Self-hosted projects built with JSON

Grafana is an open source observability and data visualization platform for querying, graphing, and alerting on metrics, logs, and traces across many data sources.

AGPL-3.0Actively maintained

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Grafana Cloud+19

Open-source observability pipeline to collect, transform, and route logs and metrics with a single, high-performance binary and programmable transforms.

MPL-2.0Actively maintained

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Elastic Logstash+13

Tinode is an open source instant messaging platform with a Go backend, web/mobile clients, JSON WebSocket and gRPC APIs, and support for one-to-one and group chat.

GPL-3.0Actively maintained

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Telegram+13

webhook is a lightweight Go server for creating HTTP endpoints that trigger scripts or shell commands with rule-based request validation.

MITActively maintained

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Webhook.site+2

Mopidy is an extensible Python music server that plays local files and radio streams, and can add streaming service backends via extensions with MPD and web clients.

Apache-2.0Actively maintained

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Volumio Premium (MyVolumio)+8

GraphHopper is an open source routing engine for OpenStreetMap, providing fast route calculation, turn-by-turn instructions, isochrones, and map matching via Java or HTTP APIs.

Apache-2.0Actively maintained

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Mapbox+1

Canarytokens generates honeytokens (URLs, files, credentials, docs) that alert you when an attacker touches them, helping detect breaches early.

BSD-3-ClauseActively maintained

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Thinkst Canary+2

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

MITActively maintained

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Unleash+4

Modern, privacy-focused task manager with kanban, calendar, natural-language dates, recurring tasks, and JSON file storage.

Slowing down

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Todoist+9

Open-source server for hosting multiple static documentation projects with versioning, CLI upload, tagging and built-in search.

MITActively maintained

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Read the Docs+14

WonderCMS is a tiny flat-file CMS for building fast websites and blogs with in-place editing, themes/plugins, and one-click updates and backups—no database required.

MITSlowing down

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WordPress.com+14

CrossWatch synchronizes watchlists, history, ratings and live scrobbles between Plex, Jellyfin, Emby and trackers like Trakt, SIMKL, AniList and MDBlist.

Actively maintained

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Simkl+3

pyShelf is a lightweight ebook server that scans folders for ebooks, aggregates covers, provides fuzzy search, and lets you browse and download titles via a web UI.

GPL-3.0Slowing down

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BookFusion+4

Interactive scratch-off maps to record visited countries, regions, or states with travel dates and linked photo albums. Lightweight Node.js + Express app with JSON storage and Docker support.

AGPL-3.0Likely dormant

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Polarsteps+1

Feedpushr is a Go-based feed aggregator with an embedded database, REST API, web UI, OPML import/export, pluggable filters and outputs, and push delivery options.

GPL-3.0Slowing down

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Inoreader+11

Lightweight C# service that polls RSS and YouTube feeds and posts updates to Discord via webhooks. Docker-ready, configurable, supports forum channels and embeds.

MITSlowing down

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Blogtrottr+2

Lightweight PHP dashboard that converts Fail2Ban logs into searchable JSON reports and centralizes UFW-based blocklist control with HTTPS-based multi-server sync.

GPL-3.0Slowing down

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Fail2Ban

Python WSGI API that fetches multiple Atom and RSS feeds and merges them into a single Atom, RSS 2.0, or JSON Feed output with caching and configurable options.

WTFPLSlowing down

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RSS.app+1

A static, configurable start page/new-tab built with React and TypeScript. Provides featured links, categories, search, drag-and-drop, PWA, multiple profiles and Docker support.

MITSlowing down

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Start.me+7

Lightweight C service that spoofs local IPs and sends Wake-on-LAN packets to automatically wake registered LAN machines when relevant traffic is detected.

Automatically documents Unraid system and Docker configurations and generates Docker Compose, Unraid templates, restore scripts, and change logs for disaster recovery.

Self-hostable REST API that returns IANA time zone identifiers for given latitude/longitude using timezone-boundary-builder data. Distributed as a Go binary and Docker image.

Web interface that finds and recommends movies similar to selected Radarr entries using TMDB, with options to filter results and add recommendations back to Radarr.

GPL-3.0Actively maintained

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Radarr

Lightweight Python CLI that scans local .safetensors models, fetches Civitai metadata and previews, generates browsable HTML, and stores JSON backups and indexes.

Lightweight PHP wiki/CMS for spontaneous, heterogeneous websites; flat-file JSON storage, Markdown editing, media manager, themes, RSS, and mobile-friendly editing.

AGPL-3.0Actively maintained

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Atlassian Confluence+12

Kontoj loads a JSON services list to generate credentials, autofill signup forms via a userscript, and export generated credential emails for bulk account creation.

Lightweight SMTP server written in Go that receives and sends email via a single JSON config and executable hooks; supports per-user DKIM and TLS.

Activity unknown

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Amazon Simple Email Service (Amazon SES)+11

Simple, lightweight web file server (“cloud storage”) in C for private uploads and public read-only sharing, designed to run efficiently on low-resource systems.

Activity unknown

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Dropbox+14