memmap2

memmap2 is used at run time in 4,698 crates (of which 1,518 optionally). It is a direct run-time dependency in 555 crates. It's used at build time in 68 crates (of which 6 optionally, ). It's used only as a dev dependency in 516 crates (of which 30 directly).

Number of dependers	memmap2 version	Downloads/month
2,239	0.9.5	3.4M
4	0.8.0	70K
237	0.7.1	200K
167	0.6.2	114K
2,509	0.5.10	1.3M
15	0.3.1	15K
81	0.2.3	104K
30	0.1.0	8.2K

Depender (with downloads and own rev deps)			memmap2 version
9.4M	42	addr2line	optional	^0.9.4
1.2M	35	smithay-client-toolkit		^0.9.0
1.1M	18	symbolic-common		^0.9.0
3.2M	642	blake3	optional	^0.9
1.0M	4	gix-ref		^0.9.0
909K	6	gix-commitgraph		^0.9.0
909K	5	gix-pack		^0.9.0
905K	7	gix-index		^0.9.0
1.0M	794	winit	optional	^0.9.0
359K	23	polars-io		^0.9
356K	13	polars-plan		^0.9
739K	39	maxminddb	optional	^0.9.0
202K	67	solana-frozen-abi		^0.5.10
196K	14	libbpf-cargo		^0.5
560K	8	sctk-adwaita	optional	^0.9.0
183K	7	parity-db		^0.9
145K	16	honggfuzz		^0.9
419K	46	fontdb	optional	^0.9
129K	15	grep-searcher		^0.9.0
371K	28	polars-utils	optional	^0.9
357K	89	tantivy	optional	^0.9.0
336K	72	tch	optional	^0.6.1
99K		komac		^0.9.5
100K	5	solana-genesis-config		^0.5.10
97K	23	wasmer-compiler		^0.6
91K	15	shared-buffer		^0.6.1
85K	33	dynasmrt		^0.9.5
81K	5	blazesym		^0.9
74K	9	measureme		^0.2.1
74K	3	polars-mem-engine		^0.9
214K	48	softbuffer	optional	^0.9.0
63K	89	candle-core		^0.9.3
63K	1	polars-stream		^0.9
58K	8	ug		^0.9.5
51K	2	async_http_range_reader		^0.9.0
50K		mmap-sync		^0.9.4
38K	2	solana-bucket-map		^0.5.10
37K	60	solana-runtime		^0.5.10
111K	24	cacache	optional	^0.5.8
34K	17	solana-accounts-db		^0.5.10
32K		sccache		^0.9.4
89K	28	xkbcommon	optional	^0.9.0
23K	22	sc-chain-spec		^0.9.3
15K	9	wasmer-engine		^0.5
15K	5	minidump-writer		^0.9
43K	24	cranelift-jit	optional	^0.2.1
13K	1	sapling-streampager		^0.5.10
13K	1	sd		^0.9.0
12K	19	tract-onnx		^0.9
32K	15	lindera-dictionary	optional	^0.9.5
9.7K	1	python-oxidized-importer		^0.5.8
8.8K	3	arroy		^0.9.5
8.5K	8	minidump		^0.9
7.5K		cargo-bloat		^0.9
7.4K	1	lgalloc		^0.5
6.0K	4	rattler		^0.9.5
14K	1	i-slint-backend-linuxkms	optional	^0.9.4
4.8K	1	giga-segy-in		^0.9
4.6K	9	deno_ffi		^0.9
4.6K		libloc		^0.9
4.5K		jaq		^0.9
13K	11	pdf	optional	^0.5.0
4.0K	3	linera-wasmer-compiler		^0.6
12K	1	raft-engine	optional	^0.9
3.8K	3	libwayshot		^0.9.0
3.6K	4	fmmap		^0.9
3.6K	4	wholesym		^0.9.4
10K	29	fluvio-future	optional	^0.9.4
3.3K		memvec		^0.5.3
3.2K	7	wasmer-engine-near		^0.5
3.1K	11	merkletree		^0.5.7
3.1K	23	bellperson		^0.5.8
3.0K		samply		^0.9.4
2.9K	2	graph_builder		^0.5.10
2.9K		broot		^0.9
8.8K	2	tor-dirmgr	optional	^0.9.0
2.6K	4	yara-x		^0.9.5
2.4K	6	filecoin-proofs		^0.5.6
2.4K	5	jammdb		^0.9.0
2.3K	8	storage-proofs-core		^0.5.6
2.3K	2	storage-proofs-update		^0.5.6
2.3K	5	storage-proofs-porep		^0.5.6
2.2K	7	anise		^0.9.4
2.1K		start		^0.9.5
2.1K		glycin		^0.9.0
2.1K	1	glycin-utils		^0.9.0
2.0K	10	remoteprocess		^0.9.4
1.9K	2	rustc_data_structures		^0.2.1
6.2K	5	rattler_repodata_gateway	optional	^0.9.5
1.8K		ip2location		^0.9
1.6K	2	flatdata		^0.5.7
1.6K	5	transient-btree-index		^0.5
1.5K	1	deft		^0.9.5
5.1K	1	fontique	optional	^0.9.5
5.0K	5	minidump-unwind	optional	^0.9
1.5K		cdx		^0
1.5K	6	brk_vec		^0.9.5
1.4K	2	wellen		^0.9.5
1.2K	12	osmpbf		^0.5
1.2K	3	rustpython-stdlib		^0.5.4
1.1K	3	git-ref		^0.5.0
1.0K	1	extindex		^0.9
3.4K	3	gstuff	optional	^0.9
900		word-tally		^0.9.5
900	1	semaphore-rs-ark-zkey		^0.9
850	10	linicon		^0.5
850		seekstorm		^0.9.5
850		nut		^0.9.3
850		streampager		^0.5.5
800		csep		^0.9.4
800		sparkl3d		^0.5
750	1	ra-ap-rustc_data_structures		^0.2.1
750		blake2_bin		^0.9.5
750		csv_lib		^0.9.5
700	2	sugarloaf		^0.9.5
700	1	ra_ap_proc_macro_srv		^0.9.5
650	4	candle-datasets		^0.9.3
650		gia		^0.9.4
600	4	binseq		^0.9.5
600	2	perf-event2		^0.9
2.3K	3	gvdb	optional	^0.9
600		sketchlib		^0.9
600		verneuil		^0.5
600		packbed		^0.9.4
600	1	project_ares		^0.9.0
550	1	faimm		^0.9
550	1	cfpyo3_rs_core		^0.9.5
550	3	ironfish-bellperson		^0.5.8
550	2	spytools		^0.9.5
550	4	graphannis-core		^0.9
550	16	miraland-frozen-abi		^0.5.10
500	2	libwaysip		^0.9.4
500		rbspy		^0.9.5
500		ised		^0.9
500		xaeroflux		^0.9.5
500	1	seal		^0.5.0
500	2	sourmash		^0.9.5
490		som		^0.9.5
470		bugstalker		^0.9.0
470		bqtools		^0.9.5
1.9K	8	rten	optional	^0.9.4
450	18	rustc-ap-rustc_data_structures		^0.2.1
430	2	git-pack		^0.5.0
430	1	file-chunker		^0.5.2
420	6	cu29-unifiedlog		^0.9.5
400	6	llm-base		^0.5.10
400	2	waycrate_xkbkeycode		^0.9.5
380		firm_netter		^0.9.5
380	2	git-index		^0.5.0
370	1	uu_tac		^0.9.4
370	2	spacetimedb-commitlog		^0.9.4
360	1	heh		^0.9.4
1.6K	3	floem-winit	optional	^0.9.0
350		qsv		^0.9
350	1	mehari		^0.9.5
330		heavykeeper		^0.9.5
320	1	libwayshot-xcap		^0.9.5
320	1	sftool-lib		^0.9.5
310		krapslog		^0.9.0
300	2	py-spy		^0.9.4
300		vbinseq		^0.9.5
300		ckb-vm-aot		^0.5
290		tensor-man		^0.9.5
270		byodb-rust		^0.9.5
1.3K		bcast	optional	^0.9.5
1.3K	26	vortex-buffer	optional	^0.9.5
260	21	miraland-runtime		^0.5.10
260		rotonda		^0.9.4
250		bevy-histrion-packer		^0.9
250		biff-datetime-cli		^0.9.5
250	13	miraland-accounts-db		^0.5.10
250	2	miraland-bucket-map		^0.5.10
250	10	safecoin-frozen-abi		^0.5.3
240	2	tract-tensorflow		^0.9
230		hongg		^0.7
220	3	cyfrin-foundry-compilers		^0.9
220		data-pile		^0.2.1
220		storable_vec		^0.9.5
220	49	clone-solana-frozen-abi		^0.5.10
220	1	alloc_cat		^0.9.4
220		stupidalloc		^0.7.1
210		forest-filecoin		^0.9
210	1	libwild		^0.9.0
210	1	pandrs		^0.7.1
210	11	waffles-solana-frozen-abi		^0.5.8
210	4	box-format		^0.9.4
200	2	dynamic-loader-cache		^0.9
200	9	gemachain-frozen-abi		^0.5.0
190		tetengo_trie		^0.9.5
190	1	pigdb		^0.5
180	1	ddbug_parser		^0.9.4
180	1	rosbag		^0.9
180		dircs		^0.9.5
180		dynamo-llm		^0.9.5
180	3	clone-solana-genesis-config		^0.5.10
180	3	foctet-core		^0.9
170	1	libharuhishot		^0.9.5
170		rpi-led-panel		^0.9.4
170		numrs2		^0.9.1
170	2	librqbit		^0.9.4
170	2	piecrust		^0.7
160	1	timsrust		^0.9.3
160	2	clone-solana-accounts-db		^0.5.10
160		backpak		^0.9
160	3	commitlog		^0.5
1.0K		aol	optional	^0.9
160	2	clone-solana-bucket-map		^0.5.10
160	4	clone-solana-runtime		^0.5.10
160		filkoll		^0.9.5
950	1	fedimint-tor-dirmgr	optional	^0.9.0
150		haruhishot		^0.9.5
150		linker-diff		^0.9.0
150		mehdb		^0.9.0
140		pnafs		^0.9.5
140	2	simd-r-drive		^0.9.5
140		bascet		^0.9.5
140		flash-kv		^0.9.4
140		check_hashes		^0.9.5
140	1	platform-mem		^0.5
130	2	wasmer-engine-x		^0.5
130		rust-spy		^0.7.1
130		turbocache		^0.9.5
130		payload_dumper		^0.9.5
130		ciphey		^0.9.0
120		binary-security-check		^0.9
120	2	rocketmq-store		^0.9.5
120	1	papyrus_storage		^0.8.0
850	3	rio-window	optional	^0.9.5
110		codevis		^0.5.7
110	11	gemachain-runtime		^0.5.0
800		object-rewrite	optional	^0.9.4
100	1	hkalbasi-rustc-ap-rustc_data_structures		^0.2.1
100		get-all-crates		^0.9
	11	safecoin-runtime		^0.5.3
	1	gemachain-bucket-map		^0.5.0
		tgrep		^0.2
		ark-zkey		^0.9
		bbolt-rs		^0.9.4
	1	unc-vm-engine		^0.5
700	10	maildir	optional	^0.5.8
		ipmpsc		^0.2
700	7	finalfusion	optional	^0.9
	1	ba2		^0.9.0
		kbvm-cli		^0.9.5
		file_rw		^0.9.4
		osmflatc		^0.9.0
		rust_abf		^0.9.5
	18	waffles-solana-runtime		^0.5.8
		tauri-dumper		^0.9
	1	waffles-solana-bucket-map		^0.5.8
	1	libafl_qemu		^0.9.5
	1	rsonpath-lib		^0.9.5
		fast_symspell		^0.9.5
		drcov2lcov		^0.9
	1	profiler-symbol-server		^0.5.0
	1	safecoin-bucket-map		^0.5.3
		fst-bin		^0.5.10
	1	netidx-archive		^0.9
		ogawa-rs		^0.5.8
		udbg		~0.5
	1	bvr-core		^0.9
		evlib		^0.5
	5	file_mmap		^0.9.0
		riff-io		^0.6
650		taboc	optional	^0.9.5
	2	tetsy-db		^0.2
600	1	fast-down	optional	^0.9.5
		rs2-cache		^0.5
		neptune-cash		^0.9
600	5	rarena-allocator	optional	^0.9
	1	rpkg-rs		^0.9.5
		pkcs12cracker		^0.9.5
		start-storage		^0.9.5
		elf-info		^0.5.7
	2	nwn-rs-types		^0.5.3
		pyrrhic-rs		^0.9.4
		semilattice-script		^0.5
		wt_blk		^0.9.4
	1	disk		^0.9.0
		fshasher		^0.9
		hck		^0.9.5
	3	below-store		^0.5.10
		shorterDB		^0.9.5
	2	dset		^0.9.5
		wz_reader		^0.9.4
		disk-dlmalloc		^0.9
		disk-chan		^0.9.5
	4	hc-wasmer-compiler		^0.5
		disarm64-cli		^0.9
	2	loam		^0.9
		btrd		^0.9
		dwat		^0.5.5
	2	hddb		^0.5
	6	jubako		^0.9.4
		lite_db		^0.9.5
		kornia-rs		^0.9.4
	1	mmapcell		^0.9.4
		pasture-io		^0.7.1
	2	runa-core		^0.5.7
	1	fugue-radare		^0.9
	1	comet-gc		^0.5
		huffc		^0.9.5
		rattler-build		^0.9.5
		tblcompare		^0.5.10
	2	diffusion_rs_common		^0.9.5
		landfill		^0.7.1
	1	runa-orbiter		^0.5.7
550	2	deft-winit	optional	^0.9.0
	2	isr-dwarf		^0.9
		packetry		^0.9.4
		sparkl2d		^0.5
	2	fluke-buffet		^0.9.4
		rlgym_sim_rs		^0.9.4
		x79d8		^0.5
	2	diffuse_rs_common		^0.9.5
	1	isr-cache		^0.9
	3	readfilez		>=0.5, <=0.10
	1	a653rs-linux-core		^0.9
	1	annoy-rs		^0
		docker-repack		^0.9.4
	1	driverkit		^0.5.10
		embedded-storage-file		^0.9.5
	2	luminal		^0.7.1
		mmap-vecdeque		^0.9
		repa		=0.9.5
		rsbkb		^0.9
		bao_bin		^0.9.5
		ricat		^0.9.4
		seq-here		^0.9.5
		sharc		^0.9.5
	1	vmi-driver-xen-core-dump		^0.9
		a653rs-linux		^0.9
		boh		^0.5
		disk-ringbuffer		^0.9.4
	2	divvunspell		^0.5.0
		mmap-append		^0.9.0
		rofuse		^0.5.0
		rusty-dawg		^0.9.5
	1	wayrs-shm-alloc		^0.5
		cacache-sync		^0.5
		ebcandle-core		^0.9.3
	1	rapiddb		^0.9
		timber-rs		^0.9.5
		typst-preview		^0.9.4
	1	vmi-driver-kdmp		^0.9
		brew-moonshine		^0.6.1
		deduplicator		^0.5.8
	2	selium-log		^0.9
		smn_arch		^0.6.2
		squid		^0.7
		vectorbase		^0.9.0
	2	lurk		^0.5.10
	1	osmnodecache		^0.9
		solana-snapshot-etl		^0.5.4
	1	wasmer-engine-unc		^0.5
		app_input		^0.9.5
		deflect		^0.5.7
	2	ezlog		^0.6
		lightswitch-object		^0.9.5
		messloc		^0.5.7
	1	qemu-display		^0.9.5
		regex-cli		^0.9.4
		shmipc		^0.9
		tsfind		^0.9
	3	ttkmd-if		^0.7.0
	4	buffet		^0.9.4
		diskann-rs		^0.5
		fusta		^0.5
		gguf-utils		^0.9
		jpgfromraw		^0.9.5
		meowstore_bindb		^0.9.4
		minidump-debugger		^0.8.0
	1	mmap-bitvec		^0.5
		pystse		^0.5
		quick-file-transfer		^0.9.4
		shelfie		^0.5
		utrace_parser		^0.9.4
		bitcasky		^0.9.3
		gazo		^0.5.4
		git-commitgraph		^0.5.0
		lua-perf		^0.8.0
		ragtime		^0.9.4
		rustpotion		^0.9.5
		src2md		^0.9.5
		strmap		^0.5.8
		thorin-dwp-bin		^0.5.0
		timberjack		^0.9.5
		ai00-core		^0.9
		amnesimmap		^0.5.8
	8	jupnet-frozen-abi		^0.5.10
		mdb		^0.3.1
		nasadem		^0.7.1
	2	nitf-rs		^0.5.10
		raphy		^0.5.4
		ru_annoy		^0
		samply-server		^0.5.0
		ser-io		^0.6
	2	vineyard		^0.7
		wl-gammarelay-rs		^0.8
		yolors		^0.9.3
		bbqvec		^0.9.5
		bracken		^0.9.4
		chromsize		^0.9.4
		elfpromote		^0.5.5
		ftldat		^0.5.10
		measureme-mirror		^0.2.1
	1	puzzlefs-lib		^0.9.4
		pyroscope-rbspy-oncpu		^0.9.3
		safetensors-cli		^0
		sicd-rs		^0.5.10
	2	zerostash-files		^0.7.1
		binocle		^0.5.0
	3	cbe-frozen-abi		^0.5.8
	1	imdb-index		^0.9.1
		jw		^0.9.5
		mod-compatibility-checker		^0.5
		moz_genai		^0.5
		naluacq		^0.7.1
		palace		^0.9.0
	1	rustscout		^0.9.0
		tmsoft_dbase		^0.9.5
		vexis		^0.5.10
		wired		^0.1.0
		ziggy-honggfuzz		^0.5
		ziggy-honggfuzz-2		^0.5
		coaly		^0.5.7
		cpp-deps		^0.9.4
		czdb		^0.9.5
	2	faiquery		^0.7.1
		ledger-kv		^0.9.0
		mmap_buffer		^0.5.10
		polars-readlines		^0.9.0
		possum-db		^0.9.0
500	26	scirs2-core	optional	^0.7.1
	1	tac-k-lib		^0.9
		tokengeex		^0.5.2
		tree-sitter-grep		^0.5.3
		bitcasky-database		^0.9.3
		csv2xlsx-pro		^0.9.5
		dominion-chat		^0.5
		geomedea		^0.9.0
	2	gonk-database		^0.5.5
500	107	miraland-sdk	optional	^0.5.10
		mmap-cache		^0.5
		moxi		^0.5.10
		otadump		^0.5.10
	2	rune-fs		^0.7.1
		shm-snapshot		^0.9
		shmap		^0.9.5
		shmem-ipc		^0.5.8
		textalyzer		^0.9.0
		tokengrams		^0.9.4
		walnut		^0.9.0
		whistlinoak		^0.5
	1	wikimedia-store		^0.5.10
	1	xabc-lib		^0.9.5
		xt		^0.9.4
		arwtojpg		^0.9.4
		atos-astrolabe		^0.5.10
		honggfuzz-ziggy		^0.5
		nitv		^0.5.10
		nx-pkg4		^0.9.5
		obstinate		^0.7.1
		one_billion_rows_challenge		^0.9.3
	1	ps-mmap		^0.9.4
		rawtojpg		^0.9.5
		shmy		^0.9
		simdphrase		^0.9.5
		sqlite-parser-nom		^0.5.8
		veresiye		^0.9.4
		ziggy-honggfuzz-1		^0.5
		bitkv-rs		^0.9.4
		cdb2		^0.9.1
		crunchert-storage		^0.9.5
	1	cyfs-chunk-lib		^0.5.0
	1	datatier		^0.5.8
		font-index		^0.2.1
		lsm		^0.9
		rldd		^0.5.7
	1	tree_sitter_lint_tree-sitter-grep		^0.5.3
		EasyDist		^0.9.4
	1	bbachain-frozen-abi		^0.5.3
		candle-core-temp		^0.7.1
		cca-realm-measurements		^0.9.5
	2	crabml		^0.7.1
	1	crabml-llama2		^0.7.1
		nexus2fa		^0.9.4
		nsave		^0.9.4
		safetensors-browser		^0.9.5
	1	sapling-indexedlog		^0.5.10
		sokudo		^0.9
420		portable-network-archive	optional	^0.9.5
350	1	winit_craft	optional	^0.9.0
300	4	wayrs-utils	optional	^0.9
290	13	sanakirja	optional	^0.9
290	5	dfdx	optional	^0.5
290	1	rotonda-store	optional	^0.9
230	50	safecoin-sdk	optional	^0.5.3
220	3	raphtory	optional	^0.9.4
210	64	waffles-solana-sdk	optional	^0.5.8
190	47	gemachain-sdk	optional	^0.5.0
170	1	ferrishot_winit_fork	optional	^0.9.0
160	1	boreal	optional	^0.9
150		libremarkable	optional	^0.5.2
130	1	shakmaty-syzygy	optional	^0.9
		wright	optional	^0.9.3
		fixed-size-buf	optional	^0.9
		objdiff-core	optional	^0.9
	1	image2	optional	^0.5
		cdb64	optional	^0.9.4
	2	izihawa-tantivy	optional	^0.9.4
	1	anybytes	optional	^0.9.4
		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
	3	exocore-chain	optional	^0.9.4
		ferroc	optional	^0.9
	2	fleek-blake3	optional	^0.7.1
		fluence-blake3	optional	^0.9
	1	hid-io-core	optional	^0.5
		include_file_compress	optional	^0.9.4
	4	infinitree	optional	^0.9.5
		ipdb-rust	optional	^0.5.0
	1	lento-winit	optional	^0.9.0
		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
		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
		rio-winit-fork	optional	^0.9.0
	5	sapling-minibytes	optional	^0.5.10
	5	seekable-async-file	optional	^0.5
		segsource	optional	^0.3
		sib	optional	^0.9.5
	4	solomka-sdk	optional	^0.5.3
		squashfs-async	optional	^0.5.8
		summavy	optional	^0.5.3
		tantivy-nightly	optional	^0.5.3
		tch-plus	optional	^0.6.1
		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	vfs-tar	optional	^0.9
	1	virtio-driver	optional	<0.10
	1	wasm2map	optional	~0.5.10
1.5M	324	arrow	dev	^0.9.3
1.7M	28	arrow-ipc	dev	^0.9.3
444K	44	safetensors	dev	^0.9
303K	58	ndarray-npy	dev	^0.9
219K	3	mcap	dev	^0.9.5
115K	4	hifijson	dev	^0.9
45K		sliceslice	dev	^0.5
30K	5	pdb-addr2line	dev	^0.9.0
10K	8	fastcdc	dev	^0.9.5
3.9K	1	pe-unwind-info	dev	^0.7
3.5K	2	samply-symbols	dev	^0.9.4
2.2K	5	mesh-loader	dev	^0.9
1.9K	1	samply-api	dev	^0.9.4
1.0K	5	routecore	dev	^0.9
950	1	web-rwkv	dev	^0.9
650	3	candle-examples	dev	^0.9.3
550		sif-rtree	dev	^0.9
240		fastcdc-alt	dev	^0.5.8
170	1	ndarray-npz	dev	^0.9.5
160		bintensors	dev	^0.9
130		zwp-virtual-keyboard	dev	^0.5
		cpz	dev	^0.9.5
		fst-no-std	dev	^0.5.10
		sif-kdtree	dev	^0.9
	2	ripline	dev	^0.3.0
	1	pystse-safetensors	dev	^0.5
		web-rwkv-converter	dev	^0.9
		wgml	dev	^0.9.4
		cuniq	dev	^0.9
	1	sapling-util	dev	^0.5.10
		smelte-rs	dev	^0.5
		tropobase	dev	^0.9.4