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Tags: Backend and APIs
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1–22 of 22 · Most stars

:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.

An idiomatic Go (golang) validation package. Supports configurable and extensible validation rules (validators) using normal language constructs instead of error-prone struct tags.

  • validation
  • golang
  • go
  • ozzo

:triangular_ruler: Ts.ED is a Node.js and TypeScript framework on top of Express to write your application with TypeScript (or ES6). It provides a lot of decorators and guideline to make your code more readable and less error-prone. ⭐️ Star to support our work!

  • typescript
  • decorators
  • nodejs
  • lifecycle-hooks

High-performance data-driven data specification library for Clojure/Script.

  • clojure
  • clojurescript
  • validation
  • modelling

Go with Zod inspired simple schema validation

  • error-handling
  • golang
  • runtime-validation
  • schema-validation

Modern Python library for HTTP security headers with safe defaults, configurable presets, and first-class ASGI/WSGI middleware (FastAPI, Django, Flask, Shiny, and more).

Manage all your cron jobs without modifying crontab. Handles locking, logging, error emails, and more.

Define a Go struct. Get a CLI that an agent can discover, call, sandbox, and debug. Flags, env vars, config files, validation, JSON Schema, MCP, structured errors, and WASM. Built on Cobra.

  • cli
  • cobra
  • flags
  • viper

Next-generation HTTP router for Go 1.27+ with type-safe handlers, RFC 9457 errors, and built-in OpenAPI generation. Minimal dependencies, blazing performance.

  • generics
  • go
  • golang
  • http-router

A complete GraphQL client shard for the Crystal language inspired by Apollo client including error handling and planned support for caching, authentication and subscriptions.

  • graphql
  • crystal-language
  • crystal-gql
  • crystal-shard