Open Source Backend Development Tools

InWeb Development

Systems language with memory safety and no garbage collector.

• 120,618 GitHub stars
• Apache-2.0Licence Apache-2.0

Alternative toFirebase

Open source Firebase: Postgres database, auth, and file storage

• 112,232 GitHub stars
• Apache-2.0Licence Apache-2.0
• #BaaS

Alternative toSublime Text

Hyperextensible Vim-based editor with Lua plugin support

• 103,088 GitHub stars
• Apache-2.0Licence Apache-2.0
• #Coding

InDeveloper Tools

Switch Node.js versions per shell with a single bash command

• 95,597 GitHub stars
• MITLicence MIT

Alternative toTogether AI

High-throughput LLM inference server with OpenAI-compatible API

• 94,441 GitHub stars
• Apache-2.0Licence Apache-2.0
• #LLM

Alternative toAmazon ElastiCache for Redis

High-performance open source in-memory data structure store

• 77,034 GitHub stars
• #Database

Alternative toFirebase

Self-hosted backend: auth, databases, storage, and functions

• 57,737 GitHub stars
• BSD-3-ClauseLicence BSD-3-Clause

Alternative toAtlassian Code Context

Efficient code intelligence for AI coding agents

• 47,037 GitHub stars
• MITLicence MIT

Alternative toContentful

Build code-first CMS backends with TypeScript schemas

• 45,369 GitHub stars
• MITLicence MIT

Alternative toIntel oneAPI C++ Compiler

Modular compiler infrastructure behind Clang, Rust, and Swift.

• 41,148 GitHub stars
• CustomLicence Apache-2.0 with LLVM Exceptions