APIs & Databases

NASA API

api.nasa.gov

NASA API is a developer tool, library, or framework for building, testing, or maintaining software.

Telegram Bot API

core.telegram.org

Telegram Bot API is an HTTP-based interface created for developers to build bots for Telegram. Bots are small applications that run entirely within the Telegram app, and users interact with them through flexible interfaces supporting various tasks and services. The platform is free for both users and developers, and bots can use commands, keyboards, inline buttons and Mini Apps built with JavaScript.

Dev Scraping APIs

github.com

Dev Scraping APIs is a GitHub repository or organization with source code, releases, documentation, or project resources.

APIs Guru

apis.guru

APIs Guru is a developer tool, library, or framework for building, testing, or maintaining software.

APIsList

apislist.com

APIsList is a curated, hand-checked directory of public APIs. Listings expose category, authentication type, and pricing, and the site says it shows auth type, pricing, and status so broken APIs can be ruled out.

FreePublicAPIs

freepublicapis.com

FreePublicAPIs is a developer tool, library, or framework for building, testing, or maintaining software.

PublicAPIs

publicapis.io

PublicAPIs is a developer tool, library, or framework for building, testing, or maintaining software.

Public APIs

publicapis.dev

Public APIs is a crowdsourced, categorized collection of public APIs for developers, covering topics such as animals, books, cryptocurrencies, development, music and weather. The site states it lists over 1400 public APIs.

9Router is an OpenAI-compatible routing gateway between command-line and IDE tools and AI providers. It offers smart 3-tier fallback, sending requests to subscription, cheap or free models in turn, and includes format translation and live quota tracking.

AirTable

airtable.com

AirTable is a platform that enables teams to build custom business applications, automate workflows, and deploy AI agents. It provides relational databases, interfaces, reporting, and governance features, and integrates with tools such as Slack, Google Drive, and Salesforce.

Baserow

baserow.io

Baserow is an open-source no-code platform for building databases and applications, intended for use without coding or technical skills. It also provides REST API endpoints for creating, reading, updating and deleting rows after a database schema and API key are set up.

Beeceptor

beeceptor.com

Beeceptor is a tool for testing, mocking and intercepting HTTP requests. It builds mock REST, SOAP, GraphQL and gRPC servers, supports OpenAPI import, proxying and recording, delays and timeouts, and CRUD routes. Request history is accessible for ten days.

ChartDB

chartdb.io

ChartDB is a developer resource for coding, documentation, communities, security research, or software tools.

CoorenLabs

coorenlabs.com

CoorenLabs is a developer resource for coding, documentation, communities, security research, or software tools.

DBeaver

dbeaver.io

DBeaver Community is a free, open-source database management tool for relational databases such as MySQL, MariaDB, PostgreSQL, SQLite and Apache Family. It includes a data editor, SQL editor, task management and database maintenance tools, plus AI Chat and an @ai command. A separate commercial DBeaver PRO version adds advanced features.

DuckDB

duckdb.org

DuckDB is an open-source SQL OLAP database management system. It is an analytical database that runs in-process and can be deployed from edge devices to servers with hundreds of cores. It offers idiomatic APIs for major programming languages and reads and writes formats such as CSV, JSON, Parquet, and Iceberg, locally or in object storage.

Firecamp

firecamp.dev

Firecamp is a developer resource for coding, documentation, communities, security research, or software tools.

franchise

franchise.cloud

Franchise is an open-source SQL notebook for desktop. It runs a version of the SQLite engine in the browser, so processing happens locally, and users can load CSV, JSON, or XLSX files by dropping them in. A terminal command sets up a database bridge for connecting to PostgreSQL, MySQL, or BigQuery. Published notebooks can be downloaded as HTML documents.

FreeTheAI

freetheai.xyz

FreeTheAI is a developer resource for coding, documentation, communities, security research, or software tools.

Grafana

grafana.com

Grafana is an open-source platform for querying, visualizing and understanding data. Grafana Labs documents a core stack covering metrics, logs and traces across Grafana OSS, Grafana Cloud and Grafana Enterprise, alongside observability, AI, testing and incident response documentation.

hoppscotch

hoppscotch.io

hoppscotch is a developer resource for coding, documentation, communities, security research, or software tools.

HTTPie

httpie.io

HTTPie is an open-source API testing client for the terminal, also offered as a graphical app for web and desktop in public beta. It is described as making APIs simple and intuitive, and is used for API testing with HTTP servers, RESTful APIs, and web services.

Insomnia

insomnia.rest

Insomnia is an open-source collaborative API development platform. It supports HTTP, REST, GraphQL, gRPC, SOAP, and WebSockets, and offers AI-native API design, testing, mocking, and debugging features. Users can store data locally, via Git, or in the cloud. The platform has a free tier, paid plans, and integrates with Kong Konnect.

Meilisearch

meilisearch.com

Meilisearch is a search engine that indexes content and exposes it through search, conversational interfaces and APIs. It supports full-text search, semantic search and hybrid search, and can be used on the managed Meilisearch Cloud or self-hosted as an open source engine. Official SDKs are available for several programming languages and frameworks.