Best Free Application Development Software of 2025

Interfacing Enterprise Process Center (EPC)

Interfacing Technologies

Interfacing’s Digital Twin Organization software provides transparency and Governance to improve Quality, Efficiency, and ensure Regulatory Compliance. Map, analyze, and automate processes, manage regulatory compliance, assess risks within a single platform! Interfacing’s digital twin solution (Enterprise Process Center - EPC) is an enterprise management system that helps companies digitalize processes to streamline operations, increase productivity, and continuously improve. Interfacing’s digital business platform – Rapid Application Development (RAD) Tools, with its Low-Code Development methodology will optimize usage of your technical resources and maximize transparency for ongoing improvement. Discover how our Low-Code Rapid Application Development module provides all the tools to create and deploy Custom, Scalable, Secure, and Mobile ready Applications in Days vs. Months!

55 Ratings

Starting Price: $10/month/user

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Site24x7

ManageEngine

ManageEngine Site24x7 is a comprehensive observability and monitoring solution designed to help organizations effectively manage their IT environments. It offers monitoring for back-end IT infrastructure deployed on-premises, in the cloud, in containers, and on virtual machines. It ensures a superior digital experience for end users by tracking application performance and providing synthetic and real user insights. It also analyzes network performance, traffic flow, and configuration changes, troubleshoots application and server performance issues through log analysis, offers custom plugins for the entire tech stack, and evaluates real user usage. Whether you're an MSP or a business aiming to elevate performance, Site24x7 provides enhanced visibility, optimization of hybrid workloads, and proactive monitoring to preemptively identify workflow issues using AI-powered insights. Monitoring the end-user experience is done from more than 130 locations worldwide.

750 Ratings

Starting Price: $9.00/month

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Pdftools

PDF Tools

Whether you have thousands of documents or millions, Pdftools has the products and services to help make processing a breeze. Designed for document-heavy industries, Pdftools’ suite of SDKs and APIs are here to make your document workflows easier, faster, and stress-free. Built on SDKs and APIs, the Pdftools products integrate seamlessly into your existing (or new) systems and applications. Process thousands of documents every minute. Our tools are precision-engineered to be efficient and run at blazing speeds. We’re engineers at heart, so we’re only satisfied with the most reliable, orderly, and usable, and well-documented platforms. Shrink file sizes down, but keep the quality and interactivity. Your documents will always be compliant for long-term archiving. We’ve obsessed over every detail in our products, and documented everything so it’s easy to get started.

13 Ratings

Starting Price: $0/month/user

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Aikido Security

Secure your code, cloud, and runtime in one central system. Aikido’s all-in-one security platform is loved by developers and security teams alike with full security visibility, insight in what matters most, and fast/automatic vulnerability fixes. Teams get security done with Aikido thanks to: - False-positive reduction - AI Autotriage & AI Autofix - Deep integration into the dev workflow (from IDEs and task managers to CI/CD gating) - Automated Compliance Aikido’s covers the entire Software Development Lifecycle (SDLC), including: static application security testing (SAST), dynamic application security testing (DAST), infrastructure-as-code (IaC), container scanning, secrets detection, open source license scanning (SCA), cloud posture management (CSPM), runtime protection, and more.

72 Ratings

Starting Price: Free

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ManageEngine OpManager

ManageEngine

OpManager is a network management tool geared to monitor your entire network. Ensure all devices operate at peak health, performance, and availability. The extensive network monitoring capabilities lets you track performance of switches, routers, LANs, WLCs, IP addresses, and firewalls. Monitor the finer aspects of your network: Hardware monitoring enables CPU, memory, and disk monitoring, for efficient. performance of all devices. Perform seamless faults and alerts management with real-time notifications and detailed logs for quick issue detection and resolution. Achieve network automation, with workflows enabling automated diagnostics and troubleshooting actions. Advanced network visualization-including business views, topology maps, heat maps, and customizable dashboards give admins an at-a-glance view of network status. 250+ pre-built reports covering metrics like device performance, network usage, uptime, facilitate capacity planning and improved decision-making.

1,417 Ratings

Starting Price: $95.00/one-time

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Sahi Pro

Tyto Software Pvt Ltd

Sahi Pro is a no-code test automation tool for web, desktop, mobile, and SAP applications. Sahi Pro empowers business testers and automation engineers to streamline their test automation processes. Sahi Pro reduces the time, effort, and complexity involved in test automation, making it an ideal choice for various domains including automobile, healthcare and BFSI. Features: 1. Non-flaky Test Execution - For reliable test results and reduced time wastage in analysis of false-positives or false-negatives. 2. Supports Multiple Technologies - Achieve end to end automation across technologies. 3. No-code Automation - Enable non-technical business testers to automate. 4. Integrations - Integrate and work with your existing ecosystem. Testers using Sahi Pro easily automate complex tests without writing code. With Sahi Pro, you can achieve faster release cycles, improved software quality, & reduced costs. Our customers love Sahi Pro for its speed, flexibility, and ease of use.

60 Ratings

Starting Price: $1499/year/user

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Thinfinity Workspace

Cybele Software, Inc.

Thinfinity® Workspace 7 is a comprehensive, secure platform that offers a zero-trust approach, enabling secure and contextual access to corporate virtual desktops, virtual applications, internal web apps, SaaS, and files, whether they are on Windows, Linux, or mainframes. It supports various deployment models, including cloud, on-premise, and hybrid settings, and can be deployed on any cloud provider of your choice. With its proprietary reverse gateway technology, Thinfinity® Remote Workspace 7 ensures secure reverse connections over SSL with TLS 1.3 encryption. This robust approach doesn't require client-side installations, firewall modifications, or the opening of inbound ports on your network, thereby enhancing the security infrastructure of your business. The platform ensures all browser-based connections are secured over HTTPS, offering a wide variety of authentication options, from straightforward User/Password to sophisticated Active Directory authentication.

14 Ratings

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DbVisualizer

DbVisualizer is one of the world's most popular database editors. With almost 7 million downloads and Pro users in 150 countries worldwide, it won't disappoint you. Free and Pro versions are available. Developers, analysts, and DBAs use it to elevate their SQL experience with modern tools to visualize and manage their databases, schemas, objects, and table data, auto-generate, write, and optimize queries, and so much more. It connects to all popular databases, such as MySQL, PostgreSQL, SQL Server, Oracle, Cassandra, Snowflake, SQLite, BigQuery, and 30+ others, and runs on all popular OSes (Windows, macOS, and Linux). A powerful SQL editor with intelligent autocomplete, visual query builders, variables, and more. You can fully control window layouts, key bindings, UI theme, mark scripts, and database objects as favorites for quick access or even work outside of DbVisualizer. DbVisualizer is also built to meet rigorous security standards, all configurable within the product.

489 Ratings

Starting Price: Free

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Windsurf Editor

Windsurf

The Windsurf Editor is a free AI-powered IDE and AI coding assistant that accelerates development by providing intelligent code generation and agents in over 70 programming languages and more than 40 IDEs, including VSCode, JetBrains, and Jupyter Notebooks. With Windsurf, developers can write code faster, eliminate repetitive tasks, and stay in the flow state—whether they're working with Python, JavaScript, C++, or any other language. Built on billions of lines of open-source code, Windsurf Editor understands and anticipates your coding needs, offering multiline suggestions, automated unit tests, and even natural language explanations for complex functions. It’s perfect for streamlining code writing, reducing boilerplate, and cutting down the time spent on documentation searches. Trusted by individual developers and Fortune 500 companies alike, Windsurf Editor is your go-to solution for boosting productivity and writing better code. Try Windsurf for free today!

137 Ratings

Starting Price: Free

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KrakenD

KrakenD is a high-performance API Gateway optimized for resource efficiency, capable of managing 70,000 requests per second on a single instance. The stateless architecture allows for straightforward, linear scalability, eliminating the need for complex coordination or database maintenance. It supports various protocols and API specifications, with features like fine-grained access controls, data transformation, and caching. Unique to KrakenD is its ability to aggregate multiple API responses into one, streamlining client-side operations. Security-wise, KrakenD aligns with OWASP standards and doesn't store data, making compliance simpler. It offers a declarative configuration and integrates with third-party logging and metrics tools. With transparent pricing and an open-source option, KrakenD is a comprehensive API Gateway solution for organizations prioritizing performance and scalability.

66 Ratings

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Titan

Bend, don’t break with Titan’s flexible business solutions and forms for Salesforce. Our scalable Salesforce Forms and software is rapidly developing a reputation as the gold-standard in Salesforce integration, and it’s easy to see why. Slash time to market, nuke code, and tackle any use case on a single platform. Our best-of-breed forms in Salesforce and applications cater to any industry and it’s our mission to provide custom solutions for difficult problems. Build web portals, sign documents, generate docs, send surveys, automate contracts, fill out forms in Salesforce, and so much more in just a few simple clicks. No code required and AI assisted! This is all 100% Salesforce integrated, empowering you to send data to the #1 CRM and pull it back in real-time. No other product on the market does it better or faster. Our customers and partners are the heartbeat of Titan. If you need a feature, simply request it via our Titan X Lab and we will consider it for our roadmap!

357 Ratings

Starting Price: $12 per month

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Kasm Workspaces

Kasm Technologies

Kasm Workspaces streams your workplace environment directly to your web browser…on any device and from any location. Kasm uses our high-performance streaming and secure isolation technology to provide web-native Desktop as a Service (DaaS), application streaming, and secure/private web browsing. Kasm is not just a service; it is a highly configurable platform with a robust developer API and devops-enabled workflows that can be customized for your use-case, at any scale. Workspaces can be deployed in the cloud (Public or Private), on-premise (Including Air-Gapped Networks or your Homelab), or in a hybrid configuration.

123 Ratings

Starting Price: $0 Free Community Edition

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Kubit

Your data, your insights—no third-party ownership or black-box analytics. Kubit is the leading Customer Journey Analytics platform for enterprises, enabling self-service insights, rapid decisions, and full transparency—without engineering dependencies or vendor lock-in. Unlike traditional tools, Kubit eliminates data silos, letting teams analyze customer behavior directly from Snowflake, BigQuery, or Databricks—no ETL or forced extraction needed. With built-in funnel, path, retention, and cohort analysis, Kubit empowers product teams with fast, exploratory analytics to detect anomalies, surface trends, and drive engagement—without compromise. Enterprises like Paramount, TelevisaUnivision, and Miro trust Kubit for its agility, reliability, and customer-first approach. Learn more at kubit.ai.

33 Ratings

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Cycloid

Cycloid Sustainable Platform Engineering is a self-service portal that helps you streamline your software delivery, reduce the cognitive load of your engineering teams, and promote Green IT practices. Step 1. Modernize your infrastructure in sophisticated service catalog supported by Infra Import, a Terraform generator in a full GitOps-first approach. Step 2. Scale the adoption of your platform and lighten workload for end-users and DevOps with a UX-strong internal developer platform. Your tools, automation, and cloud will be accessible without expert knowledge while still keeping control and best practices. Step 3. Allow your teams to continuously optimize their projects with a 360° overview of CI/CD pipelines, automation, documentation, KPI’s, FinOps and GreenOps. With Cycloid, you will enable a future where technology and sustainability can coexist harmoniously, leaving a lasting positive legacy.

5 Ratings

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Windocks

Windocks is a leader in cloud native database DevOps, recognized by Gartner as a Cool Vendor, and as an innovator by Bloor research in Test Data Management. Novartis, DriveTime, American Family Insurance, and other enterprises rely on Windocks for on-demand database environments for development, testing, and DevOps. Windocks software is easily downloaded for evaluation on standard Linux and Windows servers, for use on-premises or cloud, and for data delivery of SQL Server, Oracle, PostgreSQL, and MySQL to Docker containers or conventional database instances. Windocks database orchestration allows for code-free end to end automated delivery. This includes masking, synthetic data, Git operations and access controls, as well as secrets management. Windocks can be installed on standard Linux or Windows servers in minutes. It can also run on any public cloud infrastructure or on-premise infrastructure. One VM can host up 50 concurrent database environments.

6 Ratings

Starting Price: $799/month

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Highcharts

Highsoft

Highcharts is a JavaScript charting library that allows developers to create interactive and visually appealing charts for web applications. It offers a wide range of chart types, including line charts, bar charts, pie charts, scatter plots, and more. It also supports different types of data, including CSV, JSON, and even live data streams. One of the key features of Highcharts is its ability to customize the look and feel of the charts. Developers can easily change the colors, font sizes, and other visual elements to match their brand or design. Additionally, it offers a variety of options for making charts responsive, so they look great on any device. Another great feature is the ability to add interactive elements to charts, such as hover effects, tooltips, and click events. This allows developers to create charts that are not only informative, but also engaging for users. Highcharts also supports exporting charts as PNG, JPEG, PDF, or SVG, making it easy to share or print them.

111 Ratings

Starting Price: $0

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Localazy

Localazy is a localization automation platform and powerful CAT tool. Speak everyone's language and expand your user base. Manage translations and enjoy both standard & innovative localization features. Tailor-made for growing apps and established businesses alike. Integrate Localazy to your build chain (Github Actions, Bitrise, CI/CD) and forget about all the hassle. Never touch localizable files again 😏. 👨🏽‍💻 UX built around developer productivity ➡️ Instant&free translations available ➡️ Unlimited apps (public & private) ➡️ Unlimited localization features ➡️ Unlimited languages & translations ➡️ Unlimited machine translations ➡️ Save money with shared translations ➡️ All integrations & formats ➡️ One-time payment for source phrase quota available

49 Ratings

Starting Price: $39

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CaptainCasa Enterprise Client

CaptainCasa

Rapid development and cost-effective maintenance of web applications with server-side Java. The developer uses only this most widely used development language; no html, css or javascript knowledge is required for frontend programming. Unique clear separation of UI design and logical processing. Integration of Java business logic into the design through expression language and event control. Numerous and exceptional components serve a unique overall look; unlimited use of additional CSS or JavaScript on design side. Of course, the developed applications can also be hosted on Microsoft Azure or AWS (Amazon Web Services); the developed applications can also be used in-house with simple deployment. CaptainCasa Enterprise Client protects against hidden costs and provides long-term protection of your software development investment.

7 Ratings

Starting Price: Free

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EEZ Studio

Envox d.o.o.

EEZ Studio represents a unique solution when both rapid development of an attractive GUI and remote control of devices for test and measurement (T&M) automation is required. Created by a team with first-hand experience in designing resource-constrained complex embedded devices, EEZ Studio enables the design of responsive desktops and embedded GUIs using the “drag & drop” and flowcharting (EEZ Flow) visual programming. A series of in-house developed Widgets and Actions as well as LVGL support and read-to-go project templates and examples enable rapid prototyping as well as development of final applications. The EEZ Studio contains everything you need to quickly create, test and debug attractive and responsive GUIs, regardless of the level of complexity, and can meet even the most complex requirements. Depending on the type of application, several types of projects are offered in order to simplify development and successfully address the challenges of the chosen target platform.

5 Ratings

Starting Price: Free

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Alpha TransForm

Alpha Software Corporation

The Alpha TransForm no-code app builder lets anyone create cross-platform mobile apps. The software offers unmatched speed, power, and flexibility in the no-code segment, and doesn’t require programming knowledge. Apps can leverage smartphone features (GPS, photos, bar code scanning, audio, digital ink, etc.), and integrate with existing databases and software. Whether you’re looking to collect more accurate data or streamline workflows, Alpha TransForm lets you design, build, and deploy mobile apps with ease: - pre-built app templates you can customize - powerful analytics engine with dashboards you can customize - built-in offline operation - a programming language for adding advanced capabilities - scale-able, secure and reliable cloud deployment. Developers can use Alpha Software's complimentary low-code platform (Alpha Anywhere) which integrates with Alpha TransForm, to build more advanced mobile apps and web apps.

4 Ratings

Starting Price: $30/User/Month

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CSS HTML Validator

AI Internet Solutions LLC

CSS HTML Validator for Windows, Mac, and Linux is a fast, powerful, highly user configurable, and easy to use web development tool that checks HTML, CSS, SEO, spelling, accessibility (including WCAG 2.0/2.1/2.2), PHP, XHTML, JavaScript, htmx, and links. CSS HTML Validator includes batch processing (in the Pro edition), integrated HTML/CSS editing, and much more. It works offline so it's super-fast and your privacy is protected because your documents are not uploaded to a server for checking. CSS HTML Validator Pro has superior customization features so you can configure the validation to your liking. You can even add your own validator messages, recognize your own HTML elements and attributes, and much more. Try CSS HTML Validator Pro for Windows free for 200 validations or 30 days, whichever comes first. A FREE limited version of htmlval for Mac and Linux is also available.

4 Ratings

Starting Price: $79 (one time)

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GigSheets

Gigsheets is the only tool you need to manage your agile project successfully. With all the built-in features on Gigsheets, managing your agile project has never been easier. The built-in timer on Gigsheets automatically tracks changes on tickets, columns and sprints. Each entry will show the name of what you're working on (tickets, columns, etc.), so you will have a clear view of your progress. You can easily export your timesheet to give your clients full transparency on your project. When it comes to tickets, there are various options to customize: - “Watch” Tickets - Link a ticket to an “epic” - Choose the type of ticket (Story, Task, Bug, or Suggestion) - Add checklists - Prioritize, assign, label, and upload attachments Let Gigsheets help you to save time, stay focused and have full transparency into your team's workflow. Be the hero! Sign up for Gigsheets

4 Ratings

Starting Price: $2.50/per user, per month

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Peekdata

Consume data from any database, organize it into consistent metrics, and use it with every app. Build your Data and Reporting APIs faster with automated SQL generation, query optimization, access control, consistent metrics definitions, and API design. It takes only days to wrap any data source with a single reference Data API and simplify access to reporting and analytics data across your teams. Make it easy for data engineers and application developers to access the data from any source in a streamlined manner. - The single schema-less Data API endpoint - Review and configure metrics and dimensions in one place via UI - Data model visualization to make faster decisions - Data Export management scheduling AP Ready-to-use Report Builder and JavaScript components for charting libraries (Highcharts, BizCharts, Chart.js, etc.) makes it easy to embed data-rich functionality into your products. And you will not have to make custom report queries anymore!

2 Ratings

Starting Price: $349 per month

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getcss

getcss - An intuitive CSS framework. Create responsive web apps with getcss. It's simple, easy to use, free, and open source. Features: * Accelerate your development - Write less, get more * Zero dependencies * Latest technologies - Supports latest browsers, HTML5, CSS3 * Easy to learn, easy to use - as easy as 1-2-3 * Free and Open Source - Develop for yourself or your client * Responsive User Interface - Developed with mobile first approach * Media queries and Flexbox based.

1 Rating

Starting Price: Free

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VOCSO Color Palette Generator

VOCSO Technologies

VOCSO's free color palette generator is the easiest way to find suitable colors for your designs. You can use it whenever you need to design a new website, or logo, create digital art with schemes or anything else related - in just one click! It provides relevant and beautiful combinations that are perfect for any purpose of yours at all times. VOCSO color palette generator can help you explore and select a range of colors for your design. It is important to use the right type of tone in voice while designing websites, apps, or other digital products that are used on mobile devices because different tones come with their own set of advantages and disadvantages. With this tool, you can easily generate a new custom-colored palette, which is great for graphic designers and business owners who are managing the website and mobile app design by themselves or with a team.

Starting Price: $0

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HiveMQ

HiveMQ empowers businesses to unlock the full potential of their data with the most trusted edge-to-cloud IoT data streaming platform. Built on MQTT’s publish/subscribe architecture for seamless and flexible integration across operational technology (OT) assets and information technology (IT) applications, HiveMQ ensures businesses can efficiently connect, stream, and govern their data in real-time. With a focus on reliability, scalability, and security, HiveMQ helps organizations get their data AI-ready—enabling advanced analytics, predictive maintenance, and digital transformation. Leading brands like Audi, BMW, Liberty Global, Mercedes-Benz, Siemens, and Eli Lilly trust HiveMQ to modernize their operations, accelerate innovation, and create smarter, data-driven experiences. Visit hivemq.com to learn more.

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Convertigo

Convertigo SA

Convertigo is the first open source Enterprise Grade Low Code / No Code platform to accelerate your Enterprise digitalization for reasonable costs. Dream an App, Make an App! Imagine you can make any app you want. From simple handy workforce apps to Enterprise grade multi-device transactional applications helping companies to accelerate their business. Get live sooner! Convertigo Low Code platform application development makes your Enterprise to get business success more efficient, delivering complete applications, similar to Pro Code but faster and cheaper. Reduce by 90% time and money needed to build and deploy business applications running on all type of devices such as smartphones, tablets and PCs whatever operating systems they are running on. Enjoy Open Source! This means that you can use Convertigo Community Edition Free of Charge. Open Source also solves the Vendor Lock-in paradigm by allowing you to quit the platform and still enjoy running your apps

Starting Price: $15 per month / user

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Newired

Newired empowers companies to guide users to resources and answers on virtually any web application, by making the user learn and perform on the go. We shall not forget that digital is, first and foremost, for people. -Newired makes technology and software more accessible, replacing any disconnected documentation, tutorial, or training with contextual in-place guidance and support. -Newired guides users with in-place help so they can learn by doing until they comprehend it and are comfortable with challenging content, with support that ensures process compliance in complex internal applications. -Newired can be deployed on any web-based application or website without touching the code and can be adapted to meet customers' needs.

Starting Price: $ 6,480 per year

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CAST SBOM Manager

CAST

CAST SBOM Manager enables users to automatically create, customize, and maintain Software Bill of Materials (SBOMs) with the ultimate level of control and flexibility. It detects open source dependencies and related risks (vulnerabilities and security advisories, licenses, obsolescence) directly from scanning source code, and allows you to create and maintain SBOM metadata over time (proprietary components, custom licenses, vulnerabilities) and much more.

Starting Price: Free

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Rayven

Rayven's a full-stack, no/low-code platform that lets anyone build powerful apps, AI tools, and automations - fast. It's simple, scalable, and works with your existing technologies. Start building on our free-forever plan using AI prompts, drag-and-drop tools, templates, or code (when you want) to: - Build apps + automations in minutes using templates or from scratch - Connect systems, unify data, and integrate AI into your workflows - Modernise processes without replacing legacy tech or adding risk - Enable IT, Developers, DevOps, Ops, and Product teams to work from the same platform Rayven is designed for developers and non-technical users alike; giving you the all-in-one, low-cost tool to get from idea to outcome, fast. Start for free at rayven.io

Starting Price: $0

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Compare the Top Free Application Development Software as of July 2025

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