coder/websocket

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Minimal and idiomatic WebSocket library for Go

Stars: 5.5k
Forks: 377
Open beginner issues: 3
Indexed issues: 54

Dominant language: Go
License: ISC
Last GitHub push: Jun 15, 2026
Latest indexed: Sep 15, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

Open All

mu.lock: after acquiring m.ch, why does the re-check only look at closed and not ctx? Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

coder/websocket#573 · 2 comments · Opened Aug 27, 2026
Add lightweight write deadlines to Conn Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

coder/websocket#572 · Opened Aug 9, 2026
Must not wrap io.EOF Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

coder/websocket#561 · 1 reaction · Opened Apr 13, 2026
Move examples out of internal to root directory Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

coder/websocket#560 · Opened Mar 24, 2026
Hardcoded 5 second timeout for writing pong response can cause errors Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

coder/websocket#555 · 1 comment · 4 reactions · Opened Jan 16, 2026
Header gets normalized when using req.Header.Set Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

coder/websocket#553 · 2 comments · Opened Jan 9, 2026
Are there any plans to implement prepared writes? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

coder/websocket#546 · 6 comments · 2 reactions · Opened Dec 10, 2025
Allow customize how HTTP errors are rendered when `websocket.Accept` fails to upgrade Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

coder/websocket#545 · 4 comments · 1 reaction · Opened Nov 25, 2025
How to disable the Nagle algorithm? Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

coder/websocket#543 · Opened Nov 11, 2025
[chat example] How to simulate slow connection? Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

coder/websocket#542 · 1 comment · Opened Oct 28, 2025
failed to get reader: failed to read frame header: EOF Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

coder/websocket#520 · 1 comment · Opened Feb 25, 2025
failed to close WebSocket: received header with unexpected rsv bits set: true:true:true Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

coder/websocket#519 · 2 comments · Opened Feb 20, 2025
Reconsider and document redirect policy Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

coder/websocket#518 · 1 comment · Opened Feb 7, 2025
go get produces error - invalid version: unknown revision v1.8.6 Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

coder/websocket#516 · 1 comment · 1 reaction · Opened Jan 31, 2025
Feature Request: Enable half-closed with CloseWrite Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 42/100

coder/websocket#507 · 6 comments · Opened Dec 27, 2024
Hijacking FastHTTP connection to use `coder/websocket`? Open

needs-info

Difficulty 4/5 3-5 days Newbie friendliness 30/100

coder/websocket#506 · Opened Dec 26, 2024
netConn and msgReader should return io.EOF identically instead of wrapped Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

coder/websocket#504 · Opened Dec 17, 2024
How to get file descriptor from NetConn for EPOLL handling? Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

coder/websocket#497 · 4 comments · Opened Oct 19, 2024
Firefox: `CloseNow` returns "A parameter or an operation is not supported by the underlying object" Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

coder/websocket#478 · 2 comments · Opened Sep 6, 2024
failed to close writer: context canceled Open

bug

coder/websocket#474 · 12 comments · 1 assignee · Opened Aug 30, 2024
WebSocket Dial Handshake 403 When Connecting to Server Written Using x/net/websocket Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

coder/websocket#461 · 3 comments · Opened Jul 30, 2024
1008 unexpected data message: When using htmx client Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

coder/websocket#460 · Opened Jul 28, 2024
Use existing JS Websocket Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

coder/websocket#456 · Opened Jul 15, 2024
Improve control on close reason Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

coder/websocket#454 · 1 reaction · Opened Jul 9, 2024
Document wsjson.Read closes the connection with the appropriate close status and error message if bad JSON is read Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

coder/websocket#450 · Opened May 10, 2024
Return net.ErrClosed from Read methods when connection is closed by us Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

coder/websocket#447 · 6 comments · Opened Apr 15, 2024
Update docs and mention explicit close required change in v1.8.11 Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

coder/websocket#445 · 16 comments · Opened Apr 10, 2024
unsupported permessage-deflate parameter: "client_max_window_bits=15" from client Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

coder/websocket#443 · 9 comments · Opened Apr 9, 2024
failed to WebSocket dial: response body is not a io.ReadWriteCloser: io.nopCloserWriterTo Open

needs-response

Difficulty 3/5 1-2 days Newbie friendliness 35/100

coder/websocket#442 · 2 comments · Opened Mar 25, 2024
Add custom ping message option to Ping function Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

coder/websocket#441 · 1 comment · 4 reactions · Opened Mar 18, 2024
Inline part of the full examples Open

docs

Difficulty 3/5 1-2 days Newbie friendliness 30/100

coder/websocket#440 · 7 comments · Opened Mar 5, 2024
all goroutines are dead asleep - deadlock! wasm docs Open

docs

Difficulty 3/5 1-2 days Newbie friendliness 30/100

coder/websocket#426 · 8 comments · Opened Nov 30, 2023
Document how to have read timeout be larger than idle timeout Open

docs

Difficulty 5/5 Over a week Newbie friendliness 20/100

coder/websocket#425 · 3 comments · Opened Nov 29, 2023
Configurable buffer sizes Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

coder/websocket#422 · 1 comment · Opened Nov 19, 2023
docs: Rationalize wsjson buffer pooling and explain tradeoffs Open

docs

Difficulty 4/5 3-5 days Newbie friendliness 35/100

coder/websocket#418 · 8 comments · Opened Nov 6, 2023
Unsolicited response using NetConn Open

needs-investigation

Difficulty 4/5 3-5 days Newbie friendliness 35/100

coder/websocket#415 · 1 comment · Opened Oct 31, 2023
Expose writeControl Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

coder/websocket#414 · 2 comments · Opened Oct 28, 2023
docs: Demonstrate usage of CloseStatus and improve behaviour Open

docs enhancement

Difficulty 4/5 3-5 days Newbie friendliness 38/100

coder/websocket#406 · 1 comment · Opened Sep 28, 2023
meta: Status update and v2.0.0 holy grail requests Open

meta

Difficulty 5/5 Over a week Newbie friendliness 15/100

coder/websocket#402 · 24 comments · 43 reactions · Opened Aug 16, 2023
Add protection against concurrent Readers Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 42/100

coder/websocket#391 · 20 comments · Opened May 12, 2023
WASM: support DialOptions.HTTPClient Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

coder/websocket#373 · 16 comments · 2 reactions · Opened Feb 28, 2023
Update the chat example to publish messages on the websocket connection Open

docs

Difficulty 3/5 1-2 days Newbie friendliness 35/100

coder/websocket#356 · 3 comments · 5 reactions · Opened Nov 9, 2022
export wstest Open

enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

coder/websocket#340 · 5 comments · 1 reaction · Opened May 16, 2022
Hijack before WriteHeader to avoid issues with middleware and Gin Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 38/100

coder/websocket#335 · 10 comments · Opened Mar 27, 2022
How to extract a fd using this library? Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

coder/websocket#331 · 1 comment · Opened Feb 21, 2022
Add c.Heartbeat Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

coder/websocket#267 · 3 comments · 4 reactions · Opened Nov 28, 2020
Documentation Request about Ping Pong Open

docs

Difficulty 1/5 Under an hour Newbie friendliness 35/100

coder/websocket#265 · 28 comments · 3 reactions · Opened Nov 25, 2020
SetReadDeadline (an alternative to deadline contexts) Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

coder/websocket#252 · 5 comments · Opened Jun 13, 2020
Add ReadLimit to Option structs Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 38/100

coder/websocket#244 · 9 comments · Opened May 25, 2020
Complete review Open

enhancement

coder/websocket#239 · 2 comments · 1 assignee · Opened May 12, 2020

coder/websocket

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