hyperium/hyper

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An HTTP library for Rust

Stars: 16.3k
Forks: 1.8k
Open beginner issues: 0
Indexed issues: 183
Avg merge: 1d 22h
Merged PRs (30d): 14

Dominant language: Rust
License: MIT
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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183 open issues indexed

Allow connection pools to stop reusing an HTTP/2 connection before its keep-alive timeout Open

C-feature

Difficulty 5/5 Over a week Newbie friendliness 35/100

hyperium/hyper#4186 · 1 comment · Opened Sep 10, 2026
HTTP/1 client connection is never closed or pooled when a response completes while the request body is still unsent ((Reading::KeepAlive, Writing::Body) is a terminal state) Open

C-bug S-waiting-on-author

hyperium/hyper#4176 · 4 comments · 1 assignee · Opened Aug 28, 2026
`Change graceful_shutdown function behavior` PR can cause tonic servers to hang `serve_with_incoming_shutdown` in two different cases Open

A-http2 C-bug

hyperium/hyper#4170 · 4 comments · 1 assignee · Opened Aug 27, 2026
Body dropped too late when an h1 handshake hits an error Open

C-bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

hyperium/hyper#4122 · 5 comments · Opened Jul 2, 2026
HTTP CONNECT proxy tunnel has lax response parsing and loses early data Open

A-client C-bug E-pr-welcome K-hyper-util

Difficulty 4/5 3-5 days Newbie friendliness 48/100

hyperium/hyper#4095 · 7 comments · Opened Jun 3, 2026
Add a strict clippy config Open

C-refactor E-easy E-pr-welcome

hyperium/hyper#4071 · 2 reactions · 1 assignee · Opened May 19, 2026
Windows system proxy: per-scheme ProxyServer format (e.g. socks=127.0.0.1:1080) not parsed Open

A-client C-bug E-easy K-hyper-util

Difficulty 3/5 1-2 days Newbie friendliness 74/100

hyperium/hyper#4067 · 9 comments · Opened May 11, 2026
Parsed `Bytes` in headers can pin large IO buffers in memory Open

C-performance E-pr-welcome

hyperium/hyper#4060 · 19 comments · 1 assignee · Opened May 4, 2026
hyper-util pool: unnamable types are hard to work with Open

E-hard K-hyper-util

Difficulty 5/5 Over a week Newbie friendliness 35/100

hyperium/hyper#4059 · 6 comments · Opened May 4, 2026
Excessive per-connection memory cause by channel Open

A-client B-upstream C-performance S-blocked

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

hyperium/hyper#4057 · 5 comments · 10 reactions · Opened Apr 29, 2026
hyper_util: expose a timeout on ReadVersion in `server::conn::auto` Open

A-server C-feature E-pr-welcome K-hyper-util

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

hyperium/hyper#3962 · 3 comments · Opened Oct 7, 2025
Allow accepting new connections during a graceful shutdown Open

B-rfc C-feature

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

hyperium/hyper#3961 · 2 comments · Opened Oct 7, 2025
Making `preserve_header_order` option official Open

C-feature S-waiting-on-author

Difficulty 4/5 3-5 days Newbie friendliness 52/100

hyperium/hyper#3914 · 11 comments · Opened Jul 14, 2025
Legacy Client pooling messes tower::TraceLayer tracing Open

C-bug K-hyper-util

Difficulty 4/5 3-5 days Newbie friendliness 52/100

hyperium/hyper#3904 · 13 comments · 1 reaction · Opened Jun 17, 2025
Hyper returns status 431 instead of 414 if url overflows max_buf_size Open

C-bug

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

hyperium/hyper#3874 · 8 comments · Opened Apr 10, 2025
Allow customizing the server's default error response Open

A-http1 A-server C-feature E-medium

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

hyperium/hyper#3844 · 6 comments · 4 reactions · Opened Jan 31, 2025
hyper-util's "client-legacy" feature forces use of mio, but wasn't required in hyper 0.14.x Open

A-client C-bug E-pr-welcome K-hyper-util

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

hyperium/hyper#3842 · 3 comments · 2 reactions · Opened Jan 29, 2025
hyper-util: get info about if the connection is reused in `Connected` Open

A-client C-feature K-hyper-util

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

hyperium/hyper#3835 · 2 comments · Opened Jan 20, 2025
Allow option to allow spaces after header name for requests Open

C-feature E-pr-welcome

Difficulty 4/5 3-5 days Newbie friendliness 55/100

hyperium/hyper#3834 · 1 comment · Opened Jan 17, 2025
Add hyper-util helpers to support handling `expect: 100-continue` header Open

C-feature E-pr-welcome K-hyper-util

Difficulty 4/5 3-5 days Newbie friendliness 48/100

hyperium/hyper#3833 · 9 comments · 1 reaction · Opened Jan 17, 2025
Add HTTP/1 max header size limit Open

A-http1 A-server C-feature E-medium E-pr-welcome

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

hyperium/hyper#3832 · 2 comments · 1 reaction · Opened Jan 16, 2025
hyper-util: client connection pool won't clean expired connections after system sleep Open

B-upstream C-bug

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

hyperium/hyper#3810 · 1 comment · Opened Dec 13, 2024
Gracefully shutting down a TLS server sometimes leads to the client not receiving a response Open

C-bug

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

hyperium/hyper#3792 · 13 comments · Opened Nov 23, 2024
hyper-util: Limit number of connections in Pool Open

C-feature

Difficulty 5/5 Over a week Newbie friendliness 32/100

hyperium/hyper#3785 · 4 reactions · Opened Nov 17, 2024
http1.1 server allows missing and duplicate Host header Open

A-http1 A-server B-rfc

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

hyperium/hyper#3777 · 1 comment · Opened Oct 27, 2024
Graceful client shutdown Open

A-client C-feature E-medium

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

hyperium/hyper#3775 · 4 comments · 7 reactions · Opened Oct 24, 2024
Infinite (SSE) streams always raises hyper::Error(IncompleteMessage) / connection closed before message completed Open

C-bug

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

hyperium/hyper#3759 · 2 comments · Opened Oct 3, 2024
serve_connection_with_upgrades does not enforce its timeout from initial connection, but initial data. Open

A-server C-bug K-hyper-util

hyperium/hyper#3756 · 3 comments · 1 assignee · Opened Sep 14, 2024
Feature: Implement the Body trait for more native data types to improve ergonomics Open

B-rfc C-feature

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

hyperium/hyper#3746 · 7 comments · 1 reaction · Opened Aug 27, 2024
hyper-util: expose connection info on whether it's reused from the pool or newly established Open

A-client C-feature E-medium K-hyper-util

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

hyperium/hyper#3727 · 3 comments · Opened Aug 7, 2024
Hyper-util on xtensa Open

A-client K-hyper-util

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

hyperium/hyper#3684 · 5 comments · Opened Jun 11, 2024
Link-local ipv6 addresses are unusable on non-Linux-like platforms Open

C-bug

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

hyperium/hyper#3672 · 2 comments · Opened May 24, 2024
Issues with client termination of H2 CONNECT streams Open

A-http2 C-bug E-medium

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

hyperium/hyper#3652 · 3 comments · Opened Apr 29, 2024
Hyper-util doesn't build for the web Open

C-bug

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

hyperium/hyper#3651 · 6 reactions · Opened Apr 25, 2024
Bug with response using struct implementing bytes::Buf Open

B-upstream C-bug

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

hyperium/hyper#3650 · 6 comments · Opened Apr 25, 2024
hyper-util: client connection pool idle timeout does not work as expected Open

C-bug

Difficulty 3/5 1-2 days Newbie friendliness 42/100

hyperium/hyper#3640 · 5 comments · 2 reactions · Opened Apr 19, 2024
Memory Leak in case of "IncompleteMessage: connection closed before message completed" Open

C-bug V-0.14.x

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

hyperium/hyper#3610 · 4 comments · 1 reaction · Opened Mar 23, 2024
Expose a function to check if a `hyper::Error` is due to a `BodyWrite` Open

C-feature

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

hyperium/hyper#3609 · 2 comments · 2 reactions · Opened Mar 23, 2024
`Uri` shouldn't accept curly braces (`{`, `}`) in path parts Open

C-bug

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

hyperium/hyper#3594 · 9 comments · 1 reaction · Opened Mar 5, 2024
http1.1 protocol downgrade Open

C-bug

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

hyperium/hyper#3588 · Opened Mar 1, 2024
Flaky benchmark for http2 with adaptive window Open

C-bug

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

hyperium/hyper#3572 · 1 comment · Opened Feb 16, 2024
hyper v1 proxy example Open

C-feature

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

hyperium/hyper#3571 · 1 comment · Opened Feb 16, 2024
Hang with no activity in certain high-concurrency situations Open

A-http2 C-bug

hyperium/hyper#3559 · 5 comments · 1 assignee · Opened Feb 3, 2024
Missing safety comment: which variants are upheld? Open

A-http2 C-chore

Difficulty 3/5 1-2 days Newbie friendliness 48/100

hyperium/hyper#3554 · 1 comment · Opened Feb 2, 2024
Add the ability to safely read into ReadBuf Open

C-feature

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

hyperium/hyper#3509 · 2 comments · Opened Dec 30, 2023
provide more context of opaque hyper errors Open

C-feature

Difficulty 5/5 Over a week Newbie friendliness 35/100

hyperium/hyper#3505 · 1 comment · Opened Dec 27, 2023
UpgradedSendStream transmute seems to be super unsound Open

C-bug

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

hyperium/hyper#3500 · 12 comments · Opened Dec 21, 2023
hyper-util: add `Server::from_tcp` Open

A-server C-feature E-medium K-hyper-util

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

hyperium/hyper#3474 · Opened Dec 11, 2023
Documentation link in hyper::client::conn for "Higher-level Client API" should probably go to hyper-util now Open

C-bug

Difficulty 1/5 Under an hour Newbie friendliness 50/100

hyperium/hyper#3453 · 1 comment · 1 reaction · Opened Dec 1, 2023
CHANGELOG doesn't explain what happened to `hyper::Client` or `HttpConnector` Open

C-bug

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

hyperium/hyper#3450 · 9 comments · 11 reactions · Opened Nov 29, 2023

hyperium/hyper

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