Issues

Issues

• Prototype Pollution in web-component-tester via config.merge() (lodash dependency)

  Polymer/tools#3848 · opened on Apr 8, 2026

• JS Heap Allocation Error on

  Polymer/tools#3804 · opened on Aug 25, 2025

• WCT: "TypeError: Cannot read property 'match' of undefined"

  Polymer/tools#3645 · opened on Feb 14, 2022
  3

• FATAL ERROR: CALL_AND_RETRY_LAST Allocation failed - JavaScript heap out of memory

  Polymer/tools#3633 · opened on Feb 2, 2022
  1

• The "[email protected]" tag is missing.

  Polymer/tools#3610 · opened on Nov 5, 2021

• 76 vulnerabilities (1 low, 25 moderate, 47 high, 3 critical)

  Polymer/tools#3609 · opened on Oct 24, 2021

• polymer build is not working for windows 10 and node >= v15

  Polymer/tools#3548 · opened on Feb 22, 2021
  1

• [modulizer] wct-browser-legacy does not pass yarn install --flat

  Polymer/tools#3536 · opened on Sep 14, 2020
  1

• Handle invalid routing for polymer serve

  Polymer/tools#3535 · opened on Sep 13, 2020
  1

• [gen-ts-declarations] Transitive mixins from external packages are not discovered

  Polymer/tools#3505 · opened on May 18, 2020
  1

• PLEASE ARCHIVE THIS REPOSITORY, OR MARK IT AS MAINTENANCE

  Polymer/tools#3493 · opened on Mar 9, 2020
  2

• Polymer 3 - 'polymer init' is busted on Win10

  Polymer/tools#3491 · opened on Feb 13, 2020
  4

• CDN support as build target

  Polymer/tools#3486 · opened on Jan 27, 2020
  1

• polymer serve error?

  Polymer/tools#3484 · opened on Dec 31, 2019
  1

• How to add polymer-cli as a dependency without getting puppeteer?

  Polymer/tools#3478 · opened on Dec 13, 2019
  2

• [polymer-build] Rewriting ES6 imports not working programatically

  Polymer/tools#3477 · opened on Nov 24, 2019
  2

• Linter does not look at inline Polymer html templates

  Polymer/tools#3475 · opened on Nov 15, 2019
  3

• Polyserve tool re-writes correct JS generated by TS 3.7 to invalid synax when null coalesce & optional chaining is used

  Polymer/tools#3474 · opened on Nov 12, 2019
  1

• Installation of [email protected] on Node v12.13.0 fails

  Polymer/tools#3473 · opened on Nov 11, 2019
  1

• polymer-build remove comments

  Polymer/tools#3471 · opened on Nov 8, 2019
  3

• polymer build bundle option causes error

  Polymer/tools#3469 · opened on Nov 8, 2019
  1

• Polymer init should include generators which are scoped packages

  Polymer/tools#3466 · opened on Oct 22, 2019
  1

• Edge support

  Polymer/tools#3465 · opened on Oct 20, 2019
  1

• WCT and Mocha

  Polymer/tools#3461 · opened on Oct 17, 2019
  1

• Performance of PolymerCli

  Polymer/tools#3458 · opened on Sep 26, 2019
  7