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Free Developer Tools & APIs tools: 237 (2026)

237 tools in the Developer Tools & APIs category are marked as free, sorted by rating by default.

237 matching tools
Top ratedNewestName A–ZSee all Developer Tools & APIs tools
pixable.coPixable is an AI platform that enhances organizational efficiency by streamlining tool integration, automating resource allocation, and providing real-time analytics. Its user-friendly interface supports seamless collaboration, enabling teams to focus on strategic initiatives.pixable.coFreePollinationspollinations.ai offers a single‑endpoint API for text, image, audio, and video generation. It supports OpenAI‑compatible SDKs, real‑time streaming, structured output, vision, web search, embeddings, and a self‑hostable open‑source stack with built‑in auth.pollinations.aiFreePostgresMLPostgresML bridges machine learning with PostgreSQL databases, offering in-database model building, training, and deployment. It simplifies ML/AI workflows and delivers superior performance over microservices with support for over 50 algorithms.postgresml.orgFreePrismyPrismy is a localization platform that streamlines global product launches with AI translations, enabling efficient collaboration among teams. It integrates with GitHub for seamless updates and offers automated guidelines for consistent brand messaging.prismy.ioFreePromptLayerPromptlay is a widely used AI tool platform designed for engineers to manage and track performance. It features visual management templates and API usage monitoring, and has gained trust from over 1,000 engineering teams.promptlayer.comFreeQuantum CopilotQuantum Copilot is an AI‑driven assistant for quantum developers that generates, translates, and visualizes code across OpenQASM, Q#, Qiskit, Cirq, Quil, and more. It supports Jupyter integration, cloud simulation, real‑hardware execution, and offers an API, CLI, and conversational support.qc.vuics.comFreeQuerio 1.0Querio is a data analytics platform that connects to warehouses like BigQuery, Snowflake, RedShift, ClickHouse, and PostgreSQL. It offers reactive SQL/Python notebooks, versioned business logic in Git, collaborative boards, role‑based controls, and embed options via iframe, API, or MCP.querio.aiFreeQuoteGeneratorQuoteGenerator.io allows users to create and share quotes on various topics, explore quotes from famous figures, and enjoy a humorous "incorrect quote generator." The tool is mobile-optimized and supports user submissions for inclusion in its database.quotegenerator.ioFreeRandomX.aiRandomX.ai generates culturally diverse random names, including Chinese and Japanese options for various purposes. It offers separate generators for male, female, and pet names, making it useful for writers, game developers, and creative projects.randomx.aiFreeReadmeChefReadmeChef automates README file generation for software projects by analyzing GitHub and GitLab repositories, offering tailored documentation. It streamlines onboarding and project maintenance, enhancing discoverability and community engagement with minimal manual effort.readmechef.comFreeRealEstateAPI.comRealEstateAPI provides developers and real estate professionals with efficient access to extensive property data, offering features like bulk searches, property comparisons, and geo JSON parcel boundaries, all designed for high-performance data processing and historical analysis.realestateapi.comFreeReforgifyAI platform that aggregates public startup data, letting users search VC‑backed ideas by industry, user group, or JTBD and filter by launch date, geography, business model, etc., while providing detailed profiles and trend analysis to accelerate validation and market entry.reforgify.comFreeRelivReliv automates software testing with a no-code interface, enabling users to record and execute tests effortlessly. Its intelligent locator engine ensures reliable test execution, while features like 24/7 monitoring and CI/CD integration enhance bug detection and collaboration.reliv.aiFreeRerunRerun visualizes robotics logs, converting them into training‑ready datasets. Supporting C++, Python, Rust SDKs, it offers browser and desktop viewers for zooming, filtering, and annotating recordings, built‑in dataframe queries, and a shared catalog for collaborative debugging and secure enterprise deployment.rerun.ioFreeRespaced.comRespaced is a tool for game developers that streamlines file and asset management, enables chat conversation imports, supports Git repository cloning, manages cosmetic bundles, and offers features for event management and matchmaking in co-op roguelite games.respaced.comFreeRevmoreRevmore is an AI‑powered platform for mobile apps and games that uses live A/B testing, personalized package recommendations, SKU price optimization, and hybrid monetization to boost revenue and engagement while simplifying integration across multiple SDKs.revmore.ioFreeRorkRork is an AI platform for creating cross-platform mobile apps quickly using Expo and React Native. It simplifies app development for both developers and non-developers by allowing easy image uploads and an intuitive design interface.rork.comFreeRunLLMRunLLM is an AI platform that automates incident investigations by querying observability tools, correlating telemetry, and delivering root-cause analyses. It generates live runbooks and remediation recommendations to accelerate MTTR and create an auditable history of incidents.runllm.comFreeSaaS BoilerplatesSaaS Boilerplates offers a curated directory of 120+ SaaS starter kits organized by technology stack and feature set, allowing developers to quickly find templates for subscription billing, multi‑tenant setups, authentication, and Stripe integration.saasboilerplates.comFreeScamAlertScamAlert detects suspicious activity in real time, instantly alerting individuals and businesses. Its zero‑knowledge design keeps data private, while encrypted messaging and identity verification reduce phishing. A constantly updated threat database lets users block scams and take preventive actions quickly.scamalert.buzzchat.siteFreeSeekSeek AI is a generative AI platform within Snowflake that delivers data‑driven question answering, workflow automation, and real‑time reporting. It creates SQL, visualizations, and insights using online learning and NLP, keeping all work securely inside the warehouse.seek.aiFreeSelfMachines Inc.Selfmachines is an AI development platform featuring a drag-and-drop interface for users of all skill levels. It offers real-time observability, customizable solutions, cloud-based deployment, and a hierarchical graph engine for enhanced visualization of machine learning processes.selfmachines.comFreeSherpa CoderSherpa Coder enhances VS Code for developers by integrating OpenAI assistants for context-aware suggestions, custom assistants, and secure account management, streamlining the coding process for both individual programmers and collaborative teams.sherpacoder.devFreeshowzone.ggShowZone delivers MLB The Show players a real‑time card database, flipping analytics, mission optimization, roster projections, team building, and inventory tracking. Data updates every five minutes, with PRO members getting minute‑level refreshes.showzone.ggFree

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