memmap2

memmap2 is used at run time in 4,255 crates (of which 1,307 optionally). It is a direct run-time dependency in 474 crates. It's used at build time in 61 crates (of which 5 optionally, ). It's used only as a dev dependency in 437 crates (of which 27 directly).

Number of dependers	memmap2 version	Downloads/month
1,800	0.9.5	1.7M
6	0.8.0	91K
227	0.7.1	168K
169	0.6.2	81K
2,407	0.5.10	2.1M
18	0.3.1	11K
94	0.2.3	88K
32	0.1.0	4.0K

Depender (with downloads and own rev deps)			memmap2 version
7.6M	37	addr2line	optional	^0.9.4
2.3M	571	blake3	optional	^0.9
684K	18	symbolic-common		^0.9.0
641K	4	gix-ref		^0.9.0
575K	5	gix-pack		^0.9.0
570K	8	gix-index		^0.9.0
560K	5	gix-commitgraph		^0.9.0
423K	31	smithay-client-toolkit		^0.9.0
651K	33	maxminddb	optional	^0.9.0
193K	7	parity-db		^0.5
495K	743	winit	optional	^0.9.0
155K	16	honggfuzz		^0.9
151K	61	solana-frozen-abi		^0.5.10
118K	14	libbpf-cargo		^0.5
116K	15	grep-searcher		^0.9.0
110K	22	polars-io		^0.9
108K	22	wasmer-compiler		^0.6
108K	13	polars-plan		^0.9
102K	15	shared-buffer		^0.6.1
290K	42	fontdb	optional	^0.9
88K	10	measureme		^0.2.1
249K	78	tantivy	optional	^0.9.0
80K	34	dynasmrt		^0.9.5
233K	6	sctk-adwaita	optional	^0.9.0
69K	3	polars-mem-engine		^0.9
176K	678	solana-sdk	optional	^0.5.10
162K	43	softbuffer	optional	^0.9.0
43K	75	candle-core		^0.9.3
42K	1	polars-stream		^0.9
123K	27	polars-utils	optional	^0.9
40K	5	blazesym		^0.9
33K	2	solana-bucket-map		^0.5.10
34K	60	solana-runtime		^0.5.10
28K	18	solana-accounts-db		^0.5.10
85K	61	tch	optional	^0.6.1
25K	1	sd		^0.9.0
72K	21	cacache	optional	^0.5.8
21K	20	sc-chain-spec		^0.9.3
20K	7	ug		^0.9.5
60K	27	xkbcommon	optional	^0.9.0
16K	2	async_http_range_reader		^0.9.0
14K	5	minidump-writer		^0.9
13K		sccache		^0.9.4
12K	1	papyrus_storage		^0.8.0
12K	1	python-oxidized-importer		^0.5.8
12K	9	wasmer-engine		^0.5
11K	7	wasmer-engine-near		^0.5
10K	8	minidump		^0.9
10K		mmap-sync		^0.9.4
9.7K	19	tract-onnx		^0.9
9.4K		komac		^0.9.5
8.9K		sapling-streampager		^0.5.10
8.1K		lgalloc		^0.5
6.8K		cargo-bloat		^0.9
19K	28	fluvio-future	optional	^0.9.4
6.1K	2	arroy		^0.9.4
16K	21	cranelift-jit	optional	^0.2.1
15K	1	raft-engine	optional	^0.9
5.2K	4	rattler		^0.9.5
12K	1	i-slint-backend-linuxkms	optional	^0.9.4
12K	11	pdf	optional	^0.5.0
3.6K	11	merkletree		^0.5.7
3.5K	23	bellperson		^0.5.8
3.3K		glycin		^0.9.0
3.2K	1	glycin-utils		^0.9.0
3.0K	8	storage-proofs-core		^0.5.6
2.9K	5	storage-proofs-porep		^0.5.6
2.9K	2	storage-proofs-update		^0.5.6
2.9K	6	filecoin-proofs		^0.5.6
2.7K		broot		^0.9
2.6K		jaq		^0.9
2.5K	3	anise		^0.9.4
2.4K	2	jammdb		^0.9.0
2.4K		file_rw		^0.9.4
2.2K	1	giga-segy-in		^0.9
2.2K	1	wellen		^0.9.5
2.2K		shmy		^0.9
2.0K		mmap-append		^0.9.0
2.0K		samply		^0.9.4
1.8K	1	rapiddb		^0.9
1.7K	3	linera-wasmer-compiler		^0.6
1.7K	2	flatdata		^0.5.7
1.6K	2	libwayshot		^0.9.0
5.1K	5	rattler_repodata_gateway	optional	^0.9.5
1.5K		ip2location		^0.9
1.4K		ricat		^0.9.4
1.4K	10	remoteprocess		^0.9.4
4.7K	1	vfs-tar	optional	^0.9
1.2K	3	wholesym		^0.9.4
4.3K	5	minidump-unwind	optional	^0.9
1.2K	1	ra_ap_proc_macro_srv		^0.5.4
1.2K	3	rustpython-stdlib		^0.5.4
4.2K	2	tor-dirmgr	optional	^0.9.0
1.2K	1	graph_builder		^0.5.10
1.0K		jw		^0.9.5
1.0K	2	nitf-rs		^0.5.10
1.0K	10	osmpbf		^0.5
1.0K	9	linicon		^0.5
950	1	rpkg-rs		^0.9.4
950		sparkl3d		^0.5
900	1	extindex		^0.9
900		tokengeex		^0.5.2
850		seekstorm		^0.9.5
850		typst-preview		^0.9.4
800		csep		^0.9.4
750	1	ra-ap-rustc_data_structures		^0.2.1
750		deduplicator		^0.5.8
750		veresiye		^0.9.4
2.8K	3	gstuff	optional	^0.9
750		quick-file-transfer		^0.9.4
700	2	rustc_data_structures		^0.2.1
2.7K	3	gvdb	optional	^0.9
700		dwat		^0.5.5
650		cdb2		^0.9.1
600		wt_blk		^0.9.4
600		packbed		^0.9.4
600		packetry		^0.9.4
600	2	sugarloaf		^0.9.3
550	2	kornia-io		^0.9.4
550		shmap		^0.9
2.2K	9	maildir	optional	^0.5.8
550	2	sourmash		^0.9.5
550	1	cfpyo3_rs_core		^0.9.5
550		verneuil		^0.5
500		riff-io		^0.6
500	5	transient-btree-index		^0.5
2.1K	7	rten	optional	^0.9.4
500		ps-mmap		^0.9.4
500	1	rustscout		^0.9.0
480	1	uu_tac		^0.9.4
470		streampager		^0.5.5
460		thorin-dwp-bin		^0.5.0
430	1	qemu-display		^0.9.5
430	2	tract-tensorflow		^0.9
420		rpi-led-panel		^0.9.4
420		kornia-rs		^0.9.4
410		fast_symspell		^0.9.5
410	2	py-spy		^0.9.4
410		naluacq		^0.7.1
400	16	miraland-frozen-abi		^0.5.10
390		xdp		^0.9
380	1	rosbag		^0.9
370		possum-db		^0.9.0
370		fshasher		^0.9
360	2	waycrate_xkbkeycode		^0.9.5
360	1	perf-event2		^0.9
350	1	heh		^0.9.4
350		gguf-utils		^0.9
350		libharuhishot		^0.9.5
1.5K		ferroc	optional	^0.9
340	4	candle-datasets		^0.9.3
1.5K	1	typst-ts-compiler	optional	^0.5
330		storable_vec		^0.9.5
330	1	timsrust		^0.9.3
330		memvec		^0.5.3
330	1	rsonpath-lib		^0.9.5
320	4	graphannis-core		^0.9
310	2	librqbit		^0.9.4
300		tetengo_trie		^0.9.5
300		ckb-vm-aot		^0.5
290	3	cyfrin-foundry-compilers		^0.9
290		pkcs12cracker		^0.9.5
290		shm-snapshot		^0.9
290		tensor-man		^0.9.5
290	1	file-chunker		^0.5.2
280	2	diffuse_rs_common		^0.9.5
280	2	piecrust		^0.7
1.3K	1	fedimint-tor-dirmgr	optional	^0.9.0
270	4	hc-wasmer-compiler		^0.5
270	6	llm-base		^0.5.10
270		heavykeeper		^0.9.5
270		pasture-io		^0.7.1
270		qsv		^0.9
270	11	waffles-solana-frozen-abi		^0.5.8
260	3	git-ref		^0.5.0
260		disarm64-cli		^0.9
1.2K	4	infinitree	optional	^0.9.5
260		regex-cli		^0.9.4
250		bugstalker		^0.9.0
250		rlgym_sim_rs		^0.9.4
1.2K	3	exocore-chain	optional	^0.9.4
240	10	safecoin-frozen-abi		^0.5.3
230	18	rustc-ap-rustc_data_structures		^0.2.1
220		simdphrase		^0.9.5
1.1K		rio-winit-fork	optional	^0.9.0
210	8	cu29-unifiedlog		^0.9.5
1.1K	1	anybytes	optional	^0.9.4
200		data-pile		^0.2.1
200	2	spacetimedb-commitlog		^0.9.4
190	1	mmapcell		^0.9.4
190		sketchlib		^0.9
180		tsfind		^0.9
1.0K		wright	optional	^0.9.3
180		kbvm-cli		^0.9.5
180	1	pigdb		^0.5
170		rbspy		^0.9.5
170	1	ark-zkey		^0.9
170	2	diffusion_rs_common		^0.9.5
170		fst-bin		^0.5.10
170	2	git-pack		^0.5.0
170	3	commitlog		^0.5
1.0K	3	floem-winit	optional	^0.9.0
1.0K		aol	optional	^0.9
160	1	driverkit		^0.5.10
160	1	semaphore-rs-ark-zkey		^0.9
150	2	miraland-bucket-map		^0.5.10
150		docker-repack		^0.9.4
150		hck		^0.9.5
150		rsbkb		^0.9
150	21	miraland-runtime		^0.5.10
150	2	git-index		^0.5.0
150	13	miraland-accounts-db		^0.5.10
150	3	readfilez		>=0.5, <=0.10
140		rust_abf		^0.9.5
140		krapslog		^0.9.0
140	1	platform-mem		^0.5
140		rattler-build		^0.9.5
130	1	faimm		^0.9
130		rust-spy		^0.7.1
120		drcov2lcov		^0.9
120		shmem-ipc		^0.5.8
120	2	spytools		^0.9.5
120	2	fluke-buffet		^0.9.4
120		ser-io		^0.6
120	1	solana-genesis-config		^0.5.10
110		rawtojpg		^0.9.5
110		pnafs		^0.9.5
110		ai00-core		^0.9
110		rldd		^0.5.7
110	1	libafl_qemu		^0.9.5
110	9	gemachain-frozen-abi		^0.5.0
110	2	wasmer-engine-x		^0.5
100		gia		^0.9.4
100	1	xabc-lib		^0.9.5
100		diskann-rs		^0.5
100		bitcasky		^0.9.3
100		rotonda		^0.9.4
100	1	wasmer-engine-unc		^0.5
		lsm		^0.9
	2	vineyard		^0.7
	2	rocketmq-store		^0.9.5
		repa		=0.9.5
		nasadem		^0.7.1
750	6	finalfusion	optional	^0.9
		forest-filecoin		^0.9
		tgrep		^0.2
		cdx		^0
		rusty-dawg		^0.9.5
	2	zerostash-files		^0.7.1
	4	box-format		^0.5
750	1	fontique	optional	^0.9.5
		git-commitgraph		^0.5.0
		backpak		^0.9
		ragtime		^0.9.4
		disk-chan		^0.9.5
	1	imdb-index		^0.9.1
		nut		^0.9.3
	1	puzzlefs-lib		^0.9.4
	1	a653rs-linux-core		^0.9
		osmflatc		^0.9.0
	1	isr-cache		^0.9
	2	rune-fs		^0.7.1
700	1	image2	optional	^0.5
	2	isr-dwarf		^0.9
		safetensors-browser		^0.9.5
	1	waffles-solana-bucket-map		^0.5.8
	18	waffles-solana-runtime		^0.5.8
		a653rs-linux		^0.9
		utrace_parser		^0.9.4
	3	ironfish-bellperson		^0.5.8
		disk-dlmalloc		^0.9
		elf-info		^0.5.7
	2	ezlog		^0.6
	1	osmnodecache		^0.9
		palace		^0.9.0
		bbqvec		^0.9.5
		get-all-crates		^0.9
	1	profiler-symbol-server		^0.5.0
		bbolt-rs		^0.9.4
	2	faiquery		^0.7.1
		nitv		^0.5.10
		czdb		^0.9.5
		font-index		^0.2.1
		ogawa-rs		^0.5.8
650		portable-network-archive	optional	^0.9.5
		udbg		~0.5
	1	bvr-core		^0.9
	1	mmap-bitvec		^0.5
	1	cyfs-chunk-lib		^0.5.0
	1	ddbug_parser		^0.9.4
		rs2-cache		^0.5
	1	tac-k-lib		^0.9
		mmap_buffer		^0.5.10
		geomedea		^0.9.0
		minidump-debugger		^0.8.0
	1	dynamic-loader-cache		^0.9
	2	nwn-rs-types		^0.5.3
	1	safecoin-bucket-map		^0.5.3
	5	file_mmap		^0.9.0
	13	jomy-ap-rustc_data_structures		^0.2.1
		semilattice-script		^0.5
	1	unc-vm-engine		^0.5
		bevy-histrion-packer		^0.9.5
		lite_db		^0.7.1
		pyrrhic-rs		^0.9.4
	1	wikimedia-store		^0.5.10
		wl-gammarelay-rs		^0.8
	1	fugue-radare		^0.9
		fusta		^0.5
	1	gemachain-bucket-map		^0.5.0
		raphy		^0.5.4
		neptune-cash		^0.9
	11	safecoin-runtime		^0.5.3
	11	gemachain-runtime		^0.5.0
	2	gonk-database		^0.5.5
		chromsize		^0.9.4
		dircs		^0.9.5
		xt		^0.9.0
		btrd		^0.9
	2	runa-core		^0.5.7
	2	luminal		^0.7.1
		otadump		^0.5.10
		wired		^0.1.0
	1	comet-gc		^0.5
		stupidalloc		^0.7.1
		tblcompare		^0.5.10
		landfill		^0.7.1
	1	runa-orbiter		^0.5.7
		ftldat		^0.5.10
		hongg		^0.7
	1	annoy-rs		^0
	1	seal		^0.5.0
		sparkl2d		^0.5
		binary-security-check		^0.9
		walnut		^0.9.0
		app_input		^0.9.5
		binocle		^0.5.0
		boh		^0.5
		dominion-chat		^0.5
	2	lurk		^0.5.10
		rofuse		^0.5.0
	1	wayrs-shm-alloc		^0.5
		yolors		^0.9.3
		ziggy-honggfuzz		^0.5
		cacache-sync		^0.5
		coaly		^0.5.7
	1	datatier		^0.5.8
		messloc		^0.5.7
		ru_annoy		^0
		sqlite-parser-nom		^0.5.8
		ba2		^0.9.0
		bitcasky-database		^0.9.3
		brew-moonshine		^0.6.1
		deflect		^0.5.7
		arwtojpg		^0.9.4
		moz_genai		^0.5
		solana-snapshot-etl		^0.5.4
	2	tetsy-db		^0.2
	1	disk		^0.9.0
		disk-ringbuffer		^0.9.4
		gazo		^0.5.4
		mod-compatibility-checker		^0.5
		shelfie		^0.5
		whistlinoak		^0.5
	6	jubako		^0.9.4
		sicd-rs		^0.5.10
		strmap		^0.5.8
		amnesimmap		^0.5.8
		canopydb		^0.9
	1	hkalbasi-rustc-ap-rustc_data_structures		^0.2.1
		ipmpsc		^0.2
		mdb		^0.3.1
		samply-server		^0.5.0
		wz_reader		^0.9.4
		mmap-cache		^0.5
		moxi		^0.5.10
	2	netidx-archive		^0.9
		tree-sitter-grep		^0.5.3
	3	cbe-frozen-abi		^0.5.8
	2	divvunspell		^0.5.0
		elfpromote		^0.5.5
		nx-pkg4		^0.9.5
		atos-astrolabe		^0.5.10
	4	buffet		^0.9.4
		libloc		^0.9
	1	libwaysip		^0.9.0
	2	loam		^0.9
		obstinate		^0.7.1
		one_billion_rows_challenge		^0.9.3
		pyroscope-rbspy-oncpu		^0.9.3
	3	below-store		^0.5.10
		codevis		^0.5.7
		ledger-kv		^0.9.0
		mmap-vecdeque		^0.9
		rustpotion		^0.9.5
	1	tree_sitter_lint_tree-sitter-grep		^0.5.3
		vexis		^0.5.10
		EasyDist		^0.9.4
		alloc_cat		^0.9.4
	1	bbachain-frozen-abi		^0.5.3
		bitkv-rs		^0.9.4
		bracken		^0.9.4
		candle-core-temp		^0.7.1
		cca-realm-measurements		^0.9.5
		cpp-deps		^0.9.4
	2	crabml		^0.7.1
	1	crabml-llama2		^0.7.1
		crunchert-storage		^0.9.5
		ebcandle-core		^0.9.3
		honggfuzz-ziggy		^0.5
	8	jupnet-frozen-abi		^0.5.10
		lightswitch-object		^0.9.5
		lua-perf		^0.8.0
		meowstore_bindb		^0.9.4
		nexus2fa		^0.9.4
		polars-readlines		^0.9.0
		pystse		^0.5
		safetensors-cli		^0
	1	sapling-indexedlog		^0.5.10
	2	selium-log		^0.9
		tokengrams		^0.9.4
	3	ttkmd-if		^0.7.0
		ziggy-honggfuzz-1		^0.5
		ziggy-honggfuzz-2		^0.5
480	5	rarena-allocator	optional	^0.9
460	3	rio-window	optional	^0.9.5
440	1	virtio-driver	optional	<0.10
380	107	miraland-sdk	optional	^0.5.10
380	4	wayrs-utils	optional	^0.9
350	2	deft-winit	optional	^0.9.0
270	1	mmap-wrapper	optional	^0.9.4
260	64	waffles-solana-sdk	optional	^0.5.8
260	5	seekable-async-file	optional	^0.5
210	1	line_cardinality	optional	^0.9
210	50	safecoin-sdk	optional	^0.5.3
170	1	shakmaty-syzygy	optional	^0.9
170	13	sanakirja	optional	^0.9
160	5	dfdx	optional	^0.5
110	2	izihawa-tantivy	optional	^0.9.0
110	1	lento-winit	optional	^0.9.0
100		include_file_compress	optional	^0.9.4
	47	gemachain-sdk	optional	^0.5.0
		libremarkable	optional	^0.5.2
	1	boreal	optional	^0.9
		summavy	optional	^0.5.3
		parse-mediawiki-sql	optional	^0.5.0
		binreader	optional	^0.3.0
	4	cbe-sdk	optional	^0.5.8
		cilium	optional	^0.9.4
		data_reader	optional	^0.5.5
		ddevmem	optional	^0.9.5
		dynbytes	optional	^0.9.4
	2	fleek-blake3	optional	^0.7.1
		fluence-blake3	optional	^0.9
	1	hid-io-core	optional	^0.5
		ipdb-rust	optional	^0.5.0
		ligmars	optional	^0.8.0
	2	linkspace-common	optional	^0.5.5
		lsys-lib-area	optional	~0.9
		objdiff-core	optional	^0.9
		object-rewrite	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
	3	raphtory	optional	^0.9.4
	4	sapling-minibytes	optional	^0.5.10
		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
146K	36	safetensors	dev	^0.9
100K	4	hifijson	dev	^0.9
49K	53	ndarray-npy	dev	^0.9
24K		sliceslice	dev	^0.5
15K	4	pdb-addr2line	dev	^0.9.0
8.9K	8	fastcdc	dev	^0.5.8
2.2K	1	pe-unwind-info	dev	^0.7
1.2K	2	samply-symbols	dev	^0.9.4
900	4	mesh-loader	dev	^0.9
750	1	samply-api	dev	^0.9.4
750	1	web-rwkv	dev	^0.9
480		sif-rtree	dev	^0.9
470	4	candle-examples	dev	^0.9.3
360	5	routecore	dev	^0.9
210		cuniq	dev	^0.9
150		sif-kdtree	dev	^0.9
100		fastcdc-alt	dev	^0.5.8
		zwp-virtual-keyboard	dev	^0.5
		wgml	dev	^0.9.4
		ndarray-npz	dev	^0.9.5
	2	ripline	dev	^0.3.0
		fst-no-std	dev	^0.5.10
		bcast	dev	^0.9.5
		smelte-rs	dev	^0.5
		cpz	dev	^0.9.4
		web-rwkv-converter	dev	^0.9
	1	pystse-safetensors	dev	^0.5
	1	sapling-util	dev	^0.5.10
		tropobase	dev	^0.9.4