Developer tools

Fast and beautiful API request builder.

VS Code in the browser, hosted on a remote server.

Powerful error tracking platform with wide language support and a robust API.

Microservice API Gateway and Platform.

Product analytics, session recording, feature flagging and a/b testing that you can self-host (alternative to Mixpanel, Amplitude, Heap, HotJar, Optimizely).

LLM engineering platform for model tracing, prompt management, and application evaluation. Langfuse helps teams collaboratively debug, analyze, and iterate on their LLM applications such as chatbots or AI agents.

Fast, instant realtime GraphQL APIs on Postgres with fine grained access control, also trigger webhooks on database events.

Integration platform for AI agents & LLMs with support for 250+ apps and custom tools.

Bookmark-everything app with a touch of AI for the data hoarders out there.

Evaluate, test, and ship LLM applications with a suite of observability tools to calibrate language model outputs across your dev and production lifecycle.

Remote development machines on your own infrastructure.

Web-based environment for interactive and reproducible computing.

Fast and scalable open source API Gateway. Out of the box, Tyk offers an API Management Platform with an API Gateway, API Analytics, Developer Portal and API Management Dashboard.

Minimalist pastebin/discussion board where the server has zero knowledge of hosted data.

Open source workspace server and cloud IDE.

High-performance API Gateway.

Dashboard, API and SDKs for adding Feature Flags to your applications (alternative to LaunchDarkly).

Note-taking application optimized for people with a hacker mindset.

Web-based translation tool with tight version control integration.

Web browser based IDE for R.

Feature flag solution with support for multiple data backends (alternative to LaunchDarkly).

API to compile and run source code.

Developer & translator friendly web-based localization platform enabling users to translate directly in the app they develop.

Webhooks as a service that makes it super easy for API providers to send webhooks.

Pastebin powered by Git.

Dead-simple application to securely communicate passwords (or text) over the web. Passwords automatically expire after a certain number of views and/or time has passed.

Secure sharing of secrets, passwords and files.

Build internal tools, BI dashboards, admin panels, CRUD apps and workflows in minutes using YAML / JSON.

Pastebin and file storage service with a simple web interface. Supports syntax highlighting, optional user authentication and public sharing.

Visual database exploration made for real world databases (big and messy). Explore your database schema as well as data, document them, extend them and even get analysis and guidelines.

Translation management platform for teams.

API management platform which helps to build and manage REST APIs.

Simple, complete, and lightweight feature flag solution (alternative to LaunchDarkly).

Enterprise-grade feature flag platform that you can self-host.

Turns any SQL/NoSQL/Structured data into Restful API.

Feature-rich client-side code playground for React, Vue, Svelte, Solid, Typescript, Python, Go, Ruby, PHP and 90+ other languages.

Developer-oriented translation tool.

AI gateway written in Go with a unified OpenAI-compatible API for multiple LLM providers, USD cost tracking, budgets, usage analytics, guardrails, caching, and an admin dashboard.

Minimal file upload/pastebin service.

Suite of continuous benchmarking tools designed to catch performance regressions in CI.

Lightweight, minimal and fast pastebin with an SQLite backend.

Remote pair programming app with low-latency 4K screen sharing, drawing, and remote control, with clients for macOS and Windows (alternative to Tuple, Pop, Drovio, Coscreen).

Web-based IDE framework with a small footprint and minimal requirements, continued from Codiad.

Simple pastebin with multiple text and code option, with short url result easy to remember.

Flexible and modular backend framework/server for object persistence, API development and authentication.

End-to-end encrypted pastebin built with the objective of simplicity.

Very simple (to deploy and to use) secret message service using Hashicorp Vault as a secrets storage.

Turn multiple data sources into a single GraphQL API.

Powerful tool for testing WebHooks and more.

Store and share text snippets and files within your local network.

Beautiful, simple and easy to deploy Pastebin with optional client encryption, multitab pastes, an API, a highlighted editor and more.

A temporary file sharing platform. Focused on providing one-time, temporary file and text upload, processing, and sharing services.

File and link sharing platform with URL shortening, code snippet sharing, and file uploads, featuring customizable expiration, privacy settings, and QR codes.

Pastebin with API, client-side encryption, user accounts, syntax highlighting, markdown rendering, and more.

Powerful translation management and content management system. Manage and translate your website or app content into multiple languages, using AI to translate faster.

Lightweight, self‑hosted snippet manager for saving and organizing code and text snippets with folders, tags, API, and GitHub Gist sync.

Zero-knowledge one-time secret sharing. Create a one-time link for a password, API key, or file. Encrypted client-side in the browser, never reaches the server in plaintext, self-destructs after the allowed number of views (one by default).

Remote configuration and feature flag service with a single REST API, multiple environments, and official JavaScript and .NET clients (alternative to Firebase Remote Config).

Lightweight platform for building webhooks, scheduled tasks and pages. Implement your logic with Bash or Lua.

Extensible API Gateway written in Go.

Minimal pastebin supporting client-side encryption, fulltext search, one-time messages. Intended for one to few users looking for a simple pastebin deployment.

Simple paste sharing platform, with client side encryption, featuring the monaco browser-based code editor.

Webhooks-as-a-service (WaaS) that makes it easy for online products to provide webhooks. Dispatch up to 3,000 events/month with 7 days of history retention for free.

Simple paste app friendly with browser and command line.

Collect and inspect HTTP requests for testing and debugging. Create and manage inboxes, capture detailed request data, configure custom responses.

Continuous integration server.

Scalable browser automation grid on your cloud (AWS, GCP and Azure) supporting Selenium and Playwright.

A REST API building platform that utilizes a drag & drop form builder, and is application framework agnostic. Contains open source and enterprise version.

Efficient Selenium protocol implementation running everything in Kubernetes or Openshift.

Super-minimal pastebin and file upload service focusing on small executable size, portability, and ease of configuration.

Simplify package management for npm, PyPI, Docker, Go, Helm, and more. Try it for free with 10GB storage, 10GB bandwidth, 100 packages, and unlimited users in the cloud, or self-hosted for personal use only.

Open source on-prem code snippet manager.