	76	tantivy	optional	^0.9.0
217K	4	sctk-adwaita	optional	^0.9.0
71K	22	wasmer-compiler		^0.6
61K	15	shared-buffer		^0.6.1
57K	2	polars-mem-engine		^0.9
149K	643	solana-sdk	optional	^0.5.10
145K	38	softbuffer	optional	^0.9.0
132K	25	polars-utils	optional	^0.9
41K	71	candle-core		^0.9.3
38K	4	minidump-writer		^0.9
35K	5	blazesym		^0.9
33K	8	minidump		^0.9
32K	2	solana-bucket-map		^0.5.10
33K	59	solana-runtime		^0.5.10
28K	17	solana-accounts-db		^0.5.10
87K	58	tch	optional	^0.6.1
27K	1	sd		^0.9.0
25K	1	polars-stream		^0.9
56K	21	cacache	optional	^0.5.8
18K	19	sc-chain-spec		^0.9.3
15K	9	wasmer-engine		^0.5
42K	27	xkbcommon	optional	^0.9.0
13K	1	python-oxidized-importer		^0.5.8
13K		sccache		^0.9.4
11K	7	wasmer-engine-near		^0.5
11K	2	async_http_range_reader		^0.9.0
9.8K	19	tract-onnx		^0.9
8.9K		komac		^0.9.5
8.5K	10	remoteprocess		^0.9.4
7.0K		lgalloc		^0.5
6.0K		cargo-bloat		^0.9
5.5K	3	linera-wasmer-compiler		^0.6
15K	28	fluvio-future	optional	^0.9.4
4.9K	4	rattler		^0.9.5
4.9K	23	bellperson		^0.5.8
4.7K	11	merkletree		^0.5.7
4.6K	2	arroy		^0.9.4
4.6K	8	storage-proofs-core		^0.5.6
14K	20	cranelift-jit	optional	^0.2.1
4.5K	5	storage-proofs-porep		^0.5.6
4.4K	6	filecoin-proofs		^0.5.6
4.3K	2	storage-proofs-update		^0.5.6
11K	10	pdf	optional	^0.5.0
11K	1	i-slint-backend-linuxkms	optional	^0.9.4
3.4K		mmap-sync		^0.9.4
2.8K		jaq		^0.9
2.8K	2	jammdb		^0.9.0
8.4K	1	raft-engine	optional	^0.9
2.5K	2	rustc_data_structures		^0.2.1
2.4K	2	flatdata		^0.5.7
2.2K	1	giga-segy-in		^0.9
2.1K	2	rustpython-stdlib		^0.5.4
6.6K	2	tor-dirmgr	optional	^0.9.0
2.0K		samply		^0.9.4
1.9K		ip2location		^0.9
1.9K	1	graph_builder		^0.5.10
1.8K	2	anise		^0.9.4
1.8K	2	libwayshot		^0.9.0
1.7K	1	wellen		^0.9.5
1.7K	2	waycrate_xkbkeycode		^0.9.5
1.6K	2	tract-tensorflow		^0.9
1.5K		cdx		^0
1.4K	1	glycin-utils		^0.9.0
1.4K		glycin		^0.9.0
4.4K	5	rattler_repodata_gateway	optional	^0.9.5
1.2K	3	wholesym		^0.9.4
4.0K	5	minidump-unwind	optional	^0.9
1.1K		rej		^0.9.5
1.1K	1	extindex		^0.9
1.1K		seekstorm		^0.9.5
3.7K	5	rarena-allocator	optional	^0.9
3.7K	9	maildir	optional	^0.5.8
1.0K	1	ra_ap_proc_macro_srv		^0.5.4
1.0K	10	osmpbf		^0.5
950		broot		^0.9
950	4	hc-wasmer-compiler		^0.5
900		verneuil		^0.5
850	2	sugarloaf		^0.9.3
800		csep		^0.9.4
800	16	miraland-frozen-abi		^0.5.10
2.8K	7	rten	optional	^0.9.4
750	1	ra-ap-rustc_data_structures		^0.2.1
700	2	py-spy		^0.9.4
700	1	file-chunker		^0.5.2
650	18	rustc-ap-rustc_data_structures		^0.2.1
650		cdb2		^0.9.1
650	9	linicon		^0.5
2.4K	3	gvdb	optional	^0.9
600	1	piecrust		^0.7
600	1	perf-event2		^0.9
550		streampager		^0.5.5
550		riff-io		^0.6
550		memvec		^0.5.3
550		krapslog		^0.9.0
500	5	transient-btree-index		^0.5
2.0K	3	gstuff	optional	^0.9
500		rotonda		^0.9.4
500	3	git-ref		^0.5.0
490	11	cu29-unifiedlog		^0.9.5
490		shmy		^0.9
490		sparkl3d		^0.5
480		bugstalker		^0.9.0
480	11	waffles-solana-frozen-abi		^0.5.8
470	2	librqbit		^0.9.4
450	9	gemachain-frozen-abi		^0.5.0
430	10	safecoin-frozen-abi		^0.5.3
430	1	rosbag		^0.9
420		forest-filecoin		^0.9
420	1	sourmash		^0.9.5
420	2	netidx-archive		^0.9
410		nut		^0.9.3
410	1	pigdb		^0.5
1.7K	1	vfs-tar	optional	^0.9
400	4	candle-datasets		^0.9.3
400	2	miraland-bucket-map		^0.5.10
400	21	miraland-runtime		^0.5.10
400		rustpotion		^0.9.5
400	6	jubako		^0.9.4
390	13	jomy-ap-rustc_data_structures		^0.2.1
380	13	miraland-accounts-db		^0.5.10
370	1	uu_tac		^0.9.4
370	4	graphannis-core		^0.9
360	3	cyfrin-foundry-compilers		^0.9
1.6K	1	fedimint-tor-dirmgr	optional	^0.9.0
350	4	buffet		^0.9.4
1.5K	1	image2	optional	^0.5
340		czdb		^0.9.5
340		wz_reader		^0.9.4
330	1	heh		^0.9.4
320		mmap-vecdeque		^0.9
310	2	spytools		^0.9.5
310		gguf-utils		^0.9
300	1	disarm64		^0.9
300		ckb-vm-aot		^0.5
300	3	ironfish-bellperson		^0.5.8
300	7	llm-base		^0.5.10
290	2	git-pack		^0.5.0
280		veresiye		^0.9.4
280	2	git-index		^0.5.0
270		ba2		^0.9.0
250		rust_abf		^0.9.5
1.2K	3	floem-winit	optional	^0.9.0
230		hck		^0.9.5
220	18	waffles-solana-runtime		^0.5.8
220		neptune-cash		^0.9
220	1	timsrust		^0.9.3
220		bevy-histrion-packer		^0.9.5
210	1	libafl_qemu		^0.9.5
200	11	gemachain-runtime		^0.5.0
200	2	wasmer-engine-x		^0.5
190	3	commitlog		^0.5
190	1	gemachain-bucket-map		^0.5.0
190	2	loam		^0.9
190		packbed		^0.9.4
180		pyroscope-rbspy-oncpu		^0.9.3
1.0K		summavy	optional	^0.5.3
170	5	file_mmap		^0.9.0
170	1	cfpyo3_rs_core		^0.9.5
170		gia		^0.9.4
170	1	unc-vm-engine		^0.5
170	2	spacetimedb-commitlog		^0.9.4
170		nitv		^0.5.10
160	1	waffles-solana-bucket-map		^0.5.8
160	11	safecoin-runtime		^0.5.3
150		elf-info		^0.5.7
150		backpak		^0.9
150		bbolt-rs		^0.9.4
150	1	fugue-radare		^0.9
150	2	rocketmq-store		^0.9.5
140		binocle		^0.5.0
130		heavykeeper		^0.9.5
120		tetengo_trie		^0.9.5
120	1	safecoin-bucket-map		^0.5.3
120	1	faimm		^0.9
120	1	ark-zkey		^0.9
120	1	ddbug_parser		^0.9.4
110		jupnet-frozen-abi		^0.5.10
110	1	dynamic-loader-cache		^0.9
110		binary-security-check		^0.9
110		codevis		^0.5.7
110		hongg		^0.7
110		rbspy		^0.9.5
100		ziggy-honggfuzz		^0.5
100		abootcrafter		^0.9
		lsm		^0.9
		get-all-crates		^0.9
	2	isr-dwarf		^0.9
750		portable-network-archive	optional	^0.9.5
	1	driverkit		^0.5.10
		git-commitgraph		^0.5.0
	1	isr-cache		^0.9
750	107	miraland-sdk	optional	^0.5.10
	1	rsonpath-lib		^0.9.4
		sqlite-parser-nom		^0.5.8
		sparkl2d		^0.5
	1	disk		^0.9.0
		data-pile		^0.2.1
	2	lurk		^0.5.10
700	1	fontique	optional	^0.9.5
		otadump		^0.5.10
	1	papyrus_storage		^0.8.0
		typst-preview		^0.9.4
	4	box-format		^0.5
		docker-repack		^0.9.4
	1	seal		^0.5.0
	2	tetsy-db		^0.2
		vexis		^0.5.10
		bbqvec		^0.9.5
	3	below-store		^0.5.10
		a653rs-linux		^0.9
	1	a653rs-linux-core		^0.9
		yolors		^0.9.3
		tgrep		^0.2
	2	kornia-io		^0.9.4
		xt		^0.9.0
	3	cbe-frozen-abi		^0.5.8
		rattler-build		^0.9.5
		wt_blk		^0.9.4
	1	libwaysip		^0.9.0
		nx-pkg4		^0.9.5
	1	bvr-core		^0.9
600	6	finalfusion	optional	^0.9
		ipmpsc		^0.2
	2	ezlog		^0.6
		rpi-led-panel		^0.9.4
		file_rw		^0.9.4
		fst-bin		^0.5.10
	3	readfilez		>=0.5, <=0.10
		mmap_buffer		^0.5.10
	1	sapling-indexedlog		^0.5.10
		pyrrhic-rs		^0.9.4
		thorin-dwp-bin		^0.5.0
		lightswitch-object		^0.9.5
		semilattice-script		^0.5
		cca-realm-measurements		^0.9.5
	1	mmapcell		^0.9.4
		jw		^0.9.5
		rsbkb		^0.9
		sapling-streampager		^0.5.10
600	13	sanakirja	optional	^0.9
	2	nitf-rs		^0.5.10
		quick-file-transfer		^0.9.4
	1	rpkg-rs		^0.9.4
		chromsize		^0.9.4
	1	imdb-index		^0.9.1
		btrd		^0.9
		disk-ringbuffer		^0.9.4
		fusta		^0.5
		regex-cli		^0.9.4
		sicd-rs		^0.5.10
		libloc		^0.9
	2	luminal		^0.7.1
	2	selium-log		^0.9
	1	xabc-lib		^0.9.5
	1	cyfs-chunk-lib		^0.5.0
		ftldat		^0.5.10
	1	profiler-symbol-server		^0.5.0
		pasture-io		^0.7.1
	1	hkalbasi-rustc-ap-rustc_data_structures		^0.2.1
		packetry		^0.9.4
		naluacq		^0.7.1
		shmap		^0.9
		tsfind		^0.9
	2	vineyard		^0.7
	3	ttkmd-if		^0.7.0
		boh		^0.5
		dominion-chat		^0.5
	2	fluke-buffet		^0.9.4
	1	rapiddb		^0.9
		cacache-sync		^0.5
		coaly		^0.5.7
		pnafs		^0.9.5
		brew-moonshine		^0.6.1
	1	comet-gc		^0.5
		rs2-cache		^0.5
		ai00-core		^0.9
	2	divvunspell		^0.5.0
		mmap-append		^0.9.0
		rlgym_sim_rs		^0.9.4
		ziggy-honggfuzz-2		^0.5
		messloc		^0.5.7
	1	puzzlefs-lib		^0.9.4
		shmem-ipc		^0.5.8
		deduplicator		^0.5.8
		kornia-rs		^0.9.4
		obstinate		^0.7.1
		rldd		^0.5.7
		shm-snapshot		^0.9
		tree-sitter-grep		^0.5.3
	1	wasmer-engine-unc		^0.5
	1	wikimedia-store		^0.5.10
		wired		^0.1.0
	2	zerostash-files		^0.7.1
		drcov2lcov		^0.9
	2	faiquery		^0.7.1
	2	gonk-database		^0.5.5
		lite_db		^0.7.1
		lua-perf		^0.8.0
		meowstore_bindb		^0.9.4
	1	osmnodecache		^0.9
		strmap		^0.5.8
	1	tac-k-lib		^0.9
		amnesimmap		^0.5.8
		dircs		^0.9.4
		ledger-kv		^0.9.0
		libharuhishot		^0.9.5
		mdb		^0.3.1
		nexus2fa		^0.9.4
		obstacle		^0.7.1
		tensor-man		^0.9.5
	1	tree_sitter_lint_tree-sitter-grep		^0.5.3
		udbg		~0.5
		alloc_cat		^0.9.4
		mmap-cache		^0.5
	2	nwn-rs-types		^0.5.3
		rawtojpg		^0.9.4
	2	runa-core		^0.5.7
		ser-io		^0.6
		whistlinoak		^0.5
	1	annoy-rs		^0
		gazo		^0.5.4
		moxi		^0.5.10
		moz_genai		^0.5
		palace		^0.9.0
	1	platform-mem		^0.5
		ps-mmap		^0.9.4
		bitcasky		^0.9.3
		bitcasky-database		^0.9.3
	2	crabml		^0.7.1
	1	datatier		^0.5.8
		dwat		^0.5.5
		ebcandle-core		^0.9.3
	1	mmap-bitvec		^0.5
		ogawa-rs		^0.5.8
		pystse		^0.5
		ru_annoy		^0
		rusty-dawg		^0.9.5
		solana-snapshot-etl		^0.5.4
		tokengeex		^0.5.2
		tokengrams		^0.9.4
		wl-gammarelay-rs		^0.8
	1	bbachain-frozen-abi		^0.5.3
		canopydb		^0.9
		elfpromote		^0.5.5
		honggfuzz-ziggy		^0.5
		landfill		^0.7.1
		osmflatc		^0.9.0
		polars-readlines		^0.9.0
		possum-db		^0.9.0
	1	runa-orbiter		^0.5.7
		stupidalloc		^0.7.1
		tblcompare		^0.5.10
		walnut		^0.9.0
		arwtojpg		^0.9.4
		atos-astrolabe		^0.5.10
		crunchert-storage		^0.9.5
		deflect		^0.5.7
		font-index		^0.2.1
		mod-compatibility-checker		^0.5
		one_billion_rows_challenge		^0.9.3
		raphy		^0.5.4
		rofuse		^0.5.0
		shelfie		^0.5
		utrace_parser		^0.9.4
	1	wayrs-shm-alloc		^0.5
		ziggy-honggfuzz-1		^0.5
		candle-core-temp		^0.7.1
		fshasher		^0.9
		geomedea		^0.9.0
		minidump-debugger		^0.8.0
		ragtime		^0.9.4
		ricat		^0.9.4
	2	rune-fs		^0.7.1
		rust-spy		^0.7.1
		safetensors-cli		^0
		samply-server		^0.5.0
		EasyDist		^0.9.4
500	1	anybytes	optional	^0.9.4
		bitkv-rs		^0.9.4
		bracken		^0.9.4
		cpp-deps		^0.9.4
	1	crabml-llama2		^0.7.1
460	3	rio-window	optional	^0.9.3
450	64	waffles-solana-sdk	optional	^0.5.8
410	47	gemachain-sdk	optional	^0.5.0
380	50	safecoin-sdk	optional	^0.5.3
360		libremarkable	optional	^0.5.2
330	2	izihawa-tantivy	optional	^0.9.0
280	1	shakmaty-syzygy	optional	^0.9
270	4	dfdx	optional	^0.5
210	4	wayrs-utils	optional	^0.9
210	1	boreal	optional	^0.9
200	3	raphtory	optional	^0.9.4
170		objdiff-core	optional	^0.9
160		tantivy-nightly	optional	^0.5.3
140		ddevmem	optional	^0.9.5
120	1	hid-io-core	optional	^0.5
	4	infinitree	optional	^0.9.5
	1	paradedb-tantivy	optional	^0.7.1
	4	sapling-minibytes	optional	^0.5.10
	3	exocore-chain	optional	^0.9.4
		aol	optional	^0.9
		binreader	optional	^0.3.0
	4	cbe-sdk	optional	^0.5.8
		cilium	optional	^0.9.4
		data_reader	optional	^0.5.5
		dynbytes	optional	^0.9.4
		ferroc	optional	^0.9
	2	fleek-blake3	optional	^0.7.1
		fluence-blake3	optional	^0.9
		include_file_compress	optional	^0.9.4
		ipdb-rust	optional	^0.5.0
		ligmars	optional	^0.8.0
	1	line_cardinality	optional	^0.9
	2	linkspace-common	optional	^0.5.5
		lsys-lib-area	optional	~0.9
	1	mmap-wrapper	optional	^0.9.4
		object-rewrite	optional	^0.9.4
		outsource-heap	optional	^0.5.7
		parse-mediawiki-sql	optional	^0.5.0
	1	qsc-cranelift-jit	optional	^0.2.1
		rio-winit-fork	optional	^0.9.0
	5	seekable-async-file	optional	^0.5
		segsource	optional	^0.3
	4	solomka-sdk	optional	^0.5.3
		textdb	optional	^0.9.4
	1	tiny-sdk	optional	^0.5.3
	1	typst-ts-compiler	optional	^0.5
	1	virtio-driver	optional	<0.10
	1	wasm2map	optional	~0.5.10
139K	32	safetensors	dev	^0.9
101K	4	hifijson	dev	^0.9
60K	52	ndarray-npy	dev	^0.9
22K		sliceslice	dev	^0.5
18K	4	pdb-addr2line	dev	^0.9.0
9.5K	6	surrealkv	dev	^0.9.4
7.4K	8	fastcdc	dev	^0.5.8
2.5K	1	pe-unwind-info	dev	^0.7
1.6K	1	web-rwkv	dev	^0.9
1.3K	2	samply-symbols	dev	^0.9.4
1.2K		bcast	dev	^0.9.5
1.2K	4	mesh-loader	dev	^0.9
1.0K	4	candle-examples	dev	^0.9.3
850	1	samply-api	dev	^0.9.4
440	5	routecore	dev	^0.9
410		sif-rtree	dev	^0.9
140		zwp-virtual-keyboard	dev	^0.5
140		wgml	dev	^0.9.4
120	2	ripline	dev	^0.3.0
110		fst-no-std	dev	^0.5.10
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	1	pystse-safetensors	dev	^0.5
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		sif-kdtree	dev	^0.9
		fastcdc-alt	dev	^0.5.8
		cuniq	dev	^0.9
		smelte-rs	dev	^0.5
		tropobase	dev	^0.9.4