Input OpenAPI. Output SDKs and Docs.
β3,581Apr 8, 2026Updated this week
Alternatives and similar repositories for fern
Users that are interested in fern are comparing it to the libraries listed below. We may earn a commission when you buy through links labeled 'Ad' on this page.
Sorting:
- APIs to run user code in any developer productβ117Mar 10, 2023Updated 3 years ago
- πΈ The Map3 Supercharge SDK connects crypto apps to Wallets, Exchanges & Bridges, enabling cross-chain deposits and increasing volumes.β99Jun 23, 2023Updated 2 years ago
- Trigger.dev β build and deploy fullyβmanaged AI agents and workflowsβ14,356Updated this week
- Build product integrations with AI.β7,031Updated this week
- highlight.io: The open source, full-stack monitoring platform. Error monitoring, session replay, logging, distributed tracing, and more.β9,214Mar 6, 2026Updated last month
- Managed Kubernetes at scale on DigitalOcean β’ AdDigitalOcean Kubernetes includes the control plane, bandwidth allowance, container registry, automatic updates, and more for free.
- The open-source CSV importer, maintained by @tableflowhqβ1,785Oct 21, 2025Updated 5 months ago
- β10Dec 30, 2022Updated 3 years ago
- A lightweight logger for machine learning teams to log images and predictions in production.β154May 3, 2023Updated 2 years ago
- The Magic Patterns Catalog is an open-source website that lists the most popular React component libraries, helping you find the perfect β¦β1,489May 3, 2024Updated last year
- Infisical is the open-source platform for secrets, certificates, and privileged access management.β25,693Updated this week
- The Brain Of Your B2B SaaS. A better way to unify your customers' data and get meaningful insights out of the box. Built on Next.js, Rubyβ¦β175May 16, 2024Updated last year
- The open design tools SDK. Try our new experimental wireframing tool! πβ444Aug 2, 2024Updated last year
- The open source customer feature framework for B2Bs. Easily control how your product behaves and looks for different customers.β48Jul 5, 2023Updated 2 years ago
- Postgres-native columnar storage extensionβ3,018Feb 10, 2025Updated last year
- NordVPN Threat Protection Proβ’ β’ AdTake your cybersecurity to the next level. Block phishing, malware, trackers, and ads. Lightweight app that works with all browsers.
- Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors poweredβ¦β9,421Updated this week
- Open Source Metering and Usage Based Billing API βοΈ Consumption tracking, Subscription management, Pricing iterations, Payment orchestratβ¦β9,510Updated this week
- A build system and monorepo management tool for the web ecosystem, written in Rust.β3,774Updated this week
- Metering and Billing for AI, API and DevOps. Collect and aggregate millions of usage events in real-time and enable usage-based billing.β1,896Updated this week
- Scalar is an open-source API platform:γγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγπ Modern REST API Clientγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγβ¦β14,542Updated this week
- π¦ PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replaβ¦β32,373Updated this week
- UpTrain is an open-source unified platform to evaluate and improve Generative AI applications. We provide grades for 20+ preconfigured chβ¦β2,339Aug 18, 2024Updated last year
- Open-source developer platform to power your entire infra and turn scripts into webhooks, workflows and UIs. Fastest workflow engine (13xβ¦β16,137Updated this week
- LLM Testing SDK that helps you write and run tests to monitor your LLM app in productionβ132Jan 22, 2024Updated 2 years ago
- Virtual machines for every use case on DigitalOcean β’ AdGet dependable uptime with 99.99% SLA, simple security tools, and predictable monthly pricing with DigitalOcean's virtual machines, called Droplets.
- React components to build charts and dashboardsβ16,475Jan 13, 2025Updated last year
- πͺ Run Background Tasks at Scaleβ6,801Updated this week
- Simple, Elastic-quality search for Postgresβ8,632Updated this week
- The leading workflow orchestration platform. Run stateful step functions and AI workflows on serverless, servers, or the edge.β5,138Apr 3, 2026Updated last week
- π Build and send emails using Reactβ18,349Updated this week
- Open-source Auth0/Clerk alternativeβ6,754Apr 3, 2026Updated last week
- Read-path sync engine for Postgres that handles partial replication, data delivery and fan-out.β10,043Updated this week
- Rivet Actors are the primitive for stateful workloads. Built for AI agents, collaborative apps, and durable execution.β5,432Updated this week
- Open-source customer engagement. Automate transactional and marketing messages across email, SMS, mobile push, WhatsApp, Slack, and more β¦β2,711Mar 28, 2026Updated last week
- GPU virtual machines on DigitalOcean Gradient AI β’ AdGet to production fast with high-performance AMD and NVIDIA GPUs you can spin up in seconds. The definition of operational simplicity.
- Web framework built on Web Standardsβ29,735Apr 2, 2026Updated last week
- Scheduling infrastructure for absolutely everyone.β40,952Updated this week
- The open source and enterprise-ready webhooks service π¦β3,157Updated this week
- π§ββοΈ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.β39,930Updated this week
- The modern link attribution platform. Loved by world-class marketing teams like Framer, Perplexity, Superhuman, Twilio, Buffer and more.β23,298Updated this week
- π« Status page with uptime monitoring & API monitoring as code π«β8,524Updated this week
- A React Framework for building internal tools, admin panels, dashboards & B2B apps with unmatched flexibility.β34,422Updated this week