Sse GitHub Repositories (2026) · Open Source Tools

Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.

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.

The most intuitive desktop API client. Organize and execute REST, GraphQL, WebSockets, Server Sent Events, and gRPC 🦬

Turn CNB cloud-workspace in-network AI into production OpenAI & Anthropic (Claude Code) APIs. Zero deps, v5.2 self-healing HA, quota CLI.

Self-hosted OpenAI-compatible API for Qoder CLI login,workbuddy, with SQLite multi-account routing

Real-time messaging library for Go. The simplest way to add feature-rich and scalable WebSocket support to your application. The core of Centrifugo server.

C++ wrappers for SIMD intrinsics and parallelized, optimized mathematical functions (SSE, AVX, AVX512, NEON, SVE, WebAssembly, VSX, RISC-V))

Terminal API client for HTTP, GraphQL, gRPC, WebSocket and SSE. Plain .http files you can diff and version, with scripted tests, workflows, mocks, recorder, and a CLI runner for CI.

Realtime server for reliable two-way communication to power-up any backend

C++ image processing and machine learning library with using of SIMD: SSE, AVX, AVX-512, AMX for x86/x64, NEON, SVE for ARM, HVX for Hexagon

Fully featured, spec-compliant HTML5 server-sent events library

A lightweight, modular Java application framework for web and CLI development, designed for AI integration and plugin-based architecture. Enabling developers to create robust solutions with ease for building efficient and scalable applications.

A successor to the SIMD math library Unity.Mathematics, extending it to all C# numeric types while adding many new types and functions. Written entirely with hardware intrinsics, using Unity.Burst.

Portable AI agent runtime for the JVM. One @Agent class runs on Spring AI, LangChain4j, Anthropic, or 9 more behind one SPI. Token streaming, tool calls, human approvals, and governance over WebSocket, SSE, gRPC, or WebTransport/HTTP3. Speaks MCP, A2A, and AG-UI.

Result pattern for .NET that replaces exceptions with type-safe return values. Features railway-oriented programming, ASP.NET Core integration, RFC 7807 Problem Details, and built-in pagination. Designed for production systems requiring explicit error handling without the overhead of throwing exceptions.

Local ChatGPT/Codex session adapter for Claude Code, OpenAI-compatible APIs and GPT Image, with a browser admin console.

Rust drop-in for the opencode server. Speaks the v1 API (1.18.x) and the opencode 2 /api surface: all 142 v2 ops bound, 2.x clients need OCSERVE_V2=1. Bounded memory, tuned SQLite, differential-tested against frozen upstreams.