Software Alternatives & Startups

Top 9 API Tools in Developer Tool

The best API Tools within the Developer Tool category - based on our collection of reviews & verified products.

restclient.el Step CI Mockservice.io Temp API Hooklistener JSONing API Diagram - Nocode API builder Merge Freeze TestDataHub

Summary

The top products on this list are restclient.el, Step CI, and Mockservice.io. All products here are categorized as: Tools for creating, testing, and managing APIs. General category for various tools used in software development. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.
  1. HTTP REST client tool for emacs
    • Ease of Use - restclient.el allows users to interact with RESTful services from within Emacs, leveraging familiar keybindings and UI, which simplifies the learning curve for Emacs users.
    • Integration with Emacs - As an Emacs package, it integrates seamlessly with other Emacs features and workflows, such as Org mode for documentation or Magit for version control.
    • Lightweight - Being an Emacs package, it is relatively lightweight compared to full-fledged GUI REST clients, offering quick installation and minimal resource consumption.
    • Scripting Capabilities - Users can script and automate their HTTP requests, leveraging Emacs Lisp, which can be more powerful than traditional GUI-based REST clients.

    #API #API Tools #Developer Tools 7 social mentions

  2. Changelog software that turns GitHub commits into release notes your users actually see โ€” inside your app. Built for founders and teams who ship fast.
    Pricing:
    • Paid
    • Free Trial
    • $35 / Monthly
    • AI Release Notes from GitHub - Connect your repo and ReleasePad reads your commits and PR descriptions, then turns them into user-friendly entries. Nothing publishes without your approval โ€” you review, then ship. Never write release notes again.
    • In-App Changelog Widget - A 4.3kb embeddable widget that shows updates right inside your product โ€” lighter than most logo files. One line of code, 30 seconds to install, nothing to maintain.
    • Public Changelog Page - A hosted, SEO-friendly page your users can bookmark, on your own subdomain. Built to be crawled by Google, ChatGPT, Claude, and Perplexity, with a Markdown endpoint for AI systems โ€” plus analytics showing which updates users actually engaged with.

    #AI #Product Changelog #Changelog Featured

  3. API Testing and Monitoring made simple
    Pricing:
    • Open Source
    • Ease of Use - Step CI provides an intuitive user interface that makes it accessible for users of varying technical expertise. This ease of use helps teams adopt it without a steep learning curve.
    • Integration - Step CI integrates seamlessly with a variety of third-party tools and services, allowing teams to create flexible and powerful CI pipelines without extensive reconfiguration of their existing environment.
    • Scalability - The platform is designed to handle projects of different sizes, making it suitable for both small startups and large enterprises looking to scale their continuous integration processes.
    • Customization - Step CI offers plenty of customization options, enabling teams to tailor their CI/CD pipelines according to specific project requirements and workflows.

    #API #Developer Tools #Developer Tool 12 social mentions

  4. Don't waste your time. Mock your REST API and ship your application sooner. Choose one of ready-to-use response templates to simulate response from public APIs.
    • Ease of Use - Mockservice.io provides a user-friendly interface that makes it easy for developers to create and manage mock APIs without the need for extensive setup or configuration.
    • Quick Prototyping - The platform allows developers to quickly generate mock APIs, which is useful for prototyping and testing frontend applications without needing a live backend.
    • Integration Capabilities - It offers integrations with various development tools and environments, helping streamline the development and testing process.
    • Customization - Mockservice.io allows detailed customization of responses, enabling developers to simulate different API scenarios effectively.

    #API Tools #Developer Tools #REST API

  5. Test your frontend apps with temporary rest APIs

    #Email #API Tools #Developer Tools

  6. The developer-friendly webhook inspector with real-time team collaboration, request replay, and permanent history.
    Pricing:
    • Freemium
    • Free Trial
    • $5 / Monthly
    • Team Collaboration - Real-time shared workspaces for multi-user debugging.
    • Data Persistence - Permanent request history with no expiration time.
    • Request Replay - Resend webhooks to localhost or external APIs easily.
    • Email Testing - Capture and inspect emails sent to disposable @hookinbox.com addresses.
    • Inactivity Alerts - Get notified immediately when your endpoints stop receiving traffic.

    #SaaS #Debugging #Developer Tools

  7. Free and open-source mock API for testing and prototyping. Easily create a mock API from JSON data, with the ability to define custom rules for HTTP status codes, headers, and response bodies.

    #API Tools #Testing #Developer Tools

  8. A nocode Tool to build complex API endpoints with simple drag and drop blocks

    #APIs #REST API #No Code

  9. The code freeze tool to block merging and deployments
    • Improved Stability - By temporarily halting merges, Merge Freeze helps teams ensure that only thoroughly tested and verified code makes it into the main branch, reducing the likelihood of introducing defects.
    • Focus on Quality - Teams can concentrate on addressing critical bugs and issues during a merge freeze, without the distraction of new code submissions, leading to higher code quality.
    • Facilitates Coordination - A merge freeze can be used as a synchronization point for different teams or team members, ensuring everyone is aligned before moving forward.
    • Risk Management - Helps in mitigating risks by giving teams a chance to address and resolve any last-minute issues that might arise, ensuring a more stable release.

    #API Tools #Developer Tools #Bug And Issue Tracking 1 social mentions

  10. Ultimate Tool for Test Data Generation
    • Comprehensive Data Coverage - TestDataHub offers a wide range of test data sets that can cater to various industries and testing needs, providing users with the flexibility to choose relevant data for their specific scenarios.
    • User-Friendly Interface - The platform is designed with an intuitive interface that allows users to navigate easily and find the data they need without hassle, enhancing the user experience.
    • Robust Security Measures - TestDataHub implements strong security protocols to protect the integrity and confidentiality of its data, ensuring that users' testing environments remain secure.
    • Scalability - The platform supports scalability, allowing it to accommodate both small scale testing and large enterprise data requirements, making it suitable for organizations of all sizes.

    #API Tools #Testing #Developer Tools

  11. OpenAI-compatible API gateway for GPT, Claude, Gemini, DeepSeek, Qwen, Kling and more. One key, one endpoint, one bill. Pay per token, no lock-in.
    Pricing:
    • Freemium
    • Free Trial
    • Text, Image and Video in One API - The same endpoint serves language, image and video models, so one integration covers text generation, image generation and video generation.
    • Per-Key Spend Caps - Issue a separate key per app, environment or teammate, each with a hard spend limit. A runaway script stops at its cap instead of draining the balance.
    • Usage and Audit Logs - Every request is logged with model, tokens and cost, so you can see exactly which app or teammate is spending what.
    • OpenAI-Compatible Endpoint - Point your existing OpenAI SDK at Thalam by changing the base URL. No rewrites, no new client library, no per-provider SDKs to maintain.
    • One Key for Many Models - A single API key reaches GPT, Claude, Gemini, DeepSeek, Qwen, Kimi, GLM and more. Switch model by changing one string, with no new account or contract per provider.

    #API Gateway #AI API #LLM Featured

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