Scalable real-time messaging server in a language-agnostic way. Self-hosted alternative to Pubnub, Pusher, Ably, socket.io, Phoenix.PubSub, SignalR. Set up once and forever.
Repository Index
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Realtime application framework (client)
- browser
- javascript
- nodejs
- socket-io
Incredibly simple real-time web for .NET
- signalr
- c-sharp
- asp
🕸️ Create REST and GraphQL APIs, scaffold Jamstack webapps, stream changes in real-time.
Modern open-source time-tracking app
The modular and type safe schema library for validating structural data 🤖
- bundle-size
- modular
- parsing
- schema
🧱 easy, fast, programmable and local-first microVM runtime and library
Open Source Feature Flags, Experimentation, and Product Analytics
- abtesting
- statistics
- abtest
- experimentation
Fast, correct Python JSON library supporting dataclasses, datetimes, and numpy
- json
- python
- rust
- serialization
Robyn is a Super Fast Async Python Web Framework with a Rust runtime.
- rust
- python
- python3
- backend
Flagsmith is an open-source feature flag platform with remote config, experimentation, and self-hosted or cloud deployment options.
- feature-flags
- continuous-integration
- remote-control
- ci
Highly scalable realtime pub/sub and RPC framework
Speedtest Tracker is a self-hosted application that monitors the performance and uptime of your internet connection.
Experimental, scalable, high performance HTTP server
- lwan
- http
- c
- library
An open, sub-millisecond, single-executable Firebase alternative with type-safe APIs, built-in WebAssembly runtime, realtime subscriptions, auth, MCP and admin UI built on Rust, SQLite (PG) & Wasmtime.
Plugin and runtime library for using protobuf with Swift
MVC framework making it easy to write realtime, collaborative applications that run in both Node.js and browsers
Instant REST and MCP APIs for PostgreSQL and MySQL, on existing or new databases. CRUD, custom SQL routes, auth and ACL without writing a backend. Low-code, ⚡ realtime, high-performance. Native MySQL support since v2.5
:zap: Primus, the creator god of the transformers & an abstraction layer for real-time to prevent module lock-in.
- javascript
- real-time
- websocket
- framework
Unified Realtime/API framework for .NET platform and Unity.
SuperSocket is a high-performance, extensible socket server application framework for .NET. It provides a robust architecture for building custom network communication applications with support for multiple protocols including TCP, UDP, and WebSocket.
- csharp
- socket
- socketserver
- realtime-communication
LaravelS is an out-of-the-box adapter between Laravel/Lumen and Swoole.
- swoole
- laravel
- lumen
- async
TickerQ is a fast, reflection-free background task scheduler for .NET built with source generators, EF Core integration, cron + time-based execution, and a real-time dashboard.
- background-processing
- dotnet
- job-scheduler
- real-time-dashboard
HTTP (The Gem! a.k.a. http.rb) - a fast Ruby HTTP client with a chainable API, streaming support, and timeouts
- ruby
- http-client
- http
- client