Freemium
Strapi
Open SourceHeadless CMS · Backend
The most popular open-source headless CMS, self-hostable.
cmsheadlessself-hostedapi
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Headless CMS · Backend
The most popular open-source headless CMS, self-hostable.
Payments · API Tools
The standard payments platform with excellent developer APIs.
NoSQL · Database
Multi-model database with records, graphs and documents (trending).
API Documentation · API Tools
OpenAPI tooling suite by SmartBear: UI, editor, codegen and more.
AI Coding Assistants · AI for Developers
Self-hosted AI coding assistant — code completion on your own hardware with your own models, no data leaves.
AI Coding Assistants · AI for Developers
Privacy-focused AI code completion that can run fully local.
Tunneling & Debugging · API Tools
WireGuard-based mesh VPN that just works — private access to your dev machines, databases and homelab.
Queues & Streaming · Database
Durable workflow execution engine — write workflows as code and Temporal handles retries, state and failures.
Infrastructure as Code · DevOps
The infrastructure as code standard from HashiCorp.
Web3 Libraries · Web3 & Blockchain
Full web3 development kit — SDKs, contract deployment, wallets and built-in infrastructure for shipping dApps fast.
Relational · Database
PostgreSQL extension and cloud for time-series and analytics.
Compression & Optimization · Image & Media
Smart lossy compression for PNG and JPEG images.
Models & LLM APIs · AI for Developers
Cloud for open-source model inference, fine-tuning and hosting.
Web Servers & Proxies · DevOps
Cloud-native reverse proxy and ingress controller with auto discovery.
Secret Scanning · Security
Open-source tool to find, verify and monitor leaked credentials.
Serverless & BaaS · Database
Distributed SQLite-based database for edge and local-first apps.
Search Engines · Database
Open-source, in-memory search engine focused on developer experience.
Documentation Generators · PDF & Documents
Modern, fast typesetting system — a fresh alternative to LaTeX.
Game Engines · Game Development
The most widely used game engine for mobile, AR/VR and indie titles, with a massive asset ecosystem.
Feature Flags · DevOps
Open-source feature flag platform you can self-host — strategies, gradual rollouts and an activation dashboard.
Game Engines · Game Development
AAA-grade game engine known for high-fidelity 3D graphics, Blueprints visual scripting and C++ workflows.
Stock & Placeholders · Image & Media
High-quality free stock photos with a developer API.
Uptime & Alerting · Monitoring & Observability
Popular hosted uptime monitoring with 50 free monitors.
PaaS & Edge · Cloud Platforms
Frontend cloud optimized for Next.js with edge functions and previews.