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Home/Apps/Postcat

Postcat

by Guangzhou Incloud Information Technology Co., Ltd.

NichemacOSelectronv0.5.1

Available onDirect DownloadGitHub

Runtime

electron

Electron v22.1.0

Size

328 MB

Architecture

Apple Silicon

Dependencies

656

28 categories

Last Updated

Apr 24, 2026

Security

Excellent

Signed, notarized, hardened

Postcat is an Electron app (v22.1.0) that uses 656 detected dependencies across 28 categories including Runtime, Encoding, Date & Time. It is code-signed and notarized. 328 MB on macOS (Apple Silicon). Last updated April 24, 2026. Last verified May 2026.

What is Postcat built with?

656 detected dependencies across 28 categories.

Runtime

1

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Encoding

8

he long mime encoding_rs punycode iconv-lite emoji-regex escape-html

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Date & Time

3

ms Day.js croner

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Parser

20

qs ini yaml acorn jsdom cookie xml2js esprima flatted jsonfile showdown forwarded url-parse to-regex-range body-parser media-typer query-string range-parser yargs-parser strip-json-comments

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Networking

23

WebSocket (ws)Got send Axios fresh socks uri-js request statuses form-data http-proxy negotiator portfinder proxy-addr http-errors proxy-agent content-type tough-cookie gRPC http-proxy-agent https-proxy-agent socks-proxy-agent content-disposition

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Validation

2

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Web Server

2

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Build Tool

5

npm TypeScript dotenv source-map source-map-support

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Compression

2

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Utility

10

conf uuid clone Lodash semver inherits url-join safe-buffer object-assign fast-deep-equal

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Security

1

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File System

14

glob which mkdirp chokidar dot-prop fs-extra fsevents make-dir env-paths file-type minimatch shell-path normalize-path path-to-regexp

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I/O

9

pump bytes unpipe raw-body end-of-stream eventemitter3 typed-emitter readable-stream write-file-atomic

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State Management

1

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Async Runtime

6

async execa terser p-limit lockfile cross-spawn

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CLI

5

chalk yargs minimist Commander.js strip-ansi

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Logging

3

debug ansi-colors electron-log

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UI Framework

1

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Serialization

2

js-yaml Protocol Buffers

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Observability

1

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Platform Binding

3

fix-path pidusage shell-env

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Cryptography

3

CryptoJS TweetNaCl bcrypt-pbkdf

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Data Structure

4

lru-cache type-fest graceful-fs postman-collection

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Realtime

1

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Testing

1

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Database

1

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Auto Update

1

electron-updater

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Other

510

co ip qw rc amp ftp has pm2 prr psl sax sha tv4 tx2 uvm vm2 abab asap asn1 aws4 depd etag jsbn lazy levn nopt once only pify read ssri tr46 vary y18n ylru archy bodec boxen charm cliui crc32 cssom errno from2 gauge iferr is-ci isexe meant osenv p-try qiniu retry saxes slide sshpk umask union xtend abbrev aproba braces byline chownr colors corser editor extend fclone genfun hexoid is-npm is-obj js-git jsprim libnpm libnpx needle npmlog nwsapi opener pacote parse5 pinkie pkg-up tsscmp urllib verror vizion wrappy yamljs @pm2/io accepts blessed cacache charset ci-info co-body cookies culvert cyclist deep-is destroy dezalgo esutils find-up get-uri getpass is-cidr is-glob isarray keygrip libcipm methods netmask no-case onetime promise pumpify resolve through type-is wcwidth xregexp yallist anymatch argparse asynckit base64id bluebird builtins caseless cmd-shim cssstyle dashdash debuglog defaults dot-case ecc-jsbn ee-first enquirer entities err-code escalade git-sha1 has-flag inflight ip-regex is-regex isstream koa-body lazy-val mimic-fn minipass minizlib nssocket p-locate parseurl path-key pm2-axon proc-log promptly promzard readdirp through2 xmlchars ast-types aws-sign2 bin-links byte-size call-bind camelcase clean-css cli-boxes columnify data-urls delegates duplexer3 duplexify encodeurl engine.io escodegen fs-vacuum gentle-fs inflation ipaddr.js is-number is-stream is-symbol jsonparse libnpmorg os-tmpdir p-finally picomatch protoduck pseudomap relateurl run-queue strip-eof term-size timed-out word-wrap wrap-ansi @iarna/cli @pm2/agent JSONStream acorn-walk agent-base ansi-align ansicolors ansistyles atomically basic-auth call-limit camel-case cidr-regex cli-table3 color-name concat-map decamelize decimal.js estraverse extsprintf formidable formstream get-stream har-schema http-basic is-extglob libnpmhook libnpmteam log-driver lower-case oauth-sign optionator os-homedir param-case path-parse pm2-deploy prelude-ls proto-list run-series sprintf-js text-table type-check typedarray uid-number whatwg-url wide-align xmlbuilder @pm2/js-api amp-message ansi-styles assert-plus buffer-from cli-columns cli-tableau configstore debounce-fn deep-extend degenerator es-abstract es6-promise fs-minipass fs.realpath git-node-fs glob-parent global-dirs has-symbols has-unicode html-loader http-assert http-server humanize-ms ignore-walk import-lazy imurmurhash infer-owner is-callable is-redirect json-schema koa-compose koa-convert liquid-json locate-path lock-verify mime-format mississippi mute-stream npm-bundled npm-profile object-keys on-finished pascal-case path-exists semver-diff signal-exit stream-each symbol-tree unique-slug util-extend utils-merge widest-line worker-farm xdg-basedir config-chain core-util-is domexception finalhandler http-reasons libnpmaccess libnpmconfig libnpmsearch npm-packlist npm-run-path pac-resolver package-json pause-stream pm2-axon-rpc pm2-sysmonit prepend-http registry-url resolve-from safer-buffer serve-static set-blocking side-channel smart-buffer spdx-correct stream-shift string-width sync-request then-request toidentifier tunnel-agent universalify which-module acorn-globals array-flatten buffer-concat code-point-at color-convert concat-stream default-shell detect-indent es6-promisify eventemitter2 figgy-pudding forever-agent function-bind get-intrinsic har-validator is-typedarray lazy-property libnpmpublish npm-lifecycle number-is-nan promise-retry read-cmd-shim requires-port shebang-regex sorted-object unique-string url-parse-lax agentkeepalive async-listener balanced-match delayed-stream detect-newline http-signature is-binary-path is-core-module is-date-object is-path-inside latest-version lowercase-keys node-fetch-npm object-inspect path-is-inside pinkie-promise pm2-multimeter proxy-from-env querystringify read-installed secure-compare setprototypeof split-on-first stream-iterate unzip-response util-promisify @faker-js/faker brace-expansion combined-stream es-to-primitive fast-json-patch find-npm-prefix get-caller-file has-tostringtag hosted-git-info npm-package-arg pac-proxy-agent performance-now postman-sandbox qrcode-terminal shebang-command spdx-exceptions unique-filename update-notifier whatwg-encoding whatwg-mimetype @opencensus/core @protobufjs/path @protobufjs/pool @protobufjs/utf8 are-we-there-yet cookie-signature emitter-listener engine.io-parser fast-levenshtein file-uri-to-path follow-redirects is-retry-allowed npm-audit-report npm-logical-tree path-is-absolute promise-inflight spdx-license-ids @protobufjs/fetch @protobufjs/float @tootallnate/once binary-extensions copy-concurrently define-properties init-package-json json-schema-typed make-fetch-happen merge-descriptors move-concurrently npm-pick-manifest npm-user-validate read-package-json read-package-tree require-directory strict-uri-encode stringify-package systeminformation w3c-xmlserializer @protobufjs/base64 cache-content-type create-error-class data-uri-to-buffer flush-write-stream npm-cache-filename npm-install-checks npm-registry-fetch parallel-transform tiny-relative-date webidl-conversions xml-name-validator @protobufjs/codegen @protobufjs/inquire capture-stack-trace json-stringify-safe postman-url-encoder registry-auth-token require-from-string sorted-union-stream teleport-javascript builder-util-runtime crypto-random-string decode-uri-component escape-string-regexp html-minifier-terser http-cache-semantics http-response-object json-schema-traverse process-nextick-args @jridgewell/set-array @protobufjs/aspromise html-encoding-sniffer is-generator-function is-installed-globally require-main-filename spdx-expression-parse @bqy/node-module-alias @jridgewell/source-map @pm2/pm2-version-check fs-write-stream-atomic normalize-package-data readdir-scoped-modules @jridgewell/gen-mapping @jridgewell/resolve-uri console-control-strings is-fullwidth-code-point @protobufjs/eventemitter json-parse-better-errors module-details-from-path @jridgewell/trace-mapping npm-normalize-package-bin validate-npm-package-name @opencensus/propagation-b3 continuation-local-storage fast-json-stable-stringify @jridgewell/sourcemap-codec @socket.io/component-emitter validate-npm-package-license json-parse-even-better-errors supports-preserve-symlinks-flag is-potential-custom-element-name object.getownpropertydescriptors

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Security and privacy

Code signing, notarization, and entitlement analysis for Postcat.

Code Signing

Excellent

Signed

Notarized

Hardened Runtime

Developer ID Application: Guangzhou Incloud Information Technology Co., Ltd. (82ZWASJKL4)

Entitlements2

com.apple.security.cs.allow-jit

com.apple.security.cs.allow-unsigned-executable-memory

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How popular is Postcat?

Popularity ranking based on install counts, store ratings, and community signals.

Popularity Tier

Ranked across all macOS apps

Niche

Popularity Score

8

0

Adoption

0

Mindshare

16

Store Rank

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When was Postcat last updated?

3 tracked releases since January 2023.

Latest: v0.5.1

May 20, 2026

v0.5.1

May 20, 2026

v0.2.2

Apr 2, 2024

v0.2.1

Jan 4, 2023

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Last verified May 20, 2026

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