memmap2

memmap2 is used at run time in 4,547 crates (of which 1,433 optionally). It is a direct run-time dependency in 529 crates. It's used at build time in 65 crates (of which 6 optionally, ). It's used only as a dev dependency in 504 crates (of which 31 directly).

Number of dependers	memmap2 version	Downloads/month
2,152	0.9.5	3.6M
6	0.8.0	104K
223	0.7.1	259K
152	0.6.2	124K
2,459	0.5.10	1.6M
14	0.3.1	18K
80	0.2.3	108K
30	0.1.0	13K

Depender (with downloads and own rev deps)			memmap2 version
10.0M	41	addr2line	optional	^0.9.4
1.1M	6	gix-commitgraph		^0.9.0
1.1M	7	gix-index		^0.9.0
1.1M	5	gix-pack		^0.9.0
1.3M	4	gix-ref		^0.9.0
1.3M	34	smithay-client-toolkit		^0.9.0
1.5M	18	symbolic-common		^0.9.0
3.2M	617	blake3	optional	^0.9
1.1M	784	winit	optional	^0.9.0
393K	23	polars-io		^0.9
390K	13	polars-plan		^0.9
798K	39	maxminddb	optional	^0.9.0
234K	14	libbpf-cargo		^0.5
200K	66	solana-frozen-abi		^0.5.10
594K	73	tch	optional	^0.6.1
593K	7	sctk-adwaita	optional	^0.9.0
175K	7	parity-db		^0.5
140K	16	honggfuzz		^0.9
406K	27	polars-utils	optional	^0.9
401K	87	tantivy	optional	^0.9.0
132K	23	wasmer-compiler		^0.6
130K	15	grep-searcher		^0.9.0
125K		komac		^0.9.5
119K	15	shared-buffer		^0.6.1
354K	46	fontdb	optional	^0.9
105K	33	dynasmrt		^0.9.5
90K	5	blazesym		^0.9
88K	9	measureme		^0.2.1
88K	4	solana-genesis-config		^0.5.10
75K	3	polars-mem-engine		^0.9
194K	46	softbuffer	optional	^0.9.0
61K	1	polars-stream		^0.9
57K	85	candle-core		^0.9.3
52K	8	ug		^0.9.5
51K	2	async_http_range_reader		^0.9.0
45K		mmap-sync		^0.9.4
126K	23	cacache	optional	^0.5.8
39K	2	solana-bucket-map		^0.5.10
39K	61	solana-runtime		^0.5.10
32K	19	solana-accounts-db		^0.5.10
32K		sccache		^0.9.4
81K	28	xkbcommon	optional	^0.9.0
22K	22	sc-chain-spec		^0.9.3
17K	1	sapling-streampager		^0.5.10
15K	1	sd		^0.9.0
14K	5	minidump-writer		^0.9
13K	9	wasmer-engine		^0.5
39K	24	cranelift-jit	optional	^0.2.1
37K	15	lindera-dictionary	optional	^0.9.5
11K	19	tract-onnx		^0.9
10K	1	python-oxidized-importer		^0.5.8
10K	8	minidump		^0.9
9.4K	1	lgalloc		^0.5
9.4K	3	arroy		^0.9.5
8.4K	7	wasmer-engine-near		^0.5
7.2K		cargo-bloat		^0.9
19K	11	pdf	optional	^0.5.0
5.6K	4	rattler		^0.9.5
5.2K		libloc		^0.9
5.0K	23	bellperson		^0.5.8
14K	28	fluvio-future	optional	^0.9.4
14K	1	i-slint-backend-linuxkms	optional	^0.9.4
4.8K	8	deno_ffi		^0.9
4.8K	11	merkletree		^0.5.7
4.3K		memvec		^0.5.3
4.2K	8	storage-proofs-core		^0.5.6
13K	1	raft-engine	optional	^0.9
4.2K	5	storage-proofs-porep		^0.5.6
4.2K	2	storage-proofs-update		^0.5.6
4.2K	6	filecoin-proofs		^0.5.6
4.1K	4	fmmap		^0.9
3.9K	1	giga-segy-in		^0.9
3.6K		samply		^0.9.4
3.5K	3	linera-wasmer-compiler		^0.6
3.5K	7	anise		^0.9.4
3.2K	4	wholesym		^0.9.4
3.1K		broot		^0.9
2.9K	10	remoteprocess		^0.9.4
2.9K	4	yara-x		^0.9.5
2.8K	4	brk_vec		^0.9.5
2.6K	3	libwayshot		^0.9.0
2.6K	2	rustc_data_structures		^0.2.1
2.4K	18	rustc-ap-rustc_data_structures		^0.2.1
2.4K	1	glycin-utils		^0.9.0
2.3K		glycin		^0.9.0
2.2K		shmy		^0.9
2.2K		start		^0.9.5
2.0K		mmap-append		^0.9.0
1.9K		jaq		^0.9
1.8K	3	rustpython-stdlib		^0.5.4
1.8K	1	rapiddb		^0.9
1.7K	2	graph_builder		^0.5.10
1.7K	2	flatdata		^0.5.7
1.7K	5	transient-btree-index		^0.5
5.5K	5	minidump-unwind	optional	^0.9
5.4K	5	rattler_repodata_gateway	optional	^0.9.5
5.3K	2	tor-dirmgr	optional	^0.9.0
1.5K	3	git-ref		^0.5.0
1.5K		cdx		^0
1.4K		ricat		^0.9.4
1.4K	5	jammdb		^0.9.0
4.7K	1	vfs-tar	optional	^0.9
1.2K		disk-ringbuffer		^0.9.4
1.1K		bqtools		^0.9.5
1.0K	10	osmpbf		^0.5
1.0K	2	py-spy		^0.9.4
1.0K	2	nitf-rs		^0.5.10
1.0K		ip2location		^0.9
1.0K	1	extindex		^0.9
1.0K		veresiye		^0.9.4
1.0K	2	wellen		^0.9.5
950	2	kornia-io		^0.9.4
950		rbspy		^0.9.5
950	2	spytools		^0.9.5
900	1	file-chunker		^0.5.2
3.3K	1	fontique	optional	^0.9.5
900		dircs		^0.9.5
900		tokengeex		^0.5.2
850		typst-preview		^0.9.4
800		csep		^0.9.4
800	4	candle-datasets		^0.9.3
750	1	ra-ap-rustc_data_structures		^0.2.1
750		deduplicator		^0.5.8
750		krapslog		^0.9.0
750		sparkl3d		^0.5
750		blake2_bin		^0.9.5
750		shmap		^0.9.5
750		quick-file-transfer		^0.9.4
750	1	mehari		^0.9.5
700		ps-mmap		^0.9.4
700	6	cu29-unifiedlog		^0.9.5
2.6K	3	gvdb	optional	^0.9
700		dwat		^0.5.5
650	10	linicon		^0.5
650		verneuil		^0.5
2.5K	3	gstuff	optional	^0.9
650		gia		^0.9.4
650	1	ra_ap_proc_macro_srv		^0.9.5
650	1	semaphore-rs-ark-zkey		^0.9
650		cdb2		^0.9.1
600	1	perf-event2		^0.9
600		packetry		^0.9.4
550		som		^0.9.5
550		streampager		^0.5.5
550		gguf-utils		^0.9
550	1	cfpyo3_rs_core		^0.9.5
550	1	fast-down		^0.9.5
500		possum-db		^0.9.0
490	2	sugarloaf		^0.9.5
480		forest-filecoin		^0.9
480	16	miraland-frozen-abi		^0.5.10
470		sicd-rs		^0.5.10
470	2	piecrust		^0.7
460		rawtojpg		^0.9.5
450		qsv		^0.9
450	2	sourmash		^0.9.5
1.8K	7	rten	optional	^0.9.4
430	2	binseq		^0.9.5
430	4	graphannis-core		^0.9
420		kornia-rs		^0.9.4
420		vbinseq		^0.9.5
410		naluacq		^0.7.1
390		filkoll		^0.9.5
390		bevy-histrion-packer		^0.9
380		firm_netter		^0.9.5
370	2	git-pack		^0.5.0
1.6K	3	floem-winit	optional	^0.9.0
370		fshasher		^0.9
360	1	uu_tac		^0.9.4
360	1	faimm		^0.9
350	1	heh		^0.9.4
350		libharuhishot		^0.9.5
350		nut		^0.9.3
1.5K		ferroc	optional	^0.9
350		sharc		^0.9.5
340	2	spacetimedb-commitlog		^0.9.4
1.5K	1	typst-ts-compiler	optional	^0.5
330	1	timsrust		^0.9.3
320		bugstalker		^0.9.0
320	2	git-index		^0.5.0
320		heavykeeper		^0.9.5
300	2	tract-tensorflow		^0.9
300	1	disk		^0.9.0
300		neptune-cash		^0.9
300		ckb-vm-aot		^0.5
300		ark-zkey		^0.9
290		seekstorm		^0.9.5
290		shm-snapshot		^0.9
290		tensor-man		^0.9.5
280	3	ironfish-bellperson		^0.5.8
260	6	llm-base		^0.5.10
260		regex-cli		^0.9.4
250		repa		=0.9.5
250		seq-here		^0.9.5
250		rlgym_sim_rs		^0.9.4
240		timberjack		^0.9.5
240		src2md		^0.9.5
220		storable_vec		^0.9.5
220	3	cyfrin-foundry-compilers		^0.9
220		app_input		^0.9.5
220	2	dynamic-loader-cache		^0.9
220		stupidalloc		^0.7.1
210		binary-security-check		^0.9
210	1	pigdb		^0.5
1.1K		rio-winit-fork	optional	^0.9.0
190	1	mmapcell		^0.9.4
190	1	alloc_cat		^0.9.4
1.0K	1	fedimint-tor-dirmgr	optional	^0.9.0
180	1	rsonpath-lib		^0.9.5
180	13	miraland-accounts-db		^0.5.10
180		nitv		^0.5.10
180		rldd		^0.5.7
170	1	seal		^0.5.0
170	21	miraland-runtime		^0.5.10
170	2	miraland-bucket-map		^0.5.10
170	1	ddbug_parser		^0.9.4
160	1	driverkit		^0.5.10
160		data-pile		^0.2.1
150		tsfind		^0.9
150	1	libafl_qemu		^0.9.5
150		tetengo_trie		^0.9.5
150	3	readfilez		>=0.5, <=0.10
140		disarm64-cli		^0.9
140	2	librqbit		^0.9.4
140		numrs2		^0.9.1
140	1	platform-mem		^0.5
140	2	waycrate_xkbkeycode		^0.9.5
140		pnafs		^0.9.5
140		rattler-build		^0.9.5
140	1	rosbag		^0.9
130		rust-spy		^0.7.1
130		bao_bin		^0.9.5
130	11	waffles-solana-frozen-abi		^0.5.8
130		lite_db		^0.9.5
130	1	sftool-lib		^0.9.5
120		tauri-dumper		^0.9
120		shmem-ipc		^0.5.8
120		thorin-dwp-bin		^0.5.0
120	2	fluke-buffet		^0.9.4
120		ser-io		^0.6
120		vectorbase		^0.9.0
120	1	libwaysip		^0.9.4
120	10	safecoin-frozen-abi		^0.5.3
120		kbvm-cli		^0.9.5
120		xaeroflux		^0.9.5
120		disk-chan		^0.9.5
110		rotonda		^0.9.4
110	9	gemachain-frozen-abi		^0.5.0
110		start-storage		^0.9.5
110		rpi-led-panel		^0.9.4
110		codevis		^0.5.7
110	3	commitlog		^0.5
100	1	hkalbasi-rustc-ap-rustc_data_structures		^0.2.1
100	1	xabc-lib		^0.9.5
100		bitcasky		^0.9.3
100	1	wasmer-engine-unc		^0.5
		lsm		^0.9
	2	vineyard		^0.7
		bascet		^0.9.5
		tgrep		^0.2
		pyroscope-rbspy-oncpu		^0.9.3
		rusty-dawg		^0.9.5
	2	zerostash-files		^0.7.1
		git-commitgraph		^0.5.0
		get-all-crates		^0.9
	2	hddb		^0.5
	2	wasmer-engine-x		^0.5
		ragtime		^0.9.4
		shmipc		^0.9
	1	imdb-index		^0.9.1
	1	puzzlefs-lib		^0.9.4
		a653rs-linux		^0.9
	1	a653rs-linux-core		^0.9
		osmflatc		^0.9.0
		squid		^0.7
	2	rune-fs		^0.7.1
		timber-rs		^0.9.5
		utrace_parser		^0.9.4
	2	lurk		^0.5.10
		fst-bin		^0.5.10
		disk-dlmalloc		^0.9
		ciphey		^0.9.0
	2	ezlog		^0.6
		palace		^0.9.0
		bbqvec		^0.9.5
	11	gemachain-runtime		^0.5.0
	1	profiler-symbol-server		^0.5.0
650		sib	optional	^0.9.5
		czdb		^0.9.5
		font-index		^0.2.1
		ogawa-rs		^0.5.8
		pkcs12cracker		^0.9.5
		udbg		~0.5
	1	bvr-core		^0.9
650		taboc	optional	^0.9.5
		hck		^0.9.5
	1	mmap-bitvec		^0.5
	1	cyfs-chunk-lib		^0.5.0
	1	gemachain-bucket-map		^0.5.0
		rs2-cache		^0.5
	1	tac-k-lib		^0.9
	18	waffles-solana-runtime		^0.5.8
	1	ba2		^0.9.0
		mmap_buffer		^0.5.10
		bbolt-rs		^0.9.4
		geomedea		^0.9.0
		minidump-debugger		^0.8.0
		binocle		^0.5.0
	2	divvunspell		^0.5.0
	2	nwn-rs-types		^0.5.3
		ipmpsc		^0.2
		semilattice-script		^0.5
		otadump		^0.5.10
	1	project_ares		^0.9.0
	1	wikimedia-store		^0.5.10
		wl-gammarelay-rs		^0.8
		fusta		^0.5
	2	simd-r-drive		^0.9.5
	2	dset		^0.9.5
		elf-info		^0.5.7
	11	safecoin-runtime		^0.5.3
		riff-io		^0.6
	3	below-store		^0.5.10
	2	gonk-database		^0.5.5
		chromsize		^0.9.4
	1	libwild		^0.9.5
		btrd		^0.9
		huffc		^0.9.5
	1	unc-vm-engine		^0.5
	1	waffles-solana-bucket-map		^0.5.8
	2	runa-core		^0.5.7
	2	loam		^0.9
	2	luminal		^0.7.1
550	9	maildir	optional	^0.5.8
		wired		^0.1.0
	1	comet-gc		^0.5
550	5	rarena-allocator	optional	^0.9
		rsbkb		^0.9
		tblcompare		^0.5.10
	2	isr-dwarf		^0.9
		landfill		^0.7.1
	1	runa-orbiter		^0.5.7
		ftldat		^0.5.10
550		object-rewrite	optional	^0.9.4
	1	rpkg-rs		^0.9.5
	2	tetsy-db		^0.2
	1	safecoin-bucket-map		^0.5.3
	2	diffusion_rs_common		^0.9.5
		flash-kv		^0.9.4
		sqlite-parser-nom		^0.5.8
	1	isr-cache		^0.9
	1	osmnodecache		^0.9
		walnut		^0.9.0
		x79d8		^0.5
		boh		^0.5
		dominion-chat		^0.5
	2	faiquery		^0.7.1
		rofuse		^0.5.0
	1	wayrs-shm-alloc		^0.5
	4	box-format		^0.5
	4	buffet		^0.9.4
		cacache-sync		^0.5
	1	datatier		^0.5.8
		messloc		^0.5.7
	1	papyrus_storage		^0.8.0
		ru_annoy		^0
		bitcasky-database		^0.9.3
		brew-moonshine		^0.6.1
		deflect		^0.5.7
		fast_symspell		^0.9.5
		arwtojpg		^0.9.4
		moz_genai		^0.5
		solana-snapshot-etl		^0.5.4
	5	file_mmap		^0.9.0
		gazo		^0.5.4
		rust_abf		^0.9.5
		mod-compatibility-checker		^0.5
		shelfie		^0.5
		whistlinoak		^0.5
		cca-realm-measurements		^0.9.5
		hongg		^0.7
		strmap		^0.5.8
		amnesimmap		^0.5.8
	4	hc-wasmer-compiler		^0.5
	6	jubako		^0.9.4
		mdb		^0.3.1
	2	rocketmq-store		^0.9.5
		rustpotion		^0.9.5
		samply-server		^0.5.0
		xt		^0.9.4
		backpak		^0.9
		jw		^0.9.5
		mmap-cache		^0.5
		textalyzer		^0.9.0
	1	fugue-radare		^0.9
		moxi		^0.5.10
	1	netidx-archive		^0.9
		tmsoft_dbase		^0.9.5
	1	vmi-driver-kdmp		^0.9
	1	vmi-driver-xen-core-dump		^0.9
		coaly		^0.5.7
		crunchert-storage		^0.9.5
		tree-sitter-grep		^0.5.3
		ai00-core		^0.9
	2	diffuse_rs_common		^0.9.5
		elfpromote		^0.5.5
		mmap-vecdeque		^0.9
		nx-pkg4		^0.9.5
		raphy		^0.5.4
	1	rustscout		^0.9.0
		vexis		^0.5.10
		wz_reader		^0.9.4
	1	annoy-rs		^0
		atos-astrolabe		^0.5.10
	3	cbe-frozen-abi		^0.5.8
		docker-repack		^0.9.4
		obstinate		^0.7.1
		one_billion_rows_challenge		^0.9.3
		packbed		^0.9.4
	1	qemu-display		^0.9.5
		wt_blk		^0.9.4
		ziggy-honggfuzz		^0.5
		diskann-rs		^0.5
		drcov2lcov		^0.9
		file_rw		^0.9.4
		ledger-kv		^0.9.0
		pasture-io		^0.7.1
		pyrrhic-rs		^0.9.4
		sketchlib		^0.9
		smn_arch		^0.6.2
		sparkl2d		^0.5
	1	tree_sitter_lint_tree-sitter-grep		^0.5.3
		EasyDist		^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
		check_hashes		^0.9.5
		cpp-deps		^0.9.4
	2	crabml		^0.7.1
	1	crabml-llama2		^0.7.1
		csv2xlsx-pro		^0.9.5
		ebcandle-core		^0.9.3
		embedded-storage-file		^0.9.5
		honggfuzz-ziggy		^0.5
		jpgfromraw		^0.9.5
	8	jupnet-frozen-abi		^0.5.10
		lightswitch-object		^0.9.5
	1	linker-diff		^0.9.5
		lua-perf		^0.8.0
		measureme-mirror		^0.2.1
		meowstore_bindb		^0.9.4
		nasadem		^0.7.1
		nexus2fa		^0.9.4
		polars-readlines		^0.9.0
		pystse		^0.5
		safetensors-browser		^0.9.5
		safetensors-cli		^0
	1	sapling-indexedlog		^0.5.10
	2	selium-log		^0.9
		simdphrase		^0.9.5
		sokudo		^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
480	7	finalfusion	optional	^0.9
460	107	miraland-sdk	optional	^0.5.10
440	1	virtio-driver	optional	<0.10
400		tch-plus	optional	^0.6.1
360	3	rio-window	optional	^0.9.5
260	5	seekable-async-file	optional	^0.5
250	3	raphtory	optional	^0.9.4
240	1	ferrishot_winit_fork	optional	^0.9.0
220		wright	optional	^0.9.3
210	1	line_cardinality	optional	^0.9
200		portable-network-archive	optional	^0.9.5
180	13	sanakirja	optional	^0.9
160	1	boreal	optional	^0.9
160	1	rotonda-store	optional	^0.9
160	5	dfdx	optional	^0.5
150	2	deft-winit	optional	^0.9.0
140		ddevmem	optional	^0.9.5
130	64	waffles-solana-sdk	optional	^0.5.8
110		summavy	optional	^0.5.3
100		fixed-size-buf	optional	^0.9
100	50	safecoin-sdk	optional	^0.5.3
100	4	wayrs-utils	optional	^0.9
	47	gemachain-sdk	optional	^0.5.0
	4	infinitree	optional	^0.9.5
		objdiff-core	optional	^0.9
	1	shakmaty-syzygy	optional	^0.9
	1	image2	optional	^0.5
		parse-mediawiki-sql	optional	^0.5.0
	1	hid-io-core	optional	^0.5
	1	anybytes	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
	3	exocore-chain	optional	^0.9.4
	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
	2	izihawa-tantivy	optional	^0.9.4
	1	lento-winit	optional	^0.9.0
		libremarkable	optional	^0.5.2
		ligmars	optional	^0.8.0
	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
	5	sapling-minibytes	optional	^0.5.10
		segsource	optional	^0.3
	4	solomka-sdk	optional	^0.5.3
		squashfs-async	optional	^0.5.8
		tantivy-nightly	optional	^0.5.3
		tempfs	optional	^0.9.5
		textdb	optional	^0.9.4
	1	tiny-sdk	optional	^0.5.3
	1	wasm2map	optional	~0.5.10
2.1M	27	arrow-ipc	dev	^0.9.3
1.9M	316	arrow	dev	^0.9.3
715K	44	safetensors	dev	^0.9
340K	57	ndarray-npy	dev	^0.9
254K	3	mcap	dev	^0.9.5
114K	4	hifijson	dev	^0.9
38K		sliceslice	dev	^0.5
26K	5	pdb-addr2line	dev	^0.9.0
12K	8	fastcdc	dev	^0.9.5
3.6K	1	pe-unwind-info	dev	^0.7
3.2K	2	samply-symbols	dev	^0.9.4
2.5K	4	mesh-loader	dev	^0.9
1.4K	1	samply-api	dev	^0.9.4
900	5	routecore	dev	^0.9
800	4	candle-examples	dev	^0.9.3
600	1	web-rwkv	dev	^0.9
600		bintensors	dev	^0.9
450		sif-rtree	dev	^0.9
320		web-rwkv-converter	dev	^0.9
210		cuniq	dev	^0.9
120		fastcdc-alt	dev	^0.5.8
120		sif-kdtree	dev	^0.9
110	1	ndarray-npz	dev	^0.9.5
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		cpz	dev	^0.9.5
	2	ripline	dev	^0.3.0
		smelte-rs	dev	^0.5
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	1	pystse-safetensors	dev	^0.5
	1	sapling-util	dev	^0.5.10
		tropobase	dev	^0.9.4