memmap2

memmap2 is used at run time in 3,666 crates (of which 1,144 optionally). It is a direct run-time dependency in 438 crates. It's used at build time in 356 crates (of which 30 optionally, ). It's used only as a dev dependency in 407 crates (of which 28 directly).

Number of dependers	memmap2 version	Downloads/month
1,521	0.9.5	1.6M
9	0.8.0	78K
283	0.7.1	237K
165	0.6.2	75K
2,330	0.5.10	1.8M
15	0.3.1	12K
75	0.2.3	131K
31	0.1.0	4.8K

Depender (with downloads and own rev deps)			memmap2 version
7.0M	36	addr2line	optional	^0.9.4
1.6M	529	blake3	optional	^0.9
611K	18	symbolic-common		^0.9.0
490K	3	gix-ref		^0.9.0
442K	29	smithay-client-toolkit		^0.9.0
421K	5	gix-pack		^0.9.0
420K	6	gix-index		^0.9.0
410K	5	gix-commitgraph		^0.9.0
724K	31	maxminddb	optional	^0.9.0
195K	6	parity-db		^0.5
188K	15	honggfuzz		^0.9
464K	710	winit	optional	^0.9.0
153K	19	polars-io		^0.7
151K	12	polars-plan		^0.7
133K	46	solana-frozen-abi		^0.5.10
126K	13	libbpf-cargo		^0.5
116K	33	dynasmrt		^0.9.5
103K	15	grep-searcher		^0.9.0
85K	9	measureme		^0.2.1
251K	76	tantivy	optional	^0.9.0
246K	4	sctk-adwaita	optional	^0.9.0
221K	25	polars-utils	optional	^0.7
220K	38	fontdb	optional	^0.9
70K	21	wasmer-compiler		^0.6
66K	15	shared-buffer		^0.6.1
54K	2	polars-mem-engine		^0.7
160K	618	solana-sdk	optional	^0.5.10
149K	38	softbuffer	optional	^0.9.0
43K	5	blazesym		^0.9
35K	70	candle-core		^0.9.3
32K	4	minidump-writer		^0.9
30K	8	minidump		^0.9
27K	2	solana-bucket-map		^0.5.10
28K	59	solana-runtime		^0.5.10
23K	17	solana-accounts-db		^0.5.10
72K	60	tch	optional	^0.6.1
66K	26	xkbcommon	optional	^0.9.0
20K	1	sd		^0.9.0
15K	10	remoteprocess		^0.9.4
44K	19	cacache	optional	^0.5.8
14K	19	sc-chain-spec		^0.9.3
12K	1	python-oxidized-importer		^0.5.8
12K		sccache		^0.9.4
12K	7	wasmer-engine-near		^0.5
11K	2	async_http_range_reader		^0.9.0
10K		lgalloc		^0.5
10K	1	polars-stream		^0.7
10K	9	wasmer-engine		^0.5
33K	1	i-slint-backend-linuxkms	optional	^0.9.4
8.6K		komac		^0.9.4
7.5K		cargo-bloat		^0.9
7.3K	19	tract-onnx		^0.9
18K	28	fluvio-future	optional	^0.9.4
5.3K	4	rattler		^0.9.5
15K	10	pdf	optional	^0.5.0
4.7K		mmap-sync		^0.9.4
11K	20	cranelift-jit	optional	^0.2.1
3.8K		jaq		^0.9
3.1K	23	bellperson		^0.5.8
3.0K	11	merkletree		^0.5.7
3.0K		hck		^0.9.4
9.5K	1	raft-engine	optional	^0.9
3.0K	3	linera-wasmer-compiler		^0.6
2.8K	6	filecoin-proofs		^0.5.6
2.8K	8	storage-proofs-core		^0.5.6
2.8K	5	storage-proofs-porep		^0.5.6
2.8K	2	storage-proofs-update		^0.5.6
2.4K	2	anise		^0.9.4
2.4K	2	rustpython-stdlib		^0.5.4
2.4K	16	miraland-frozen-abi		^0.5.10
2.4K	2	arroy		^0.9.4
2.3K	2	flatdata		^0.5.7
2.1K	2	rustc_data_structures		^0.2.1
2.0K		mmap-append		^0.9.0
1.9K		samply		^0.9.4
1.8K	1	giga-segy-in		^0.9
5.9K	5	rarena-allocator	optional	^0.9
1.7K	1	glycin-utils		^0.9.0
1.7K		ip2location		^0.9.0
1.7K	2	libwayshot		^0.9.0
1.7K		glycin		^0.9.0
1.7K		broot		^0.9
1.5K	1	graph_builder		^0.5.10
5.0K	5	minidump-unwind	optional	^0.9
1.5K	1	sourmash		^0.9.5
1.5K	4	hc-wasmer-compiler		^0.5
4.9K	5	rattler_repodata_gateway	optional	^0.9.5
1.4K	1	wellen		^0.9.5
1.4K		ricat		^0.9.4
1.4K	2	jammdb		^0.9.0
1.3K	2	miraland-bucket-map		^0.5.10
4.3K	2	tor-dirmgr	optional	^0.9.0
1.2K	1	extindex		^0.9
1.1K	2	waycrate_xkbkeycode		^0.9.5
1.0K	21	miraland-runtime		^0.5.10
1.0K	2	nitf-rs		^0.5.10
1.0K	10	osmpbf		^0.5
1.0K	13	miraland-accounts-db		^0.5.10
3.5K	3	gstuff	optional	^0.9
3.4K	1	vfs-tar	optional	^0.9
3.3K	9	maildir	optional	^0.5.8
900		tokengeex		^0.5.2
850		verneuil		^0.5
850		typst-preview		^0.9.4
800	3	wholesym		^0.9.4
800	1	file-chunker		^0.5.2
750	1	ra-ap-rustc_data_structures		^0.2.1
750		quick-file-transfer		^0.9.4
700		seekstorm		^0.9.5
700		tensor-man		^0.9.5
650	2	py-spy		^0.9.4
650	9	linicon		^0.5
650		packbed		^0.9.4
650		gia		^0.9.4
650	1	piecrust		^0.7
600		krapslog		^0.9.0
600		rawtojpg		^0.9.4
2.3K	107	miraland-sdk	optional	^0.5.10
600	3	ironfish-bellperson		^0.5.8
550		riff-io		^0.6
2.2K	3	gvdb	optional	^0.9
500	1	pigdb		^0.5
480	3	git-ref		^0.5.0
480	1	heh		^0.9.4
480		streampager		^0.5.5
470		sicd-rs		^0.5.10
1.9K	7	rten	optional	^0.9.4
460		thorin-dwp-bin		^0.5.0
1.8K	1	fedimint-tor-dirmgr	optional	^0.9.0
450	1	ra_ap_proc_macro_srv		^0.5.4
420		rpi-led-panel		^0.9.4
420		crunchert-storage		^0.9.5
420		kornia-rs		^0.9.4
420	18	rustc-ap-rustc_data_structures		^0.2.1
370	1	perf-event2		^0.9
370		possum-db		^0.9.0
370	3	candle-datasets		^0.9.3
370	2	isr-dwarf		^0.9
370	1	uu_tac		^0.9.4
360	1	isr-cache		^0.9
1.6K	1	fontique	optional	^0.9.5
360	1	xabc-lib		^0.9.5
1.5K		ferroc	optional	^0.9
340	2	sugarloaf		^0.9.3
340	12	cu29-unifiedlog		^0.9.5
330	2	git-index		^0.5.0
320	2	spytools		^0.9.5
320	2	git-pack		^0.5.0
320		rbspy		^0.9.5
1.4K	3	floem-winit	optional	^0.9.0
290		shm-snapshot		^0.9
280		packetry		^0.9.4
280	5	transient-btree-index		^0.5
270		ba2		^0.9.0
270		tetengo_trie		^0.9.5
270		nut		^0.9.3
260		regex-cli		^0.9.4
250		ebcandle-core		^0.9.3
250	11	waffles-solana-frozen-abi		^0.5.8
250		rlgym_sim_rs		^0.9.4
250	10	safecoin-frozen-abi		^0.5.3
240		sparkl2d		^0.5
240	9	gemachain-frozen-abi		^0.5.0
230	3	cyfrin-foundry-compilers		^0.9
230	7	llm-base		^0.5.10
220	1	a653rs-linux-core		^0.9
220		a653rs-linux		^0.9
210		shmy		^0.9
1.1K		rio-winit-fork	optional	^0.9.0
190		memvec		^0.5.3
190		canopydb		^0.9
190	1	rapiddb		^0.9
180		tsfind		^0.9
180	4	graphannis-core		^0.9
180		nitv		^0.5.10
180		rpkg-rs		^0.9.4
170	1	faimm		^0.9
170		rust_abf		^0.9.5
160	2	kornia-io		^0.9.4
160	1	ddbug_parser		^0.9.4
160		rattler-build		^0.9.5
160	1	fugue-radare		^0.9
150	2	spacetimedb-commitlog		^0.9.4
150	3	readfilez		>=0.5, <=0.10
140	1	mmapcell		^0.9.4
140	2	librqbit		^0.9.4
140	1	platform-mem		^0.5
130		rust-spy		^0.7.1
130		pnafs		^0.9.5
130	1	dynamic-loader-cache		^0.9
130		data-pile		^0.2.1
130		wz_reader		^0.9.4
130		forest-filecoin		^0.9
120	1	libafl_qemu		^0.9.5
120		shmem-ipc		^0.5.8
120		rsbkb		^0.9
120		ser-io		^0.6
850	2	izihawa-tantivy	optional	^0.9.0
120		jw		^0.9.5
120	1	rsonpath-lib		^0.9.4
110	1	sapling-indexedlog		^0.5.10
110		cca-realm-measurements		^0.9.5
110		lightswitch-object		^0.9.5
110		sapling-streampager		^0.5.10
110	4	box-format		^0.5
110	1	rosbag		^0.9
100	1	hkalbasi-rustc-ap-rustc_data_structures		^0.2.1
100	1	wasmer-engine-unc		^0.5
100	3	commitlog		^0.5
	1	gemachain-bucket-map		^0.5.0
		get-all-crates		^0.9
	11	gemachain-runtime		^0.5.0
	2	vineyard		^0.7
	1	cfpyo3_rs_core		^0.9.5
		tgrep		^0.2
		pyroscope-rbspy-oncpu		^0.9.3
	2	netidx-archive		^0.7.1
	2	zerostash-files		^0.7.1
		git-commitgraph		^0.5.0
	2	rocketmq-store		^0.9.5
		ragtime		^0.9.4
	2	wasmer-engine-x		^0.5
		bugstalker		^0.9.0
	1	seal		^0.5.0
	18	waffles-solana-runtime		^0.5.8
	5	file_mmap		^0.9.0
	1	puzzlefs-lib		^0.9.4
		osmflatc		^0.9.0
	1	waffles-solana-bucket-map		^0.5.8
	2	rune-fs		^0.7.1
		utrace_parser		^0.9.4
		ipmpsc		^0.2
	1	ark-zkey		^0.9
	1	papyrus_storage		^0.8.0
	1	libwaysip		^0.9.0
	2	ezlog		^0.6
	1	osmnodecache		^0.9
		palace		^0.9.0
		timsrust		^0.9.3
	1	safecoin-bucket-map		^0.5.3
		naluacq		^0.7.1
	1	profiler-symbol-server		^0.5.0
		hongg		^0.7
	11	safecoin-runtime		^0.5.3
		font-index		^0.2.1
		fst-bin		^0.5.10
	2	tract-tensorflow		^0.9
		ogawa-rs		^0.5.8
		ps-mmap		^0.9.4
		udbg		~0.5
	1	mmap-bitvec		^0.5
		rs2-cache		^0.5
	1	tac-k-lib		^0.9
		mmap_buffer		^0.5.10
	3	below-store		^0.5.10
		geomedea		^0.9.0
		minidump-debugger		^0.8.0
	2	nwn-rs-types		^0.5.3
		semilattice-script		^0.5
		otadump		^0.5.10
		lite_db		^0.7.1
	1	wikimedia-store		^0.5.10
		wl-gammarelay-rs		^0.8
		binary-security-check		^0.9
	4	buffet		^0.9.4
		fusta		^0.5
	1	unc-vm-engine		^0.5
600		ddevmem	optional	^0.9.5
		raphy		^0.5.4
	2	gonk-database		^0.5.5
	2	runa-core		^0.5.7
	3	cbe-frozen-abi		^0.5.8
		wired		^0.1.0
		disk-ringbuffer		^0.9.4
		docker-repack		^0.9.4
		stupidalloc		^0.7.1
		tblcompare		^0.5.10
		landfill		^0.7.1
	1	runa-orbiter		^0.5.7
		sparkl3d		^0.5
		ftldat		^0.5.10
		bbolt-rs		^0.9.4
		bbqvec		^0.9.5
	1	disarm64		^0.9
		sqlite-parser-nom		^0.5.8
		chromsize		^0.9.4
	2	crabml		^0.7.1
	6	jubako		^0.9.4
		libloc		^0.9
		pyrrhic-rs		^0.9.4
		walnut		^0.9.0
		binocle		^0.5.0
		rofuse		^0.5.0
	1	wayrs-shm-alloc		^0.5
		cpp-deps		^0.9.4
	2	loam		^0.9
		messloc		^0.5.7
		ru_annoy		^0
	1	annoy-rs		^0
		elf-info		^0.5.7
		moz_genai		^0.5
		solana-snapshot-etl		^0.5.4
	1	crabml-llama2		^0.7.1
		gazo		^0.5.4
	1	imdb-index		^0.9.1
		lsm		^0.9
		ai00-core		^0.9
	1	disk		^0.9.0
	2	divvunspell		^0.5.0
		fshasher		^0.9
		mod-compatibility-checker		^0.5
		nexus2fa		^0.9.4
		shelfie		^0.5
		whistlinoak		^0.5
	1	bvr-core		^0.9
		drcov2lcov		^0.9
		file_rw		^0.9.4
		libharuhishot		^0.9.5
	2	luminal		^0.7.1
		strmap		^0.5.8
		alloc_cat		^0.9.4
		amnesimmap		^0.5.8
		bracken		^0.9.4
		coaly		^0.5.7
		dircs		^0.9.4
		mdb		^0.3.1
		rldd		^0.5.7
		samply-server		^0.5.0
		atos-astrolabe		^0.5.10
	1	bbachain-frozen-abi		^0.5.3
	1	comet-gc		^0.5
		mmap-cache		^0.5
		bitkv-rs		^0.9.4
		csep		^0.9.4
	1	datatier		^0.5.8
		moxi		^0.5.10
		pasture-io		^0.7.1
		backpak		^0.5
		brew-moonshine		^0.6.1
		btrd		^0.9
		codevis		^0.5.7
		deduplicator		^0.5.8
	1	driverkit		^0.5.10
		shmap		^0.9
		tree-sitter-grep		^0.5.3
		arwtojpg		^0.9.4
		bitcasky		^0.9.3
		cacache-sync		^0.5
		candle-core-temp		^0.7.1
		cdb2		^0.9.1
		ckb-vm-aot		^0.5
		dwat		^0.5.5
		elfpromote		^0.5.5
	2	fluke-buffet		^0.9.4
		polars-readlines		^0.9.0
	2	tetsy-db		^0.2
		bitcasky-database		^0.9.3
	1	cyfs-chunk-lib		^0.5.0
		deflect		^0.5.7
	2	faiquery		^0.7.1
	2	lurk		^0.5.10
		obstinate		^0.7.1
		one_billion_rows_challenge		^0.9.3
		xt		^0.9.0
		ziggy-honggfuzz		^0.5
		boh		^0.5
		cdx		^0
		dominion-chat		^0.5
		ledger-kv		^0.9.0
		rusty-dawg		^0.9.5
	1	tree_sitter_lint_tree-sitter-grep		^0.5.3
		wt_blk		^0.9.4
		EasyDist		^0.9.4
		czdb		^0.9.5
		honggfuzz-ziggy		^0.5
		lua-perf		^0.8.0
		meowstore_bindb		^0.9.4
		obstacle		^0.7.1
		pystse		^0.5
		safetensors-cli		^0
	2	selium-log		^0.9
		tokengrams		^0.9.4
	3	ttkmd-if		^0.7.0
		yolors		^0.9.3
		ziggy-honggfuzz-1		^0.5
		ziggy-honggfuzz-2		^0.5
460	6	finalfusion	optional	^0.9
440	1	virtio-driver	optional	<0.10
440	4	wayrs-utils	optional	^0.9
340	3	rio-window	optional	^0.9.3
320	1	anybytes	optional	^0.9.4
310	12	sanakirja	optional	^0.9
260	5	seekable-async-file	optional	^0.5
250		aol	optional	^0.9
240	64	waffles-solana-sdk	optional	^0.5.8
230		objdiff-core	optional	^0.9
220	50	safecoin-sdk	optional	^0.5.3
200	47	gemachain-sdk	optional	^0.5.0
200	3	raphtory	optional	^0.9.4
180	4	dfdx	optional	^0.5
160	1	shakmaty-syzygy	optional	^0.9
130		portable-network-archive	optional	^0.9.5
120	4	sapling-minibytes	optional	^0.5.10
120	4	infinitree	optional	^0.9.5
110		summavy	optional	^0.5.3
100		include_file_compress	optional	^0.9.4
100	1	typst-ts-compiler	optional	^0.5
		object-rewrite	optional	^0.9.4
	1	boreal	optional	^0.9
		parse-mediawiki-sql	optional	^0.5.0
	1	hid-io-core	optional	^0.5
		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
	3	exocore-chain	optional	^0.9.4
	2	fleek-blake3	optional	^0.7.1
		fluence-blake3	optional	^0.9
	1	image2	optional	^0.5
		ipdb-rust	optional	^0.5.0
		libremarkable	optional	^0.5.2
		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
		outsource-heap	optional	^0.5.7
	1	paradedb-tantivy	optional	^0.7.1
	1	qsc-cranelift-jit	optional	^0.2.1
		segsource	optional	^0.3
	4	solomka-sdk	optional	^0.5.3
		tantivy-nightly	optional	^0.5.3
		textdb	optional	^0.9.4
	1	tiny-sdk	optional	^0.5.3
	1	wasm2map	optional	~0.5.10
124K	28	safetensors	dev	^0.9
71K	4	hifijson	dev	^0.9
71K	51	ndarray-npy	dev	^0.9
24K		sliceslice	dev	^0.5
16K	4	pdb-addr2line	dev	^0.9.0
7.9K	6	surrealkv	dev	^0.9.4
5.4K	8	fastcdc	dev	^0.5.8
2.3K	1	pe-unwind-info	dev	^0.7
850	2	samply-symbols	dev	^0.9.4
800	4	mesh-loader	dev	^0.9
500	1	samply-api	dev	^0.9.4
450		sif-rtree	dev	^0.9
320		web-rwkv-converter	dev	^0.9
250	5	routecore	dev	^0.9
240	4	candle-examples	dev	^0.9.3
140		wgml	dev	^0.9.4
130	1	web-rwkv	dev	^0.9
120	1	sapling-util	dev	^0.5.10
		zwp-virtual-keyboard	dev	^0.5
		sif-kdtree	dev	^0.9
		fastcdc-alt	dev	^0.5.8
	2	ripline	dev	^0.3.0
		smelte-rs	dev	^0.5
		cpz	dev	^0.9.4
		cuniq	dev	^0.9
		fst-no-std	dev	^0.5.10
		ndarray-npz	dev	^0.9.5
		nosapi_data	dev	^0.7.1
	1	pystse-safetensors	dev	^0.5
		tropobase	dev	^0.9.4