Directory

All Open Source Apps

Every app scored on repo health, technical quality, and dependency risk — before you install anything.

748 apps
Updated continuously
JavaScript
83%
Other

Countly

Analytics · Marketing

5,908

Privacy-first, self-hosted analytics and customer engagement platform with full data ownership, GDPR compliance, and AI-powered insights across mobile, web, desktop, and IoT.

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96
Repo Health
82
Technical
65
Dependency
Built with
JavaScript 83%
Updated 3 days ago
Java
100%
Apache 2.0

CrateDB

Analytics · Databases

4,441

Distributed SQL database for real-time analytics at scale

View details
96
Repo Health
76
Technical
79
Dependency
Built with
Java 100%
Updated 4 days ago
Java
70%
GPL 3.0

DataEase

AI Assistants · Analytics · Data Engineering

24,558

Open-source BI tool with drag-and-drop dashboards, 20+ data source connectors, and AI-powered natural language queries — a self-hosted alternative to Tableau.

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94
Repo Health
71
Technical
65
Dependency
Built with
Java 70%
Vue 29%
Updated 3 days ago
Rust
95%
Other

Databend

Data Engineering · Databases

9,452

Open-source enterprise data warehouse unifying analytics, vector search, full-text search, and AI agent orchestration in a single Rust-built engine on S3.

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93
Repo Health
84
Technical
77
Dependency
Built with
Rust 95%
Updated 3 days ago
Java
58%
Apache 2.0

Kestra

Automation · Data Engineering · Devops

28,388

Event-driven orchestration platform for data, AI, and infrastructure workflows — define everything in YAML, run anywhere at scale.

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93
Repo Health
81
Technical
72
Dependency
Built with
Java 58%
TypeScript 26%
Vue 15%
Updated 6 days ago
Ruby
62%
MIT

OnetimeSecret

Security

2,947

Generate self-destructing single-use links to share passwords and sensitive data without leaving traces in inboxes or chat logs.

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92
Repo Health
81
Technical
72
Dependency
Built with
Ruby 62%
TypeScript 25%
Updated 3 days ago
Java
93%
Apache 2.0

QuestDB

Analytics · Databases

17,360

A high-performance, open-source time-series database built for financial market data, IoT telemetry, and real-time analytics, combining a zero-GC Java/C++ core with SIMD-accelerated SQL and a WAL-to-Parquet storage engine.

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91
Repo Health
86
Technical
67
Dependency
Built with
Java 93%
Updated 3 days ago
JavaScript
99%
Other

ChartBrew

Analytics · Databases

4,063

Open-source reporting platform to build live dashboards from SQL, NoSQL, APIs, and SaaS tools with an AI assistant that creates charts from natural language.

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90
Repo Health
83
Technical
64
Dependency
Built with
JavaScript 99%
Updated 1 weeks ago
Java
97%
Other

SuperTokens

Authentication · Security

15,323

Open-source authentication platform you self-host, giving you complete control over user data with zero vendor lock-in.

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90
Repo Health
76
Technical
71
Dependency
Built with
Java 97%
Updated 6 days ago
Rust
86%
AGPL 3.0

ParadeDB

Analytics · Databases · Search

9,311

Born out of Y Combinator's S2023 batch, ParadeDB is a Postgres extension that delivers Elasticsearch-quality BM25 search and real-time analytics without a separate search cluster to manage.

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89
Repo Health
87
Technical
68
Dependency
Built with
Rust 86%
PLpgSQL 14%
Updated 3 days ago
Rust
83%
AGPL 3.0

Vaultwarden

Password Manager · Security

68,240

Unofficial Bitwarden-compatible server in Rust — run the full Bitwarden ecosystem on a Raspberry Pi using every official client you already have, without the multi-container overhead.

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89
Repo Health
69
Technical
70
Dependency
Built with
Rust 83%
Updated 6 days ago
Rust
52%
Apache 2.0

cocoindex

AI Development · Data Engineering

11,607

An incremental data indexing engine that keeps AI agent context perpetually fresh by reprocessing only what changed.

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87
Repo Health
85
Technical
65
Dependency
Built with
Rust 52%
Python 48%
Updated 3 days ago
Rust
86%
Other

Arroyo

Analytics · Data Engineering

5,039

A distributed stream processing engine written in Rust that lets you write SQL to run stateful, real-time computations over data streams with subsecond results.

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86
Repo Health
74
Technical
62
Dependency
Built with
Rust 86%
Updated 6 days ago
Rust
67%
Other

DefGuard

Authentication · Networking · Security

2,849

Self-hosted secure remote access that unifies WireGuard VPN, identity management, and connection-level MFA in one open-source platform.

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84
Repo Health
82
Technical
72
Dependency
Built with
Rust 67%
TypeScript 31%
Updated 6 days ago
Rust
47%
Apache 2.0

magika

Developer Tools · Security

18,679

AI-powered file type detection that identifies 200+ content types with ~99% accuracy in milliseconds using a compact deep learning model.

View details
84
Repo Health
85
Technical
73
Dependency
Built with
Rust 47%
YARA 16%
Python 12%
Updated 6 days ago
Rust
96%
Apache 2.0

InfluxDB

Analytics · Databases

31,758

Open-source time-series database built for real-time ingest, fast SQL queries, and embedded Python automation — powered by Apache Arrow and Parquet.

View details
82
Repo Health
76
Technical
72
Dependency
Built with
Rust 96%
Updated 6 days ago
Rust
64%
Apache 2.0

Temps

Analytics · Devops · Monitoring

801

A self-hosted Rust PaaS that replaces Vercel, Sentry, PostHog, Pingdom, Resend, and E2B with one binary — plus 440+ CLI operations agents like Claude Code can drive directly.

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81
Repo Health
86
Technical
70
Dependency
Built with
Rust 64%
TypeScript 34%
Updated 3 days ago
Rust
52%
Other

hoodik

File Storage · Security

1,484

Self-hosted, end-to-end encrypted cloud storage with browser-based encryption and S3-compatible storage support

View details
79
Repo Health
71
Technical
63
Dependency
Built with
Rust 52%
TypeScript 33%
Vue 14%
Updated 1 weeks ago
JavaScript
46%
MIT

Kutt

Analytics · Marketing

11,125

Self-hosted URL shortener with custom domains, per-link analytics, and zero build step required.

View details
74
Repo Health
62
Technical
72
Dependency
Built with
JavaScript 46%
Handlebars 24%
HTML 16%
Updated 4 weeks ago
Rust
97%
Apache 2.0

Volga

Data Engineering

161

A Rust-based real-time data processing engine for AI/ML feature computation, built on Apache DataFusion and Arrow — positioned as an alternative to Flink, Spark, Chronon, and OpenMLDB with unified streaming, batch, and request-time execution.

View details
67
Repo Health
67
Technical
72
Dependency
Built with
Rust 97%
Updated 4 days ago
Java
34%
Apache 2.0

Enso

Analytics · Data Engineering · Low Code Platforms

7,441

A visual and textual programming platform for data prep and analysis where the node graph and the underlying Enso code are always perfectly in sync, built by an Alteryx co-founder on a GraalVM engine.

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59
Repo Health
90
Technical
61
Dependency
Built with
Java 34%
TypeScript 27%
Scala 26%
Updated 1 months ago
JavaScript
100%
AGPL 3.0

Social Analyzer

Security

24,134

Find and analyze a person's digital footprint across 1000+ social media platforms using multi-layer detection, OCR, and metadata extraction.

View details
42
Repo Health
52
Technical
68
Dependency
Built with
JavaScript 100%
Updated 8 months ago

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