cloudflare/workers-sdk

⛅️ Home to Wrangler, the CLI for Cloudflare Workers®

Stars: 4.5k
Forks: 1.5k
Open beginner issues: 0
Indexed issues: 275
Avg merge: 3d 8h
Merged PRs (30d): 187

Dominant language: TypeScript
License: Apache-2.0
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

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267 open issues indexed

Remove stripping redundant `nodejs_compat` flags Open

package:miniflare

cloudflare/workers-sdk#15149 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
wrangler d1 migrations apply --local fails with SQLITE_LOCKED while remote D1 succeeds Open

package:miniflare product:d1

cloudflare/workers-sdk#15162 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[vite-plugin] Non-101 WebSocket upgrade responses are destroyed instead of delivered to the client in dev Open

package:vite-plugin

cloudflare/workers-sdk#15170 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[vite-plugin] vite build never exits when remoteBindings is enabled — remote proxy session is never disposed Open

package:vite-plugin

cloudflare/workers-sdk#15173 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Date objects in forwarded tail events arrive as strings in local dev Open

package:miniflare

cloudflare/workers-sdk#15180 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Workers cache purge call results in error when run in local dev mode Open

package:miniflare

cloudflare/workers-sdk#15183 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[miniflare] dispatchFetch JSON-parses gzip-encoded ERROR_STACK 500 bodies Open

package:miniflare

cloudflare/workers-sdk#15198 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[vite-plugin] WebSocket upgrade forwards Accept-Encoding gzip; Worker throw becomes undici JSON.parse crash Open

package:vite-plugin

cloudflare/workers-sdk#15199 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
`wrangler dev` exits with "Error inside ProxyWorker / Network connection lost" on POST requests with a body when `assets` is configured Open

package:wrangler

cloudflare/workers-sdk#15203 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[wrangler] D1 SQL splitter does not treat bracket-quoted identifiers as quoted Open

package:wrangler product:d1

cloudflare/workers-sdk#15228 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
@cloudflare/vite-plugin dev: workerd outbound TLS ignores system CA store on NixOS Open

package:vite-plugin

cloudflare/workers-sdk#15229 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Wrangler deploy repeatedly fails with write EPIPE on Workers Versions API after asset upload Open

awaiting-response:reporter package:wrangler

cloudflare/workers-sdk#15230 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
vite-plugin tail forwarding throws on a BigInt while the miniflare copy handles it Open

cloudflare/workers-sdk#15249 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
wrangler dev (containers): egress gateway bound to native-WSL docker0 is unreachable from Docker Desktop VM — all container egress resets on WSL2 Open

package:wrangler product:containers upstream:workerd

cloudflare/workers-sdk#15257 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Delay before asset upload starts Open

feature:workers-assets

cloudflare/workers-sdk#15259 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Restore major version protection after vitest mjor Open

cloudflare/workers-sdk#15266 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Miniflare: `serializeConfig` peak RSS scales with `bundleBytes x bindingCount` (single-segment capnp arena regrows by full copy) Open

package:miniflare

cloudflare/workers-sdk#15271 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[vite-plugin] vite build can hang with remote bindings when Worker has no config path Open

package:remote-bindings package:vite-plugin

cloudflare/workers-sdk#15279 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[vite-plugin] server.ws: false leaves Vite HMR WebSocket upgrades hanging Open

package:vite-plugin

cloudflare/workers-sdk#15285 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[wrangler] preserve_file_names keeps absolute non-JavaScript imports in the Worker bundle Open

package:wrangler

cloudflare/workers-sdk#15292 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Project not found. The specified project name does not match any of your existing projects. [code: 8000007] Open

awaiting-response:reporter product:pages

cloudflare/workers-sdk#15313 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
D1: server-side statement splitter matches trigger BEGIN case-sensitively, so lowercase 'begin' bodies fail d1 migrations apply --remote (refines #14991) Open

product:d1

cloudflare/workers-sdk#15314 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Regression of #4562: `Error inside ProxyWorker` kills `wrangler dev`, and the printed error is empty Open

cloudflare/workers-sdk#15317 · 12 comments · 5 reactions · 0 assignees · Indexed Sep 15, 2026
Unable to Create a New Queue Subscription After Deleting the Previous One Open

product:queues

cloudflare/workers-sdk#15340 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Allow atomically setting a Worker's complete runtime env (vars + secrets) at deploy Open

cloudflare/workers-sdk#15343 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Workers Builds: preview-trigger build variables are invisible in the dashboard and silently wiped when editing build config Open

feature:workers-builds

cloudflare/workers-sdk#15349 · 5 comments · 3 reactions · 0 assignees · Indexed Sep 15, 2026
D1 binding reads stale schema despite correct on-disk data (vite dev, single entry worker) Open

product:d1

cloudflare/workers-sdk#15362 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Bug: `wrangler auth create <profile>` never starts the OAuth callback server — login hangs forever Open

cloudflare/workers-sdk#15369 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
miniflare@5.20260825.0-alpha publishes index.d.ts with missing ./shared import Open

cloudflare/workers-sdk#15377 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
containers: wrangler dev never issues the workload container create on native Linux — snapshot-volume step stalls with no diagnostic, surfaces only as kj/timer.c++:30 operation timed out Open

product:containers

cloudflare/workers-sdk#15394 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[Vite plugin] Inline auxiliary Workers recreate remote-binding sessions during Miniflare updates Open

package:vite-plugin

cloudflare/workers-sdk#15418 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Miniflare Browser Rendering leaves all but the first Chrome orphaned on direct SIGINT Open

product:browser

cloudflare/workers-sdk#15419 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
wrangler dev with remote bindings: persistent "internal error; reference =" from a long-lived session, escalating after ~2h to ProxyWorker "Network connection lost." and exit code 1 Open

cloudflare/workers-sdk#15421 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Worker-minted credentials for existing Artifacts repositories fail, while identical credentials work outside Workers Open

product:artifacts

cloudflare/workers-sdk#15429 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Default `wrangler login` to OS keyring storage, now that `--use-keyring` exists Open

cloudflare/workers-sdk#15435 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
R2 SQL: 40004 "partition N not available" on a global aggregate over a UNION ALL with asymmetric branch partitioning (EXPLAIN returns 200) Open

product:r2

cloudflare/workers-sdk#15437 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[vitest-pool-workers] SELF.fetch gets progressively slower within a worker: ~6ms → ~370ms per request after 1,500 requests (superlinear degradation) Open

package:vitest

cloudflare/workers-sdk#15446 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
wrangler dev exits when a queued request is abandoned by its client during startup/reload (ProxyWorker treats replay failure as fatal) Open

cloudflare/workers-sdk#15447 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
wrangler dev exits 1 mid-run on "Network connection lost." from ProxyWorker, and prints an empty `✘ [ERROR]` Open

cloudflare/workers-sdk#15451 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
`wrangler dev` exits with "Error inside ProxyWorker / Network connection lost" when an open WebSocket coexists with a ~5s HTTP request cadence Open

cloudflare/workers-sdk#15452 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
CI: report package raw/gzip size deltas against the PR merge base Open

cloudflare/workers-sdk#15455 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Remote D1 sequential queries leak established workerd sockets in local Vite development Open

feature:remote-bindings package:vite-plugin product:d1

cloudflare/workers-sdk#15462 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
wrangler deploy reports a zone route as deployed without creating it (pattern host is a Cloudflare for SaaS custom hostname) Open

package:wrangler

cloudflare/workers-sdk#15464 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
R2: support an explicit first-time subscription enablement flow in Wrangler Open

package:wrangler product:r2

cloudflare/workers-sdk#15468 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Missing Bulk Management Features for IP Lists Open

cloudflare/workers-sdk#15475 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[Pages] Deleted preview deployments still execute Functions from edge — orphaned hash hosts serve after API 404 Open

product:pages

cloudflare/workers-sdk#15482 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Wrangler D1 Migrations Path Bug (Vite Plugin) Open

feature:auto-provisioning package:vite-plugin package:wrangler

cloudflare/workers-sdk#15484 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Vitest run stalls indefinitely mid-suite after a workerd pool test file finishes, with no error output Open

package:vitest

cloudflare/workers-sdk#15498 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Dataseid Open

cloudflare/workers-sdk#15513 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[wrangler] Remote Hyperdrive bindings under getPlatformProxy() never re-seed edge credentials, so a stale dev session never recovers Open

package:remote-bindings package:wrangler product:hyperdrive

cloudflare/workers-sdk#15520 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026

A short digest of beginner-friendly GitHub issues.