Apps with 'Developer Tools' feature Page 78 of 104

A comprehensive document scanning and signing app that allows you to scan, edit, sign, and manage documents on the go with ease.

Free browser-based OpenAPI editor from Postman. Design or import a Swagger 2.0, OpenAPI 3.0, or OpenAPI 3.1 spec (YAML or JSON) and see live documentation with inline validation as you type. No signup, no install. Part of Postman's suite of free developer tools at postman.

Design document templates visually and generate PDFs, PNGs, and SVGs at scale via API — powered by Typst, not browser-based rendering.

Real-time options analytics API — gamma exposure, IV surfaces, Greeks, and dealer positioning for 4,000+ US stocks and ETFs.

Data2CRM.API is a unified API provider that allows to establish integration with numerous leading CRM solutions simultaneously.

Haptic Haven is an app for iOS developers to test, learn about, and implement haptic feedback.

Ready-to-use development platform that accelerates the process of building business applications and internal tools.

Next9.ai is an advanced centralized dashboard solution built to optimize and streamline your engineering team's on-call workflows. By eliminating time-consuming data gathering and manual reporting, Next9.

UDG creates realistic test data directly in your Salesforce sandbox or scratch org via an easy to use web interface. Native record relationships, picklist values, and record types.

enClose is an iOS and macOS hybrid application development framework that enables developers to use familiar web technologies (JavaScript, HTML, and CSS) to build rich applications that perform like native apps.

ToolsMystro offers a wide range of free online tools, including text utilities, image editing, file conversion, and SEO tools, designed to simplify digital tasks efficiently.

Maximem Synap is a managed long-term memory layer for AI agents. It stores what an agent learns across sessions and returns the relevant parts at inference time, instead of re-sending an entire conversation history into the context window.

An easy to use SVG polygon / shape generator that also displays the angles between points. You can also see the length (in pixels) between points, drag points and create/delete points.

Hackerium automates offensive black-box penetration testing with deep coverage and agile performance, focusing on web applications.

Essential free web development tools for frontend developers - CSS generators, SEO optimization, and code utilities in one place.

UpTower is an easy-use tool for website monitoring. UpTower checks websites in 1-minute intervals and notifies user via push notifications about every outage immediately. Using UpTower app user can monitor websites and their availability for free.

Unblockd is a native macOS menu bar app that gives you a unified view of Pull Requests across Bitbucket Cloud, GitHub, and GitLab.com — without notification spam.

RexIDE is a lightweight developer workspace built for the reality of modern development: constant switching between repos, tasks, terminals, reviews, and tools. Inspired by tmux but built for the desktop, it ensures you never lose your place.

SyntaxSnap replaces dozens of generic, cloud-based developer utilities with a single, privacy-first toolkit.

Mutation testing practice platform for QA Engineers. Write pytest tests that catch hidden bugs in AI-generated code. 339 challenges across real-world domains, browser-based execution, instant feedback. Like LeetCode but for writing tests, not solving algorithms.

OddsPapi is a real-time sports betting odds API that aggregates pre-match, live, and historical odds from 300+ bookmakers across 60+ sports and 12,000+ competitions per year. It's built for developers creating odds comparison platforms, sportsbook and trading tools...

Use OpenMSI CLI to create Windows Installers (*.msi) using declarative YAML files.

KFR is built for developers who need a powerful toolkit for audio and DSP applications. The framework is packed with ready-to-use C++ classes and functions for various DSP tasks from high-quality filtering to small helpers to improve development speed.

JustAuthenticateMe offers a simple authentication-as-a-service for your web apps. It uses magic links in emails as a way to verify identity so that neither you nor your users have to worry about passwords.

CI gate that records and enforces what adversarial AI code review could not resolve, as a versioned JSON declaration on every pull request.