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Tags: Backend and APIs
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385–408 of 1,372 · Most stars

Interactive Twitch gamification engine combining C# Streamer.bot pipelines, WAL-mode SQLite, and visual WebSockets overlays.

  • gamification
  • sqlite-wal
  • streamerbot
  • twitch-extension

Free Chat SDK (IM SDK) — 1,000 MAU/month free forever with push notifications & no concurrency limits. Build in-app messaging with chat API, UIKit & send message. Supports Android, iOS, Flutter, Web, React Native, uni-app, HarmonyOS & more.

  • android
  • chat-api
  • chat-sdk
  • chat-uikit

Pure Go 1000k+ connections solution, support tls/http1.x/websocket and basically compatible with net/http, with high-performance and low memory cost, non-blocking, event-driven, easy-to-use.

Ultra-fast matching engine written in Java based on LMAX Disruptor, Eclipse Collections, Real Logic Agrona, OpenHFT, LZ4 Java, and Adaptive Radix Trees.

  • trading-platform
  • trading-api
  • lmax-disruptor
  • matching-engine

📢 Laudspeaker is an Open Source Customer Engagement and Product Onboarding Platform. Open Source alternative to Braze / One Signal / Customer Io / Appcues / Pendo . Use Laudspeaker to design product onboarding flows and send product and event triggered emails, sms, push and more.

Python Client for Supabase. Query Postgres from Flask, Django, FastAPI. Python user authentication, security policies, edge functions, file storage, and realtime data streaming.

Trigger functions or evaluate cron expressions in JavaScript or TypeScript. No dependencies. Most features. Node. Deno. Bun. Browser.

  • cron
  • scheduling
  • crontab
  • crontab-syntax

Flagr is a feature flagging, A/B testing and dynamic configuration microservice

  • feature-flags
  • ab-testing
  • golang
  • dynamic-configuration

Build applications that make decisions (chatbots, agents, simulations, etc...). Monitor, trace, persist, and execute on your own infrastructure.

  • burr
  • dags
  • graphs
  • llmops