--- title: "Developer Tools extensions, page 4 – Extension Tracker" description: "30,442 live Chrome extensions in Developer Tools, ranked by users, with their ratings and last updates." url: "https://extensiontracker.com/category/productivity/developer?page=4" --- # Developer Tools A category in [Productivity](https://extensiontracker.com/category/productivity). - Live extensions: 30,442 - Users in all: 120,233,479 Ranked by users, as the store shows them. Page 4 of 305. | # | Extension | Developer | Users | Rating | Updated | | ---: | --- | --- | ---: | ---: | --- | | 301 | [Quicker Connector](https://extensiontracker.com/extension/klggbkjfmbonefdcfkiidhcmfjdfnepa) | cuiliang | 30,000 | 4.93 | 2026-10-24 | | 302 | [FindSomething](https://extensiontracker.com/extension/kfhniponecokdefffkpagipffdefeldb) | ResidualLaugh | 30,000 | 4.57 | 2026-03-25 | | 303 | [JSX Preview](https://extensiontracker.com/extension/kfedoapfmioadaeellmoabmaakojefbl) | SoftMerc Devs | 30,000 | 4.33 | 2026-09-22 | | 304 | [OpenClaw](https://extensiontracker.com/extension/kcdjddhmeafeomebliikmbpblkmkfoig) | OpenClaw Foundation | 30,000 | 5.00 | 2026-09-07 | | 305 | [Marker.io: Visual bug reporting for websites](https://extensiontracker.com/extension/jofhoojcehdmaiibilpcoofpdbbddkkl) | Marker.io SRL | 30,000 | 4.24 | 2026-05-27 | | 306 | [Chromium browser automation](https://extensiontracker.com/extension/jmbmjnojfkcohdpkpjmeeijckfbebbon) | saroyanm | 30,000 | 3.67 | 2024-06-11 | | 307 | [Scan WP - WordPress Theme and Plugin Detector](https://extensiontracker.com/extension/jgepgcdhakjacecafilmhdnifekocmcl) | OK Digital LTD. | 30,000 | 3.85 | 2024-04-30 | | 308 | [Time Travel](https://extensiontracker.com/extension/jfdbpgcmmenmelcghpbbkldkcfiejcjg) | Christian Pulvermacher | 30,000 | 4.30 | 2026-10-28 | | 309 | [Better Ruler](https://extensiontracker.com/extension/ilcnadaaninblgbekoaihdhoiecaflie) | paul | 30,000 | 4.83 | 2026-09-03 | | 310 | [Download Chrome Extension](https://extensiontracker.com/extension/idieikhccepnagohoobmbpocdbogegij) | jack.mcintyre817 | 30,000 | 4.63 | 2025-05-26 | | 311 | [SEMRush Rank](https://extensiontracker.com/extension/idbhoeaiokcojcgappfigpifhpkjgmab) | trellian-devs | 30,000 | 2.58 | 2025-07-04 | | 312 | [识小狸](https://extensiontracker.com/extension/ibmagfknoigcicecgjjdmdbkcfkffoll) | Felix | 30,000 | 3.00 | 2026-11-10 | | 313 | [CMS Detect - What CMS is that site using?](https://extensiontracker.com/extension/hkkdnbjbdnfjmnldiogaepcokpldimao) | OK Digital LTD. | 30,000 | 4.96 | 2025-02-03 | | 314 | [X-Forwarded-For Header](https://extensiontracker.com/extension/hkghghbnihliadkabmlcmcgmffllglin) | Philip Lawrence | 30,000 | 4.21 | 2024-10-24 | | 315 | [Google Pagespeed Insights](https://extensiontracker.com/extension/hgjfcehigmlddmkeagmkmefejoifjnnd) | APPWRK-IT | 30,000 | 2.09 | 2025-05-07 | | 316 | [SekaiZ · Facebook Cookies & Token](https://extensiontracker.com/extension/hdlmphmmpjldffeiokafhkchgelphphf) | Phatnef@SekaiZ | 30,000 | 5.00 | 2026-10-22 | | 317 | [Web Developer Form Filler](https://extensiontracker.com/extension/gbagmkohmhcjgbepncmehejaljoclpil) | formfiller | 30,000 | 4.17 | 2025-03-14 | | 318 | [PixelZoomer](https://extensiontracker.com/extension/fogkjckfkdcnmnnfmbieljpkmmihhpao) | Matthias Schuetz | 30,000 | 4.55 | 2025-03-14 | | 319 | [Shopify Theme Inspector for Chrome](https://extensiontracker.com/extension/fndnankcflemoafdeboboehphmiijkgp) | Shopify | 30,000 | 1.96 | 2025-01-23 | | 320 | [GTM Variable Builder](https://extensiontracker.com/extension/feeboihdgpananoagfmbohoogoncndba) | triangledigital.xyz | 30,000 | 4.52 | 2025-06-15 | | 321 | [widget.io](https://extensiontracker.com/extension/fcgbjpajcfjnjgfdeookpnoefgcliljj) | Sigma | 30,000 | 3.33 | 2026-04-08 | | 322 | [Measuremate — Pixel Ruler for Web Design](https://extensiontracker.com/extension/fcbffocoaopnenhgbchlchgndohggdei) | Alex | 30,000 | 4.32 | 2026-07-09 | | 323 | [View Rendered Source](https://extensiontracker.com/extension/ejgngohbdedoabanmclafpkoogegdpob) | Peg Leg Ltd | 30,000 | 4.39 | 2026-11-04 | | 324 | [JSON Viewer](https://extensiontracker.com/extension/efknglbfhoddmmfabeihlemgekhhnabb) | Rongjian Zhang | 30,000 | 4.67 | 2024-03-26 | | 325 | [header cookie qrCode caseRecording httpblock](https://extensiontracker.com/extension/echlhpliefhchnkmiomfpdnehakfmpfl) | a rookie | 30,000 | 5.00 | 2024-06-10 | | 326 | [Web Color Picker - online color grabber](https://extensiontracker.com/extension/dneifdhdmnmmlobjbimlkcnhkbidmlek) | Color Online | 30,000 | 3.69 | 2025-03-18 | | 327 | [Get CRX](https://extensiontracker.com/extension/dijpllakibenlejkbajahncialkbdkjc) | Adam Carbonell | 30,000 | 4.45 | 2023-11-18 | | 328 | [Spector.js](https://extensiontracker.com/extension/denbgaamihkadbghdceggmchnflmhpmk) | babylon.js | 30,000 | 4.69 | 2026-09-16 | | 329 | [Salesforce Show Api Name](https://extensiontracker.com/extension/dcfecmnffjopafbbbaepgopfcphnoham) | zcchen.dev | 30,000 | 4.66 | 2025-04-05 | | 330 | [ObservePoint Debugger](https://extensiontracker.com/extension/daejfbkjipkgidckemjjafiomfeabemo) | ObservePoint | 30,000 | 4.16 | 2026-10-07 | | 331 | [Hack-Tools](https://extensiontracker.com/extension/cmbndhnoonmghfofefkcccljbkdpamhi) | Ludovic COULON & Riadh BOUCHAHOUA | 30,000 | 4.49 | 2023-03-11 | | 332 | [Page Edit](https://extensiontracker.com/extension/clfiicjcpkcccglblehapeiipibnaenl) | Keller | 30,000 | 4.60 | 2025-12-12 | | 333 | [AppsScript Color](https://extensiontracker.com/extension/ciggahcpieccaejjdpkllokejakhkome) | Jean-Rémi Delteil | 30,000 | 4.57 | 2023-03-20 | | 334 | [Color Dropper](https://extensiontracker.com/extension/cbagleaaaocejmdeichhdkmjebpljckh) | adam.gonen | 30,000 | 4.54 | 2026-09-25 | | 335 | [Ember Inspector](https://extensiontracker.com/extension/bmdblncegkenkacieihfhpjfppoconhi) | ember-extension-admins | 30,000 | 4.68 | 2026-04-24 | | 336 | [Broken Link Checker](https://extensiontracker.com/extension/bjcoimpfplliplknnmgbffboiihamekf) | balvin.perrie | 30,000 | 4.20 | 2023-02-23 | | 337 | [Fuelet Wallet \| Fuel](https://extensiontracker.com/extension/bifidjkcdpgfnlbcjpdkdcnbiooooblg) | Miraql Labs | 30,000 | 4.69 | 2026-10-02 | | 338 | [Global Cookie Manager](https://extensiontracker.com/extension/bgffajlinmbdcileomeilpihjdgjiphb) | Cristian Zuddas | 30,000 | 3.92 | 2023-09-10 | | 339 | [Login Recorder for Burp Suite](https://extensiontracker.com/extension/anpapjclbjicacakeoggghfldppbkepg) | PortSwigger | 30,000 | 4.00 | 2026-07-30 | | 340 | [Enhanced GitHub](https://extensiontracker.com/extension/anlikcnbgdeidpacdbdljnabclhahhmd) | Varun Malhotra | 30,000 | 4.44 | 2024-06-03 | | 341 | [Taboola Pixel Helper](https://extensiontracker.com/extension/aefiepimkogajhddmhcekceihikjcabd) | TABOOLA.COM LTD | 30,000 | 3.67 | 2026-08-03 | | 342 | [Discord Get User Token](https://extensiontracker.com/extension/accgjfooejbpdchkfpngkjjdekkcbnfd) | Pirtpal Singh | 30,000 | 3.74 | 2025-09-20 | | 343 | [Metric Spy Page Ruler](https://extensiontracker.com/extension/plifocdammkpinhfihphfbbnlggbcjpo) | Metric Spy Page Ruler | 20,000 | 5.00 | 2025-02-27 | | 344 | [Colorway: Eyedropper & Color Picker Tool](https://extensiontracker.com/extension/pkgejkfioihnchalojepdkefnpejomgn) | Colorway | 20,000 | 4.40 | 2026-10-29 | | 345 | [DePINed](https://extensiontracker.com/extension/pjlappmodaidbdjhmhifbnnmmkkicjoc) | DePINed Labs Limited | 20,000 | 4.39 | 2026-03-30 | | 346 | [Tab Rotate](https://extensiontracker.com/extension/pjgjpabbgnnoohijnillgbckikfkbjed) | Kevin Sheedy | 20,000 | 4.24 | 2026-04-29 | | 347 | [ATP Cookie](https://extensiontracker.com/extension/pgiokghoiffcbbjiembgifjaklboaphc) | info | 20,000 | 4.75 | 2026-08-24 | | 348 | [MobX Developer Tools](https://extensiontracker.com/extension/pfgnfdagidkfgccljigdamigbcnndkod) | Andy Kogut | 20,000 | 3.15 | 2026-06-17 | | 349 | [Amino: Live CSS Editor](https://extensiontracker.com/extension/pbcpfbcibpcbfbmddogfhcijfpboeaaf) | Amino | 20,000 | 3.93 | 2026-05-16 | | 350 | [PriceLabs - VRBO Reconnection extension](https://extensiontracker.com/extension/ookjdpaflelijjpjhdojedmhldglenmh) | PriceLabs | 20,000 | 2.05 | 2026-01-20 | | 351 | [OWASP Penetration Testing Kit](https://extensiontracker.com/extension/ojkchikaholjmcnefhjlbohackpeeknd) | pentestkit.co.uk | 20,000 | 4.81 | 2026-09-01 | | 352 | [Xdebug Chrome Extension](https://extensiontracker.com/extension/oiofkammbajfehgpleginfomeppgnglk) | gxumyd | 20,000 | 4.00 | 2022-05-19 | | 353 | [Color Picker](https://extensiontracker.com/extension/oghcfpacbadjkebhegcollgfhhjkalep) | devjah | 20,000 | 2.59 | 2025-10-22 | | 354 | [Shopify Theme Detector — Theme & App Finder](https://extensiontracker.com/extension/npjkomjipdbengebpldgodddlinfjhhm) | OK Digital LTD. | 20,000 | 3.48 | 2026-08-23 | | 355 | [ANNEXX](https://extensiontracker.com/extension/nlgfplihjpoagjkcnmfiefhhbpfeibch) | ANNEXX | 20,000 | 4.81 | 2026-11-11 | | 356 | [Launch and DTM Switch](https://extensiontracker.com/extension/nlgdemkdapolikbjimjajpmonpbpmipk) | Further Worldwide LLC | 20,000 | 4.37 | 2023-01-24 | | 357 | [Resources Saver](https://extensiontracker.com/extension/nlfcijlhljpenllloeheihmhoobeefpc) | alex313031 | 20,000 | 5.00 | 2023-04-19 | | 358 | [Free Link Checker by LRT](https://extensiontracker.com/extension/nifeadedgedikheglfngocdgfidiiimi) | LinkResearchTools GmbH | 20,000 | 4.29 | 2024-06-16 | | 359 | [Images ON/OFF](https://extensiontracker.com/extension/nfmlhilnjccdggifdbhnhkffmjgalbgg) | singleclickapps | 20,000 | 4.12 | 2024-07-09 | | 360 | [Angular state inspector](https://extensiontracker.com/extension/nelkodgfpddgpdbcjinaaalphkfffbem) | Anton Lunev | 20,000 | 4.66 | 2021-08-23 | | 361 | [Color Finder](https://extensiontracker.com/extension/necmnahhpjieeknfddniaagcnhlglgoa) | colorfinderpc | 20,000 | 2.73 | 2025-12-26 | | 362 | [EXP Cookies Tool](https://extensiontracker.com/extension/necipeebkikcoingolmohfaeckegimid) | EXP | 20,000 | 5.00 | 2023-06-06 | | 363 | [JumpSeat](https://extensiontracker.com/extension/ndlpojioljoiacimlfdeiedhcpjjdiga) | JumpSeat | 20,000 | 5.00 | 2026-01-08 | | 364 | [店小宝-货源比价助手](https://extensiontracker.com/extension/mpejmbnlbgamjhgnoongmdnpmhoeilje) | 648487436yun | 20,000 | 4.00 | 2025-12-07 | | 365 | [Apex Debugger](https://extensiontracker.com/extension/mpckkbblhbfngaininanfjpdfjhbncjo) | motiko | 20,000 | 4.15 | 2026-11-02 | | 366 | [GreenIT-Analysis](https://extensiontracker.com/extension/mofbfhffeklkbebfclfaiifefjflcpad) | didierfred | 20,000 | 5.00 | 2025-12-31 | | 367 | [30 Seconds of Knowledge](https://extensiontracker.com/extension/mmgplondnjekobonklacmemikcnhklla) | Petrovic Stefan | 20,000 | 4.59 | 2024-03-21 | | 368 | [Finsweet Extension for Webflow](https://extensiontracker.com/extension/mjfibgdpclkaemogkfadpbdfoinnejep) | Finsweet | 20,000 | 4.77 | 2026-08-19 | | 369 | [Black Apps Script](https://extensiontracker.com/extension/lobpcflajoikohefjjdndofbfikadpfb) | swroot.com | 20,000 | 4.77 | 2024-09-25 | | 370 | [Run Javascript](https://extensiontracker.com/extension/lmilalhkkdhfieeienjbiicclobibjao) | Ataiva.com | 20,000 | 4.06 | 2026-05-17 | | 371 | [Disable Cookies](https://extensiontracker.com/extension/lkmjmficaoifggpfapbffkggecbleang) | singleclickapps | 20,000 | 3.77 | 2025-01-31 | | 372 | [Bubble Essential Kit](https://extensiontracker.com/extension/ljajflekancplollknchkelcbmepgjpe) | Renato Asse | 20,000 | 4.15 | 2025-11-17 | | 373 | [SN Utils OnPrem](https://extensiontracker.com/extension/lfabkiipmidkmhplochgpbaeekjjfbch) | SN Utils B.V. | 20,000 | 4.91 | 2026-11-11 | | 374 | [WizExtend](https://extensiontracker.com/extension/koellablckildiakdjcchdfnagjfbpbh) | Wiz | 20,000 | 5.00 | 2026-10-29 | | 375 | [TypeScan What Font Finder](https://extensiontracker.com/extension/klopcieildbkpjfgfohccoknkbpchpcd) | TypeScan | 20,000 | 5.00 | 2025-02-24 | | 376 | [NFC Reader - Browser Extension](https://extensiontracker.com/extension/kjfmmgpfhdohhcodbkaodgkidbenkgog) | Digital Logic Ltd. | 20,000 | 4.75 | 2025-03-18 | | 377 | [WPSniffer - WordPress Theme, Plugin & Hosting](https://extensiontracker.com/extension/kihhefcbenhkjgjhchanjfhhflaojldn) | Penguin Initiatives | 20,000 | 3.79 | 2026-09-30 | | 378 | [Testing Toolkit: 15+ Essential Manual Testing Tools](https://extensiontracker.com/extension/khkpfminnhkjeabcnhpjcfhegbbodpjk) | BrowserStack Inc., | 20,000 | 4.56 | 2026-11-03 | | 379 | [GPT for Ecom: Product Listing optimizer](https://extensiontracker.com/extension/khjklhhhlnbeponjimmaoeefcpgbpgna) | MossExt | 20,000 | 3.67 | 2025-10-16 | | 380 | [Table Browser Caller for D365FO](https://extensiontracker.com/extension/khhnlfooiiffofchhdhjopgpegcjlodk) | Arineo GmbH | 20,000 | 5.00 | 2026-06-10 | | 381 | [Maven Tools for Salesforce](https://extensiontracker.com/extension/kgookdjjmmekebgdecakmblghjgiaoem) | Maven Mule | 20,000 | 4.79 | 2026-10-13 | | 382 | [Adobe Experience Cloud Visual Editing Helper](https://extensiontracker.com/extension/kgmjjkfjacffaebgpkpcllakjifppnca) | Adobe, Inc. | 20,000 | 2.90 | 2026-11-04 | | 383 | [Tonalis Audio Recorder](https://extensiontracker.com/extension/kdchfpnbblcmofemnhnckhjfjndcibej) | Etti Gardner | 20,000 | 4.21 | 2025-02-24 | | 384 | [CSV Viewer](https://extensiontracker.com/extension/jpcebfaobfpjabiedigejoanbpgepelm) | Unnamed developer | 20,000 | 4.79 | 2024-04-08 | | 385 | [Etherscan](https://extensiontracker.com/extension/joeoaocmnapjmkhjndfflecmdaldkpbn) | Etherscan | 20,000 | 4.13 | 2025-12-05 | | 386 | [WakaTime](https://extensiontracker.com/extension/jnbbnacmeggbgdjgaoojpmhdlkkpblgi) | WakaTime | 20,000 | 3.97 | 2026-10-30 | | 387 | [ScratchTools for Scratch](https://extensiontracker.com/extension/jjnpbalpllpfdpgplpbcbadkgdmleopm) | ScratchTools | 20,000 | 3.72 | 2025-12-30 | | 388 | [Pesticide - Advanced CSS Debugger](https://extensiontracker.com/extension/jeebpgmphhagpecfiophljpkhncoajcg) | Extension Rocks | 20,000 | 4.95 | 2026-10-23 | | 389 | [Three.js DevTools](https://extensiontracker.com/extension/jechbjkglifdaldbdbigibihfaclnkbo) | Mr.doob | 20,000 | 4.00 | 2026-10-26 | | 390 | [SEOSpace - The SEO Plugin for Squarespace](https://extensiontracker.com/extension/jdpdpdkkofoclmgbopofhlmoikpfamao) | Airwayz Capital SEO, LLC | 20,000 | 4.43 | 2026-10-19 | | 391 | [Fortinet Support Tool](https://extensiontracker.com/extension/jbeeicmopdjjhdjnikmmhlebpkllhjki) | Fortinet | 20,000 | 4.80 | 2026-10-01 | | 392 | [Url Shortener for Google Chrome™](https://extensiontracker.com/extension/jabkcacglannajohdmbgiejideejeeln) | ExtAdmin | 20,000 | 3.88 | 2024-06-06 | | 393 | [EditThisCookie (fork)](https://extensiontracker.com/extension/ihfmcbadakjehneaijebhpogkegajgnk) | EditThisCookie Fork | 20,000 | 4.39 | 2025-11-16 | | 394 | [Seerobots](https://extensiontracker.com/extension/hnljoiodjfgpnddiekagpbblnjedcnfp) | claneo-chrome-extensions | 20,000 | 3.97 | 2024-02-15 | | 395 | [SEO-анализ сайта от Be1.ru](https://extensiontracker.com/extension/hgoppfmeamohhpdlgmbondkfcijhklbo) | Be1.ru | 20,000 | 3.95 | 2023-03-09 | | 396 | [MILK — Cookie Manager](https://extensiontracker.com/extension/haipckejfdppjfblgondaakgckohcihp) | Rafael Grigorian | 20,000 | 4.50 | 2025-03-04 | | 397 | [CORS Unblock](https://extensiontracker.com/extension/hadoojkfknbjgoppkecpgamiajljiief) | Jamsheer | 20,000 | 4.25 | 2026-06-12 | | 398 | [Edit with Notepad++](https://extensiontracker.com/extension/gpmjpkmohjgaimfhebdjebpgdnpcadji) | joue.quroi | 20,000 | 3.52 | 2023-11-29 | | 399 | [Simple WebSocket Client](https://extensiontracker.com/extension/gobngblklhkgmjhbpbdlkglbhhlafjnh) | olshevskiy87 | 20,000 | 4.44 | 2023-05-09 | | 400 | [Social Share Preview](https://extensiontracker.com/extension/ggnikicjfklimmffbkhknndafpdlabib) | Nifty Software GmbH | 20,000 | 4.76 | 2024-02-29 | - Previous page: - Next page: --- From Extension Tracker, a public record of the Chrome Web Store: . It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (), crediting Extension Tracker. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.