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Sendspin

13 indexed repositories · View on GitHub

sendspin-python-cli
Synchronized audio player for Sendspin servers

Python · 190 stars
spec
Specification of the Sendspin protocol

Python · 122 stars
aiosendspin
Async Python library implementing the Sendspin Protocol.

Python · 51 stars
sendspin-rs
Sendspin Rust Libary (WIP)

Rust · 36 stars
sendspin-go

Go · 33 stars
sendspin-js
TypeScript client library implementing the Sendspin Protocol

TypeScript · 23 stars
sendspin-cpp
Sendspin client library built with C++. Suitable for host machines and embedded hardware.

C++ · 20 stars
cast
Cast receiver implementing the Sendspin synchronized audio protocol

HTML · 17 stars
sendspin-go-cli
A GO cli-baed sendspin client implementation

Go · 3 stars
sendspin-dotnet
Cross-platform .NET SDK for the Sendspin synchronized multi-room audio protocol

C# · 3 stars
sendspin-cpp-cli
Sendspin for Linux/Mac CLI Player

C++ · 3 stars
conformance
Test all the Sendspin implementations

Python · 1 star
sendspin-jvm
JVM client library for the Sendspin audio streaming protocol

Kotlin · 1 star

Beginner friendly Everything

Open All

Opus output is written in host byte order but consumed as little-endian PCM Open

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

Sendspin/sendspin-cpp#132 · 1 comment · Opened Sep 20, 2026
apply_volume() corrupts 16- and 32-bit PCM on big-endian hosts, against its own little-endian contract Open

Difficulty 3/5 1-2 days Newbie friendliness 78/100

Sendspin/sendspin-cpp-cli#70 · Opened Sep 20, 2026
client/state is flagged non-compliant: legacy top-level 'state', and the required player timing fields are never sent Open

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

Sendspin/sendspin-cpp#131 · Opened Sep 19, 2026
Visualizer/artwork: validate rate_max positive, clear the current image on artwork stream/end, discard display data while unavailable, three stale doc lines Open

upstream

Difficulty 4/5 3-5 days Newbie friendliness 58/100

Sendspin/sendspin-dotnet#295 · Opened Sep 17, 2026
Player: clamp output_delay_ms on every path, reject empty supported_formats, discard audio while unavailable, keep queued chunks across a decoder-only swap Open

bug upstream

Difficulty 4/5 3-5 days Newbie friendliness 58/100

Sendspin/sendspin-dotnet#290 · Opened Sep 17, 2026
Controller: client/command is sent even when controller@v1 is inactive or the command is not in supported_commands Open

upstream

Difficulty 3/5 1-2 days Newbie friendliness 78/100

Sendspin/sendspin-dotnet#289 · Opened Sep 17, 2026
Recovering from a device outage reports a sync error and plays silence for the swallowed lookahead Open

enhancement

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

Sendspin/sendspin-cpp-cli#63 · 1 comment · Opened Sep 16, 2026
Drop tolerance: quiesce-for-pairing, `['pairing']`-only activity sets, `stream/end` on track jump for legacy clients (specs #272, #246, #218) Open

breaking-change

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

Sendspin/aiosendspin#398 · Opened Sep 16, 2026
Remove deprecated extensions: `management` namespace, record mode, visualizer `pitch`, `visualizer@_draft_r1`, `pairing.languages` Open

breaking-change

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

Sendspin/aiosendspin#397 · Opened Sep 16, 2026
Drop tolerance: finalize-first Pairing PSK attempts (spec #247) Open

breaking-change

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

Sendspin/aiosendspin#396 · Opened Sep 16, 2026
Drop tolerance: single-message artwork framing (spec #188) Open

breaking-change

Difficulty 3/5 1-2 days Newbie friendliness 55/100

Sendspin/aiosendspin#395 · Opened Sep 16, 2026
Drop tolerance: 9-byte audio header, fragment IDs 2/3, CPace `sid` without `round` (specs #167, #172, #155) Open

breaking-change

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

Sendspin/aiosendspin#394 · Opened Sep 16, 2026
Drop tolerance: list-form `supported_pair_methods`, `client_stream/`, `static_delay_ms`, artwork dimension keys, `bmp`, `trust_level` (specs #179, #163, #164, #168, #158) Open

breaking-change

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

Sendspin/aiosendspin#393 · Opened Sep 16, 2026
Drop tolerance: `stream/request-format`, `artwork@v1_support`, visualizer config in the hello (spec #195) Open

breaking-change

Difficulty 4/5 3-5 days Newbie friendliness 65/100

Sendspin/aiosendspin#392 · Opened Sep 16, 2026
Drop tolerance: `supported_commands` in `player@v1_support` (spec #177) Open

breaking-change

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

Sendspin/aiosendspin#391 · Opened Sep 16, 2026
aiosendspin[server]~=6.0.1 pin locks out 6.1.x, where MediaCommand.SEEK lives — servers advertising seek silence the daemon Open

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

Sendspin/sendspin-python-cli#280 · Opened Sep 15, 2026
server/command volume/mute can be starved by continuous player-audio delivery Open

bug

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

Sendspin/spec#264 · Opened Sep 10, 2026
LG DSP8YA powers off after ~15 minutes of continuous SendSpin Cast playback Open

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

Sendspin/cast#90 · 1 comment · Opened Sep 5, 2026
Every stream restart leaves the player permanently displaced, and the displacements accumulate Open

bug

Difficulty 5/5 Over a week Newbie friendliness 48/100

Sendspin/sendspin-dotnet#272 · 3 comments · Opened Sep 4, 2026
aiosendspin SDK needs for conformance protocol-evidence tracing Open

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

Sendspin/conformance#111 · Opened Sep 4, 2026
InvalidFieldValue: Field "supported_commands" Open

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

Sendspin/sendspin-python-cli#278 · 2 comments · 5 reactions · Opened Sep 3, 2026
Add implementation guide for (sdk) developers on the spec repository Open

Difficulty 5/5 Over a week Newbie friendliness 28/100

Sendspin/spec#205 · 1 comment · Opened Sep 3, 2026
-o pulse: continuous Lost sync/Regained sync with audible artifacts, no underruns Open

bug

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

Sendspin/sendspin-cpp-cli#32 · 1 comment · Opened Aug 28, 2026
Mid-session format change leaves the stream desynced until a manual pause/play Open

bug

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

Sendspin/sendspin-cpp-cli#30 · 3 comments · Opened Aug 27, 2026
Use slog for tiered log messages Open

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

Sendspin/sendspin-go#162 · Opened Aug 24, 2026
messaging.md: replace the `pairing_required` counterfactual in `server/activate` with an equivalent concrete rule Open

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

Sendspin/spec#145 · 2 comments · Opened Aug 18, 2026
Missing `management` activity Open

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

Sendspin/sendspin-js#178 · Opened Aug 11, 2026
Hook-based volume setter scripts run concurrently and potentially out-of-order Open

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

Sendspin/sendspin-python-cli#274 · 1 comment · Opened Aug 4, 2026
Delay when Pausing Open

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

Sendspin/sendspin-python-cli#273 · 2 reactions · Opened Aug 3, 2026
need official Docker image Open

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

Sendspin/sendspin-go-cli#7 · Opened Aug 2, 2026
Pin the spec version for v10.0.0, close two live conformance deviations, and finish the release docs Open

documentation upstream v10-blocker

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

Sendspin/sendspin-dotnet#92 · 3 comments · Opened Jul 30, 2026
sendspin daemon --audio-device "my_alsa_device" should not try reaching a pulseaudio server Open

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

Sendspin/sendspin-python-cli#272 · 2 comments · Opened Jul 29, 2026
SendspinServer.close() can hang indefinitely: unbounded await on message-loop-task cancellation for incoming connections Open

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

Sendspin/aiosendspin#299 · Opened Jul 18, 2026
aiosendspin self-test: audio/metadata/artwork/FLAC scenarios fail after the encryption-era constructor fix Open

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

Sendspin/conformance#95 · Opened Jul 18, 2026
Add support for the source role for audio input clients newly added to Sendspin spec? Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 42/100

Sendspin/sendspin-cpp#95 · 3 comments · 1 reaction · Opened Jul 15, 2026
Handle enabling/disabling volume Open

enhancement

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

Sendspin/sendspin-cpp#82 · Opened Jul 13, 2026
Add a server role to sendspin-rs Open

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

Sendspin/sendspin-rs#86 · Opened Jul 13, 2026
Add possibility to open the audio device in Alsa exclusive mode Open

Difficulty 3/5 1-2 days Newbie friendliness 56/100

Sendspin/sendspin-go#143 · 1 comment · Opened Jun 21, 2026
Error: No output device matching Open

Sendspin/sendspin-python-cli#262 · 1 comment · 1 reaction · 2 assignees · Opened Jun 7, 2026
`sendspin server` doesn't work offline Open

Sendspin/sendspin-python-cli#260 · 3 comments · 1 reaction · 2 assignees · Opened Jun 5, 2026
Align `ADAPTIVE_FORGETTING_CUTOFF` with the C++ implementation Open

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

Sendspin/sendspin-js#120 · Opened Jun 3, 2026
Support 32-bit PCM on the wire (decode/encode/negotiation) Open

enhancement

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

Sendspin/sendspin-go#130 · Opened May 29, 2026
Add a volume calibration scenario Open

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

Sendspin/conformance#64 · Opened May 27, 2026
Add a static-delay measurement scenario Open

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

Sendspin/conformance#63 · Opened May 27, 2026
Add a multi-server arbitration scenario Open

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

Sendspin/conformance#62 · Opened May 27, 2026
Add an `external_source` group-swap scenario Open

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

Sendspin/conformance#61 · Opened May 27, 2026
Add a `stream/request-format` mid-stream renegotiation scenario Open

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

Sendspin/conformance#59 · Opened May 27, 2026
Add a burst-cadence scenario to verify `client/time` send pattern Open

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

Sendspin/conformance#58 · Opened May 27, 2026
Add a drift-injection scenario to verify stream sync correction Open

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

Sendspin/conformance#57 · Opened May 27, 2026
Expose an `external_source` API Open

Difficulty 3/5 1-2 days Newbie friendliness 65/100

Sendspin/sendspin-jvm#13 · Opened May 27, 2026

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