# Reveal.js - **Canonical URI:** https://www.vioscale.ai/software/reveal-js - **Category:** Presentation Software - **Homepage:** https://revealjs.com - **Also known as:** reveal-js - **Profile claimed by vendor:** no - **Last updated:** 2026-08-26T19:32:07.482Z ## Vioscale score **67.5 / 100**, confidence 24% (low). Computed 2026-09-01. Composite of weighted, independently-sourced signals (no user reviews, no vendor payment). | Signal | Score | Weight | Contribution | Evidence present | |---|--:|--:|--:|:--:| | price_level | 100 | 0.052 | 5.2 | ✓ | | reliability | 0 | 0.073 | 0 | - | | capabilities | 0 | 0.084 | 0 | - | | repo_stars | 91.7 | 0.026 | 2.4 | ✓ | | integrations | 0 | 0.09355555555555557 | 0 | - | | dependent_projects | 89.1 | 0.063 | 5.6 | ✓ | | dev_activity | 22 | 0.094 | 2.1 | ✓ | | release_cadence | 75 | 0.052 | 3.9 | ✓ | | security_posture | 0 | 0.073 | 0 | - | | package_downloads | 0 | 0.136 | 0 | - | | security_score | 48 | 0.042 | 2 | ✓ | | pricing_transparency | 80 | 0.084 | 6.7 | ✓ | | community_qa_activity | 0 | 0.063 | 0 | - | ## Pricing _As of 2026-08-19, [verify at source](https://revealjs.com). Independently observed._ Open source · Free tier > Free and open source ## About An open-source tool for creating feature-rich, animated presentations using HTML, CSS, and JavaScript. Supports Markdown, LaTeX, and provides an extensive JavaScript API for advanced customization. _Independently observed._ ## Platform & deployment - **Platforms:** Web - **Deployment:** Self-hosted ## Release history | Version | Date | Type | |---|---|---| | [6.0.1](https://github.com/hakimel/reveal.js/releases/tag/6.0.1) | 2026-04-11 | stable | | [6.0.0](https://github.com/hakimel/reveal.js/releases/tag/6.0.0) | 2026-03-11 | stable | | [5.2.1](https://github.com/hakimel/reveal.js/releases/tag/5.2.1) | 2025-03-28 | stable | | [5.2.0](https://github.com/hakimel/reveal.js/releases/tag/5.2.0) | 2025-03-19 | stable | | [5.1.0](https://github.com/hakimel/reveal.js/releases/tag/5.1.0) | 2024-04-11 | stable | | [5.0.5](https://github.com/hakimel/reveal.js/releases/tag/5.0.5) | 2024-02-26 | stable | | [5.0.4](https://github.com/hakimel/reveal.js/releases/tag/5.0.4) | 2023-12-22 | stable | | [5.0.3](https://github.com/hakimel/reveal.js/releases/tag/5.0.3) | 2023-12-18 | stable | | [5.0.2](https://github.com/hakimel/reveal.js/releases/tag/5.0.2) | 2023-11-09 | stable | | [5.0.0](https://github.com/hakimel/reveal.js/releases/tag/5.0.0) | 2023-10-27 | stable | | [4.6.0](https://github.com/hakimel/reveal.js/releases/tag/4.6.0) | 2023-09-12 | stable | | [4.5.0](https://github.com/hakimel/reveal.js/releases/tag/4.5.0) | 2023-04-13 | stable | | [4.4.0](https://github.com/hakimel/reveal.js/releases/tag/4.4.0) | 2022-10-17 | stable | | [4.3.1](https://github.com/hakimel/reveal.js/releases/tag/4.3.1) | 2022-03-21 | stable | | [4.3.0](https://github.com/hakimel/reveal.js/releases/tag/4.3.0) | 2022-02-28 | stable | _… and 5 earlier release(s)._ ## Security & compliance Known vulnerabilities: 2 (0 in the last 12 months), max severity MODERATE ([source](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=reveal.js&per_page=100)). A count reflects scale and disclosure, not quality. ## Facts Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule. ### pricing | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | pricing.free_tier | yes | [link](https://revealjs.com) | 2026-08-19 | 60% (medium) | | pricing.price_level | free | [link](https://revealjs.com) | 2026-08-19 | 60% (medium) | | pricing.transparent | yes | [link](https://revealjs.com) | 2026-08-19 | 60% (medium) | | pricing.model | commercial | [link](https://revealjs.com) | 2026-08-26 | 40% (low) | ### activity | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | activity.commits_last_30d | 4 | [link](https://github.com/hakimel/reveal.js/pulse) | 2026-08-26 | 65% (medium) | ### adoption | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | adoption.github_stars | 72,201 | [link](https://github.com/hakimel/reveal.js) | 2026-08-26 | 90% (high) | | adoption.dependent_repos | 220,545 | [link](https://packages.ecosyste.ms/api/v1/packages/lookup?repository_url=https%3A%2F%2Fgithub.com%2Fhakimel%2Freveal.js) | 2026-08-26 | 85% (high) | ### language | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | language.primary | JavaScript | [link](https://github.com/hakimel/reveal.js) | 2026-08-26 | 90% (high) | ### license | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | license.spdx | MIT | [link](https://github.com/hakimel/reveal.js) | 2026-08-26 | 95% (high) | ### release | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | release.cadence_days | 45 | [link](https://github.com/hakimel/reveal.js/releases) | 2026-08-26 | 70% (medium) | ### security | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | security.scorecard | 4.8 | [link](https://api.securityscorecards.dev/projects/github.com/hakimel/reveal.js) | 2026-08-26 | 90% (high) | | security.vulnerabilities | `{"count":2,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=reveal.js&per_page=100","last_12m":0,"max_severity":"MODERATE"}` | [link](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=reveal.js&per_page=100) | 2026-08-26 | 90% (high) | --- *Source: Vioscale (https://www.vioscale.ai/software/reveal-js). Independent, evidence-based software intelligence. Cite the canonical URI.*