memmap2

memmap2 is used at run time in 4,467 crates (of which 1,396 optionally). It is a direct run-time dependency in 514 crates. It's used at build time in 67 crates (of which 6 optionally, ). It's used only as a dev dependency in 473 crates (of which 31 directly).

Number of dependers	memmap2 version	Downloads/month
2,094	0.9.5	5.1M
6	0.8.0	128K
229	0.7.1	146K
184	0.6.2	137K
2,365	0.5.10	1.6M
19	0.3.1	18K
80	0.2.3	149K
30	0.1.0	12K

Depender (with downloads and own rev deps)			memmap2 version
11.1M	38	addr2line	optional	^0.9.4
2.7M	18	symbolic-common		^0.9.0
1.6M	31	smithay-client-toolkit		^0.9.0
1.0M	4	gix-ref		^0.9.0
2.7M	601	blake3	optional	^0.9
889K	5	gix-pack		^0.9.0
888K	6	gix-commitgraph		^0.9.0
886K	8	gix-index		^0.9.0
1.4M	776	winit	optional	^0.9.0
519K	23	polars-io		^0.9
513K	13	polars-plan		^0.9
374K	14	libbpf-cargo		^0.5
859K	38	maxminddb	optional	^0.9.0
705K	6	sctk-adwaita	optional	^0.9.0
189K	7	parity-db		^0.5
188K	66	solana-frozen-abi		^0.5.10
185K	23	wasmer-compiler		^0.6
530K	27	polars-utils	optional	^0.9
155K	15	shared-buffer		^0.6.1
142K	16	honggfuzz		^0.9
134K	15	grep-searcher		^0.9.0
397K	85	tantivy	optional	^0.9.0
358K	45	fontdb	optional	^0.9
100K	4	solana-genesis-config		^0.5.10
96K	5	blazesym		^0.9
95K	9	measureme		^0.2.1
90K	33	dynasmrt		^0.9.5
86K	3	polars-mem-engine		^0.9
230K	72	tch	optional	^0.6.1
70K	1	polars-stream		^0.9
195K	43	softbuffer	optional	^0.9.0
50K	79	candle-core		^0.9.3
45K	8	ug		^0.9.5
131K	23	cacache	optional	^0.5.8
39K		mmap-sync		^0.9.4
37K	2	async_http_range_reader		^0.9.0
37K	2	solana-bucket-map		^0.5.10
37K	61	solana-runtime		^0.5.10
31K	18	solana-accounts-db		^0.5.10
28K		komac		^0.9.5
26K		sccache		^0.9.4
78K	28	xkbcommon	optional	^0.9.0
24K	1	sapling-streampager		^0.5.10
21K	21	sc-chain-spec		^0.9.3
21K	1	sd		^0.9.0
15K	7	wasmer-engine-near		^0.5
13K	5	minidump-writer		^0.9
13K	9	wasmer-engine		^0.5
12K	1	python-oxidized-importer		^0.5.8
10K	8	minidump		^0.9
10K	19	tract-onnx		^0.9
33K	24	cranelift-jit	optional	^0.2.1
30K	15	lindera-dictionary	optional	^0.9.5
8.7K	1	lgalloc		^0.5
8.6K	3	arroy		^0.9.5
7.1K		cargo-bloat		^0.9
7.0K	4	rattler		^0.9.5
6.4K	11	merkletree		^0.5.7
6.4K	23	bellperson		^0.5.8
6.0K	4	fmmap		^0.9
17K	11	pdf	optional	^0.5.0
5.7K	6	filecoin-proofs		^0.5.6
5.7K	8	storage-proofs-core		^0.5.6
5.7K	5	storage-proofs-porep		^0.5.6
5.7K	2	storage-proofs-update		^0.5.6
5.6K		libloc		^0.9
15K	1	i-slint-backend-linuxkms	optional	^0.9.4
5.1K	8	deno_ffi		^0.9
5.0K		memvec		^0.5.3
13K	28	fluvio-future	optional	^0.9.4
3.9K	7	anise		^0.9.4
12K	1	raft-engine	optional	^0.9
3.6K	4	yara-x		^0.9.5
3.5K	1	giga-segy-in		^0.9
3.3K	3	linera-wasmer-compiler		^0.6
2.7K		samply		^0.9.4
2.5K	1	glycin-utils		^0.9.0
2.5K	3	wholesym		^0.9.4
2.5K		glycin		^0.9.0
7.3K	5	minidump-unwind	optional	^0.9
2.2K		broot		^0.9
2.2K		shmy		^0.9
2.1K	2	jammdb		^0.9.0
6.7K	5	rattler_repodata_gateway	optional	^0.9.5
2.0K	18	rustc-ap-rustc_data_structures		^0.2.1
2.0K		mmap-append		^0.9.0
2.0K	3	libwayshot		^0.9.0
1.9K	1	perf-event2		^0.9
1.9K	10	linicon		^0.5
1.9K	1	wellen		^0.9.5
1.8K		jaq		^0.9
1.8K	1	rapiddb		^0.9
1.7K	10	remoteprocess		^0.9.4
1.5K	5	transient-btree-index		^0.5
1.5K	2	flatdata		^0.5.7
1.4K		ricat		^0.9.4
1.4K	10	osmpbf		^0.5
1.4K	3	git-ref		^0.5.0
4.7K	1	vfs-tar	optional	^0.9
1.3K		ip2location		^0.9
1.3K	2	graph_builder		^0.5.10
1.3K	2	kornia-io		^0.9.4
4.3K	3	gvdb	optional	^0.9
1.2K	6	cu29-unifiedlog		^0.9.5
1.2K	3	cyfrin-foundry-compilers		^0.9
1.2K	4	brk_vec		^0.9.5
1.2K		disk-ringbuffer		^0.9.4
1.2K	3	rustpython-stdlib		^0.5.4
3.8K	2	tor-dirmgr	optional	^0.9.0
1.1K	1	extindex		^0.9
1.0K		sparkl3d		^0.5
900	1	uu_tac		^0.9.4
900		tokengeex		^0.5.2
850	2	simd-r-drive		^0.9.5
850		typst-preview		^0.9.4
800		csep		^0.9.4
800		wz_reader		^0.9.4
800		streampager		^0.5.5
750	1	ra-ap-rustc_data_structures		^0.2.1
750		deduplicator		^0.5.8
750		quick-file-transfer		^0.9.4
750	1	file-chunker		^0.5.2
700		som		^0.9.5
700		ps-mmap		^0.9.4
2.6K	3	gstuff	optional	^0.9
700		dwat		^0.5.5
650	2	rustc_data_structures		^0.2.1
600	2	sugarloaf		^0.9.5
2.4K	1	fontique	optional	^0.9.5
600		packbed		^0.9.4
550		qsv		^0.9
550	2	piecrust		^0.7
550		krapslog		^0.9.0
500		seekstorm		^0.9.5
500	2	git-pack		^0.5.0
500	1	semaphore-rs-ark-zkey		^0.9
480		hck		^0.9.5
470		sicd-rs		^0.5.10
460		rawtojpg		^0.9.5
450		tauri-dumper		^0.9
450	1	ra_ap_proc_macro_srv		^0.9.5
440		verneuil		^0.5
420	1	heh		^0.9.4
420		kornia-rs		^0.9.4
420		heavykeeper		^0.9.5
410	4	graphannis-core		^0.9
410	2	dynamic-loader-cache		^0.9
410	4	candle-datasets		^0.9.3
1.6K	3	floem-winit	optional	^0.9.0
380	1	project_ares		^0.9.0
380		neptune-cash		^0.9
370		fshasher		^0.9
370	1	alloc_cat		^0.9.4
360	2	git-index		^0.5.0
360	2	hddb		^0.5
350	1	timsrust		^0.9.3
350	16	miraland-frozen-abi		^0.5.10
1.5K		ferroc	optional	^0.9
340		sharc		^0.9.5
340		seq-here		^0.9.5
1.5K	7	rten	optional	^0.9.4
330		timber-rs		^0.9.5
330		nut		^0.9.3
330		squid		^0.7
320	1	rsonpath-lib		^0.9.5
320	6	llm-base		^0.5.10
300	1	disk		^0.9.0
290	2	dset		^0.9.5
290		shm-snapshot		^0.9
290		filkoll		^0.9.5
280		forest-filecoin		^0.9
270		pasture-io		^0.7.1
270	2	spacetimedb-commitlog		^0.9.4
270	1	pigdb		^0.5
270		sketchlib		^0.9
260	1	libwaysip		^0.9.4
260	2	py-spy		^0.9.4
260		regex-cli		^0.9.4
250		rlgym_sim_rs		^0.9.4
240	2	tract-tensorflow		^0.9
240		riff-io		^0.6
230	1	qemu-display		^0.9.5
230	1	rosbag		^0.9
220		timberjack		^0.9.5
210		rbspy		^0.9.5
1.1K		rio-winit-fork	optional	^0.9.0
210		ark-zkey		^0.9
200		ciphey		^0.9.0
200		binary-security-check		^0.9
200	2	spytools		^0.9.5
200	2	sourmash		^0.9.5
190		huffc		^0.9.5
180	1	ddbug_parser		^0.9.4
180		nitv		^0.5.10
180		rldd		^0.5.7
170	2	waycrate_xkbkeycode		^0.9.5
170	10	safecoin-frozen-abi		^0.5.3
160	2	isr-dwarf		^0.9
1.0K	1	fedimint-tor-dirmgr	optional	^0.9.0
160	1	driverkit		^0.5.10
150	21	miraland-runtime		^0.5.10
150	13	miraland-accounts-db		^0.5.10
150	1	isr-cache		^0.9
150	2	miraland-bucket-map		^0.5.10
150	2	loam		^0.9
150	1	vmi-driver-kdmp		^0.9
150	3	commitlog		^0.5
150	3	readfilez		>=0.5, <=0.10
150	11	waffles-solana-frozen-abi		^0.5.8
140		bevy-histrion-packer		^0.9.5
140	1	faimm		^0.9
140		shmipc		^0.9
900	7	finalfusion	optional	^0.9
140	1	libafl_qemu		^0.9.5
130		rust-spy		^0.7.1
130		ai00-core		^0.9
130		possum-db		^0.9.0
130		rsbkb		^0.9
130	1	vmi-driver-xen-core-dump		^0.9
130	2	librqbit		^0.9.4
130		data-pile		^0.2.1
130		x79d8		^0.5
120		drcov2lcov		^0.9
120		shmap		^0.9.5
120	2	fluke-buffet		^0.9.4
120	1	mehari		^0.9.5
120		tsfind		^0.9
120		vectorbase		^0.9.0
120		thorin-dwp-bin		^0.5.0
110		pnafs		^0.9.5
110		textalyzer		^0.9.0
110		fst-bin		^0.5.10
110		codevis		^0.5.7
110	9	gemachain-frozen-abi		^0.5.0
850		object-rewrite	optional	^0.9.4
110	3	ironfish-bellperson		^0.5.8
100	1	hkalbasi-rustc-ap-rustc_data_structures		^0.2.1
100		src2md		^0.9.5
100	1	xabc-lib		^0.9.5
100	1	wasmer-engine-unc		^0.5
	2	vineyard		^0.7
		tgrep		^0.2
		get-all-crates		^0.9
		rusty-dawg		^0.9.5
	2	zerostash-files		^0.7.1
		git-commitgraph		^0.5.0
		ragtime		^0.9.4
		lite_db		^0.9.5
700	9	maildir	optional	^0.5.8
	1	puzzlefs-lib		^0.9.4
		osmflatc		^0.9.0
	2	wasmer-engine-x		^0.5
	2	rune-fs		^0.7.1
	3	below-store		^0.5.10
	1	libwild		^0.9.5
	1	linker-diff		^0.9.5
		utrace_parser		^0.9.4
		palace		^0.9.0
		bugstalker		^0.9.0
	1	profiler-symbol-server		^0.5.0
	4	box-format		^0.5
		czdb		^0.9.5
		font-index		^0.2.1
	11	gemachain-runtime		^0.5.0
		ogawa-rs		^0.5.8
		udbg		~0.5
650	3	rio-window	optional	^0.9.5
	1	mmap-bitvec		^0.5
	1	cyfs-chunk-lib		^0.5.0
		rs2-cache		^0.5
	1	tac-k-lib		^0.9
		embedded-storage-file		^0.9.5
	1	gemachain-bucket-map		^0.5.0
		mmap_buffer		^0.5.10
		geomedea		^0.9.0
	2	tetsy-db		^0.2
		pkcs12cracker		^0.9.5
		semilattice-script		^0.5
	11	safecoin-runtime		^0.5.3
	1	wikimedia-store		^0.5.10
		wl-gammarelay-rs		^0.8
	18	waffles-solana-runtime		^0.5.8
600		sib	optional	^0.9.5
		veresiye		^0.9.4
		elf-info		^0.5.7
	1	safecoin-bucket-map		^0.5.3
		ba2		^0.9.0
550	5	rarena-allocator	optional	^0.9
		rpi-led-panel		^0.9.4
		fast_symspell		^0.9.5
	2	runa-core		^0.5.7
		wired		^0.1.0
	1	comet-gc		^0.5
	1	papyrus_storage		^0.8.0
		tblcompare		^0.5.10
		bbolt-rs		^0.9.4
		landfill		^0.7.1
	1	runa-orbiter		^0.5.7
		tetengo_trie		^0.9.5
	1	waffles-solana-bucket-map		^0.5.8
		ftldat		^0.5.10
		ipmpsc		^0.2
	2	luminal		^0.7.1
	5	file_mmap		^0.9.0
		wt_blk		^0.9.4
		xt		^0.9.4
		mmap-vecdeque		^0.9
		sqlite-parser-nom		^0.5.8
		boh		^0.5
		walnut		^0.9.0
	3	cbe-frozen-abi		^0.5.8
		jpgfromraw		^0.9.5
	1	wayrs-shm-alloc		^0.5
		blake2_bin		^0.9.5
		btrd		^0.9
	1	datatier		^0.5.8
		messloc		^0.5.7
		ru_annoy		^0
	1	unc-vm-engine		^0.5
		bao_bin		^0.9.5
		cdx		^0
		mdb		^0.3.1
		pyrrhic-rs		^0.9.4
		ckb-vm-aot		^0.5
		moz_genai		^0.5
		gazo		^0.5.4
		gia		^0.9.4
		pyroscope-rbspy-oncpu		^0.9.3
		shmem-ipc		^0.5.8
		app_input		^0.9.5
		binocle		^0.5.0
		cacache-sync		^0.5
		cdb2		^0.9.1
		jw		^0.9.5
	1	mmapcell		^0.9.4
		mod-compatibility-checker		^0.5
		shelfie		^0.5
		tmsoft_dbase		^0.9.5
		whistlinoak		^0.5
	1	a653rs-linux-core		^0.9
		bitcasky		^0.9.3
	1	cfpyo3_rs_core		^0.9.5
		docker-repack		^0.9.4
		dominion-chat		^0.5
	4	hc-wasmer-compiler		^0.5
		solana-snapshot-etl		^0.5.4
		storable_vec		^0.9.5
		backpak		^0.9
	4	buffet		^0.9.4
	1	bvr-core		^0.9
		candle-core-temp		^0.7.1
		coaly		^0.5.7
	2	lurk		^0.5.10
	1	rpkg-rs		^0.9.5
		rust_abf		^0.9.5
	1	annoy-rs		^0
	2	diffusion_rs_common		^0.9.5
		lsm		^0.9
		mmap-cache		^0.5
		repa		=0.9.5
		a653rs-linux		^0.9
		bitcasky-database		^0.9.3
		brew-moonshine		^0.6.1
		crunchert-storage		^0.9.5
	1	fugue-radare		^0.9
		moxi		^0.5.10
	2	rocketmq-store		^0.9.5
		smn_arch		^0.6.2
		sokudo		^0.9
		stupidalloc		^0.7.1
		amnesimmap		^0.5.8
		arwtojpg		^0.9.4
	1	bbachain-frozen-abi		^0.5.3
		chromsize		^0.9.4
	2	faiquery		^0.7.1
		libharuhishot		^0.9.5
	1	platform-mem		^0.5
	1	rustscout		^0.9.0
		tree-sitter-grep		^0.5.3
		atos-astrolabe		^0.5.10
		bbqvec		^0.9.5
		bracken		^0.9.4
		cca-realm-measurements		^0.9.5
		deflect		^0.5.7
		disk-chan		^0.9.5
		ebcandle-core		^0.9.3
		elfpromote		^0.5.5
	2	ezlog		^0.6
		fusta		^0.5
	1	imdb-index		^0.9.1
	6	jubako		^0.9.4
	1	osmnodecache		^0.9
		raphy		^0.5.4
		rofuse		^0.5.0
		rotonda		^0.9.4
		rustpotion		^0.9.5
	1	seal		^0.5.0
		tensor-man		^0.9.5
	2	divvunspell		^0.5.0
	2	gonk-database		^0.5.5
		kbvm-cli		^0.9.5
		measureme-mirror		^0.2.1
		minidump-debugger		^0.8.0
		naluacq		^0.7.1
	2	nwn-rs-types		^0.5.3
		obstinate		^0.7.1
		one_billion_rows_challenge		^0.9.3
		rattler-build		^0.9.5
		safetensors-cli		^0
		samply-server		^0.5.0
		simdphrase		^0.9.5
		sparkl2d		^0.5
		strmap		^0.5.8
		ziggy-honggfuzz		^0.5
		bitkv-rs		^0.9.4
		csv2xlsx-pro		^0.9.5
		dircs		^0.9.5
		disarm64-cli		^0.9
		disk-dlmalloc		^0.9
		file_rw		^0.9.4
		gguf-utils		^0.9
		hongg		^0.7
		ledger-kv		^0.9.0
	1	netidx-archive		^0.9
	2	nitf-rs		^0.5.10
		otadump		^0.5.10
		packetry		^0.9.4
	2	selium-log		^0.9
		ser-io		^0.6
	1	tree_sitter_lint_tree-sitter-grep		^0.5.3
	3	ttkmd-if		^0.7.0
		EasyDist		^0.9.4
		cpp-deps		^0.9.4
	2	crabml		^0.7.1
	1	crabml-llama2		^0.7.1
	2	diffuse_rs_common		^0.9.5
		diskann-rs		^0.5
		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
		nasadem		^0.7.1
		nexus2fa		^0.9.4
		nx-pkg4		^0.9.5
		polars-readlines		^0.9.0
		pystse		^0.5
		safetensors-browser		^0.9.5
	1	sapling-indexedlog		^0.5.10
		tokengrams		^0.9.4
		vexis		^0.5.10
		yolors		^0.9.3
		ziggy-honggfuzz-1		^0.5
		ziggy-honggfuzz-2		^0.5
450		portable-network-archive	optional	^0.9.5
440	1	virtio-driver	optional	<0.10
360		tch-plus	optional	^0.6.1
320	107	miraland-sdk	optional	^0.5.10
270	1	boreal	optional	^0.9
260	13	sanakirja	optional	^0.9
260	5	seekable-async-file	optional	^0.5
210		wright	optional	^0.9.3
210	1	line_cardinality	optional	^0.9
210	5	dfdx	optional	^0.5
180	4	wayrs-utils	optional	^0.9
140		fixed-size-buf	optional	^0.9
140	50	safecoin-sdk	optional	^0.5.3
130	64	waffles-solana-sdk	optional	^0.5.8
110		ddevmem	optional	^0.9.5
110	2	deft-winit	optional	^0.9.0
100	1	anybytes	optional	^0.9.4
	1	shakmaty-syzygy	optional	^0.9
	47	gemachain-sdk	optional	^0.5.0
	1	image2	optional	^0.5
		objdiff-core	optional	^0.9
		squashfs-async	optional	^0.5.8
	1	hid-io-core	optional	^0.5
		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
	4	infinitree	optional	^0.9.5
		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
		parse-mediawiki-sql	optional	^0.5.0
	1	qsc-cranelift-jit	optional	^0.2.1
	3	raphtory	optional	^0.9.4
	5	sapling-minibytes	optional	^0.5.10
		segsource	optional	^0.3
	4	solomka-sdk	optional	^0.5.3
		summavy	optional	^0.5.3
		taboc	optional	^0.9.5
		tantivy-nightly	optional	^0.5.3
		tempfs	optional	^0.9.5
		textdb	optional	^0.9.4
	1	tiny-sdk	optional	^0.5.3
	1	typst-ts-compiler	optional	^0.5
	1	wasm2map	optional	~0.5.10
2.1M	25	arrow-ipc	dev	^0.9.3
2.0M	304	arrow	dev	^0.9.3
444K	58	ndarray-npy	dev	^0.9
373K	3	mcap	dev	^0.9.5
344K	44	safetensors	dev	^0.9
114K	4	hifijson	dev	^0.9
36K		sliceslice	dev	^0.5
27K	5	pdb-addr2line	dev	^0.9.0
12K	8	fastcdc	dev	^0.5.8
3.2K	1	pe-unwind-info	dev	^0.7
2.5K	4	mesh-loader	dev	^0.9
2.5K	2	samply-symbols	dev	^0.9.4
1.1K	1	samply-api	dev	^0.9.4
600	1	web-rwkv	dev	^0.9
500		sif-rtree	dev	^0.9
470	4	candle-examples	dev	^0.9.3
470	5	routecore	dev	^0.9
350		bintensors	dev	^0.9
320		web-rwkv-converter	dev	^0.9
320		bcast	dev	^0.9.5
270		cpz	dev	^0.9.5
220		fastcdc-alt	dev	^0.5.8
210		cuniq	dev	^0.9
180	1	ndarray-npz	dev	^0.9.5
140	2	ripline	dev	^0.3.0
120		sif-kdtree	dev	^0.9
		wgml	dev	^0.9.4
		zwp-virtual-keyboard	dev	^0.5
		smelte-rs	dev	^0.5
		fst-no-std	dev	^0.5.10
	1	sapling-util	dev	^0.5.10
	1	pystse-safetensors	dev	^0.5
		tropobase	dev	^0.9.4