Self-hosted projects tagged “REST API”

SQLPage is a fast SQL-only web app builder that turns .sql files into interactive web pages and APIs on top of your existing database.

MITActively maintained

Alternative to:

Retool+19

ByteStash is a self-hosted snippet manager for creating, editing, and filtering code snippets with secure storage in SQLite and an optional API with Swagger UI.

GPL-3.0Actively maintained

Alternative to:

SnippetsLab+2

Gonic is a lightweight, self-hosted Subsonic API server for streaming your music library with transcoding, playlists, podcasts support, and multi-user access.

GPL-3.0Actively maintained

Alternative to:

Plex+10

Squidex is an open-source headless CMS and content hub with REST and GraphQL APIs, workflows, versioning, and integrations for delivering content to any app or site.

MITActively maintained

Alternative to:

Contentful+19

Open-source task and chore manager for individuals and groups featuring natural-language scheduling, assignee rotation, NFC triggers, REST API, and S3-compatible storage.

AGPL-3.0Actively maintained

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Todoist+19

Open-source ticket shop and event registration software with online sales, box office mode, multilingual support, and extensible plug-ins and API.

Actively maintained

Alternative to:

Eventbrite+10

Self-hosted web-based RSS reader and feed aggregator with OPML import, plug-ins, and a RESTful JSON API. Supports SQLite, MySQL, and PostgreSQL.

GPL-3.0Actively maintained

Alternative to:

Feedly+7

Parseable ingests, analyzes, and extracts insights from MELT telemetry data with predictive analytics and a unified SQL/NL querying interface.

AGPL-3.0Actively maintained

Alternative to:

Datadog+15

Self-hosted personal location tracking and analysis tool that turns GPS data into timelines, trips, visits, and significant places with multi-user support.

AGPL-3.0Actively maintained

Alternative to:

Strava+2

Self-hosted Node.js music streaming server with web and mobile clients; supports FLAC/MP3, playlists, gapless playback and visualizer.

GPL-3.0Actively maintained

Alternative to:

Plex+8

Docspell is a self-hosted document management system that imports scanned files and email attachments, runs OCR, and helps organize documents with tags, metadata, and search.

AGPL-3.0Actively maintained

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DocuWare+5

Open-source form and data management platform with a drag-and-drop builder, embeddable form renderer, and REST API for submissions, resources, and workflows.

OSL-3.0Actively maintained

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Formstack+12

Lightweight single-binary log viewer that streams logs to a local web UI with real-time filtering, search, and TypeScript-based parsing for structured and text logs.

Apache-2.0Slowing down

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Papertrail+3

Self-hosted live chat and customer support platform with website widgets, operator console, chatbots, omnichannel integrations, and optional voice/video/screensharing.

Apache-2.0Actively maintained

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Zendesk+19

Corteza is an open-source low-code platform to build CRM-style apps, structured data systems, and automated business workflows with a strong API-first design.

Apache-2.0Actively maintained

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Microsoft Power Apps+19

Fusio is an open source API management platform for building, securing, and operating REST APIs, with a web backend, developer portal, and SDK generation.

Apache-2.0Actively maintained

Alternative to:

Amazon API Gateway+5

WildDuck is a horizontally scalable IMAP/POP3 mail server that stores all mail in MongoDB, runs stateless Node.js workers, and provides a REST API for full server control.

EUPL-1.2Actively maintained

Alternative to:

Microsoft Exchange Online+13

Lightweight open-source feature flag system with a relay proxy, OpenFeature support, file/cloud retrievers, and exporters for usage data.

MITActively maintained

Alternative to:

Unleash+4

Open-source emailing platform for newsletters and transactional emails with a visual MJML builder, segmentation, A/B testing, analytics, and a REST API with webhooks.

AGPL-3.0Actively maintained

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Mailchimp+19

ARA records Ansible playbook runs and provides searchable reports via a CLI, REST API, and local-first web interface to troubleshoot and understand automation results.

GPL-3.0Actively maintained

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Datadog Log Management+5

Lightweight self-hosted web app for managing checklists and Markdown notes with file-based storage, PGP encryption, REST API and Docker deployment.

AGPL-3.0Actively maintained

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Evernote+13

Open source status page and monitoring server for HTTP, TCP, UDP, ICMP and gRPC checks, with dashboards, alerts, and a REST API.

GPL-3.0Slowing down

Alternative to:

Atlassian Statuspage+17

Yaade is a self-hosted, collaborative API development environment that lets teams share API collections, run tests, and import from OpenAPI or Postman.

MITSlowing down

Alternative to:

Postman+10

OpenRouteService is an open-source REST API providing routing, isochrones, matrices, geocoding, POIs, elevation and vehicle-optimization services built from OpenStreetMap data.

GPL-3.0Actively maintained

Alternative to:

NextBillion.ai Directions API

Open-source Node.js server implementing the Amazon S3 API, enabling local S3 emulation and a unified object storage interface across multiple backends and clouds.

Apache-2.0Actively maintained

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Amazon S3+6

Self-hosted email archiving server that syncs from IMAP, stores a local compressed archive, and provides fast full-text search via Web UI and REST API.

AGPL-3.0Actively maintained

Alternative to:

MailStore Server+3

Open-source, self-hosted feature flag management platform with progressive rollouts, targeting rules, A/B testing, audit logs, and APIs for automated releases.

MITActively maintained

Alternative to:

LaunchDarkly+4

Plik is a WeTransfer-like temporary file upload and sharing service with a web UI, CLI client, REST API, expiration (TTL), and multiple storage backends.

Actively maintained

Alternative to:

WeTransfer+6

Open-source invoicing app built with Laravel & Vue. Provides invoices, estimates, expense tracking, REST API, customizable PDF templates and self-hosting documentation.

AGPL-3.0Actively maintained

Alternative to:

Invoice Ninja+9

DreamFactory generates secure, documented REST APIs for SQL/NoSQL databases and other services, with a web admin UI, authentication, and role-based access control.

Apache-2.0Actively maintained

Alternative to:

Hasura+7