Free Tier Developer Tools

A comprehensive feedback management tool that allows teams to annotate and collaborate on websites, apps, videos, PDFs and images in one centralized platform.

Langfuse provides tracing, evaluations, prompt management, and metrics to debug and improve LLM applications.

All-in-one security solution that scans for vulnerabilities across code, cloud infrastructure, and runtime environments with AI-powered fixes and triage

Extract structured data from PDFs, images, and other documents using advanced AI and LLMs with this open-source intelligent document processing platform.

Formspree provides a simple form API that stores submissions, sends emails, handles spam and connects to 3rd party services like Airtable and Slack.

Logo.dev's API provides developers with an extensive, up-to-date resource for sourcing company logos and brand assets easily.

Collect form submissions, receive email notifications, block spam, and integrate with 3000+ apps - all without coding a backend.

Build engaging social features with Stream's powerful APIs for chat messaging, video calls, and activity feeds. Scale to millions of users effortlessly.

Powerful, flexible authentication library for TypeScript with support for multiple frameworks and authentication methods

Design, build, and analyze forms with Formizee's all-in-one solution, offering affordable pricing and developer-friendly features.

Add customizable video calls and livestreaming to your app with APIs for managing rooms, chat, whiteboards, and more.

v0 by Vercel enables developers to create user interfaces through simple text prompts, offering a chat-based interface for quick UI generation.

Create engaging, personalized product demos with AI to drive sales, adoption and onboarding. Trusted by 40,000+ businesses.

Plunk unifies marketing, transactional, and broadcast emails in a single, complete solution, offering affordability and open-source flexibility.

Seline offers intuitive, lightweight website analytics without collecting personal data. It's a privacy-friendly Google Analytics alternative.

ScreenshotOne offers a powerful API to render high-quality website screenshots with customizable options, blocking capabilities, and easy integration.

Detect and resolve issues 10x faster with Monitoring as Code. Secure uptime and performance of apps, APIs, and services using code-first synthetic monitoring.

Create engaging, interactive product demos in minutes without coding. Boost conversions and adoption across marketing, sales, and customer success.

ChatGPT is an AI assistant that provides answers, inspiration, and productivity support for various tasks including writing, learning, and brainstorming.

Bump.sh offers an API documentation platform that automates updates, detects changes, and improves developer experience for OpenAPI, Swagger, and AsyncAPI.

Replit is an AI-powered development environment for building, sharing, and deploying software quickly across multiple programming languages.

Volta enhances GitHub collaboration with real-time issue management, powerful notifications, and project visualization tools.

Corbado helps developers add passkey authentication to new and existing apps, boosting security and user experience with Face ID and Touch ID logins.

Openpanel.dev offers powerful, user-friendly analytics with real-time insights, customizable dashboards, and GDPR compliance, all in an open-source package.

Stigg provides APIs and SDKs to quickly implement and modify any pricing model, enabling faster deployment of new monetization strategies for SaaS companies.

Tinybird enables data teams to create low-latency, high-concurrency analytical API endpoints using SQL, ingesting millions of rows per second for real-time data products.

Loops is an all-in-one email platform designed for SaaS businesses, offering easy creation, sending, and tracking of beautiful email campaigns.

Gitpod provides standardized, ready-to-code development environments that can be self-hosted or run locally, boosting productivity and simplifying setup.

FusionAuth provides flexible and scalable authentication and authorization for any app, with features like SSO, MFA, and user management.

Postmark is a reliable email delivery service for developers, offering fast inbox delivery for transactional and marketing emails.

Huly is an open-source solution that combines project management, communication, and documentation tools to streamline team collaboration.

Render simplifies building, deploying, and scaling web apps with automatic updates, native runtimes, and enterprise-grade databases.

Open-source platform for building and deploying background jobs with automatic retrying, no timeouts, and seamless integration with existing tech stacks.

Bucket offers feature flagging, adoption metrics, and customer feedback for B2B product engineers, enabling confident feature releases and management.